cloudworks CDS551 User manual

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CDS551
Cirrus
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agreement provisions are applicable to this document. When no longer needed for authorised
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The contents of this manual is the property
without prior permission, in writing, from
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Cirrus
Modbus Logger User Manual
CDS551 Cirrus Modbus Logger User Manual
User
1 December 2020
V1.0
Draft
Confidential
CDS551 Cirrus Modbus Logger User Manual.docx
This document contains information relating to the rights of
Cape Digital Solutions
. The confidentiality
agreement provisions are applicable to this document. When no longer needed for authorised
purposes, this document must be destroyed or returned to
Cape Digital Solutions.
reserves the right to change the
design or specifications of their products
The contents of this manual is the property
of Cape Digital Solutions
and may not be copied or modified
without prior permission, in writing, from
Cape Digital Solutions, Cape Town, South Africa.
PAGE
. The confidentiality
agreement provisions are applicable to this document. When no longer needed for authorised
design or specifications of their products
and may not be copied or modified

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Issue Date
V01 13 July 2021
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AMENDMENT HISTORY
Amendment Details
Amended By
Compile document
Alex Romanov
PAGE
Amended By
Alex Romanov

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Table of Contents
1 CDS551 Cirrus
Modbus Logger
1.1 Introduction ................................
................................
1.2 Features ................................
................................
1.3 Specifications
................................
1.4 Architecture ................................
................................
1.5 Power Modes
................................
1.6 LED and button functions
................................
1.6.1 LED functions
................................
1.6.2 Pushbutton Functions
................................
1.7 Connections
................................
1.7.1
External Power Supply / Solar System Connection
1.7.2 Using the 4-
20mA loop input and 24V loop power generator
1.7.3
Using the RS485/Modbus interface
1.8 Sim card and battery installation
................................
1.9 Installation considerations
................................
2 Logger Setup
................................
2.1 Setup via Bluetooth Configure
................................
2.2 Setup via Remote Configure
................................
2.3 Se
tup via Offline Script Configure
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Modbus Logger
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External Power Supply / Solar System Connection
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20mA loop input and 24V loop power generator
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Using the RS485/Modbus interface
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1 CDS551 CIRRUS MODBUS
LOGGER
1.1 Introduction
The Cirrus Modbus
logger is a robust, sophisticated
making it ideal for a large number of
measurement applications
Communication to your own server
and database can be achieved
on these
servers is supplied free of charge.
setup without the need for a complicated se
supplied free of charge to
allow clients to manage their own networks and data. There are no monthly charges for
collecting and hosting data as the client can provide this service themselves
1.2 Features
 Uses
GPRS/EDGE/LTE/4G technology.
world will soon no longer be supporting older GPRS/3G technologies, rendering these legacy dataloggers obsolete.
This has already started happening in many countries around the world.
 Bluetooth interface -
setup and manual data
the need for cables that invariable fail during continuous use.
 Optional external power operation
 Uses standard off-the-shelf a
lkaline batteries. This logger uses
excess of 5 years under normal usage. Many other loggers use
obtain. Other problems involving l
ithium batteries are the restrictions when shipping using airfreight. All
batteries need to be shipped as hazardous cargo that is becoming increasingly difficult to achieve as many airlines
are no longer allowing these batteries on their aircraft.
 Onboard
Modbus/RS485 interface. The Modbus/RS485 interface can be used
sensing equipment. This port is also well protected against large voltage transients.
 Isolated 4-
20mA interface. Used for any sensing device with a 4
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LOGGER
logger is a robust, sophisticated
LTE/4G
GSM logger/controller with a wide range of input capabilities,
measurement applications
.
and database can be achieved
via
the internet or a private APN.
servers is supplied free of charge.
The Cirrus Modbus
Logger has been designed to allow for easy installation and
setup without the need for a complicated se
rver infrastructure. Setup and m
anagement software (CloudWorks) is
allow clients to manage their own networks and data. There are no monthly charges for
collecting and hosting data as the client can provide this service themselves
.
GPRS/EDGE/LTE/4G technology.
4G has become essential as many cellular
network providers around the
world will soon no longer be supporting older GPRS/3G technologies, rendering these legacy dataloggers obsolete.
This has already started happening in many countries around the world.
setup and manual data
collection can be achieved through the Bluetooth interface negating
the need for cables that invariable fail during continuous use.
with battery failover.
lkaline batteries. This logger uses
3x standard D Cell alkaline batteries that
excess of 5 years under normal usage. Many other loggers use
l
ithium batteries that are expensive and difficult to
ithium batteries are the restrictions when shipping using airfreight. All
batteries need to be shipped as hazardous cargo that is becoming increasingly difficult to achieve as many airlines
are no longer allowing these batteries on their aircraft.
Modbus/RS485 interface. The Modbus/RS485 interface can be used
o
n a large number applications or
sensing equipment. This port is also well protected against large voltage transients.
20mA interface. Used for any sensing device with a 4
-20mA output.
PAGE
GSM logger/controller with a wide range of input capabilities,
the internet or a private APN.
The software running
Logger has been designed to allow for easy installation and
anagement software (CloudWorks) is
also
allow clients to manage their own networks and data. There are no monthly charges for
network providers around the
world will soon no longer be supporting older GPRS/3G technologies, rendering these legacy dataloggers obsolete.
collection can be achieved through the Bluetooth interface negating
3x standard D Cell alkaline batteries that
can last in
ithium batteries that are expensive and difficult to
ithium batteries are the restrictions when shipping using airfreight. All
lithium
batteries need to be shipped as hazardous cargo that is becoming increasingly difficult to achieve as many airlines
n a large number applications or

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
Onboard 24V 30mA power generator. The
of 30mA allowing for the powering of an external piece of equipment or current loop device eliminating the need
for a secondary power su
pply. This option will also function under battery operation.
 Large onboard non-
volatile memory
dependent).

Logging intervals from 1 minute to 1 month. Information is internally logged, time and date stamped and
transmitted at programmable intervals.

Remote programming of all setup parameters via GPRS link or SMS.

Ideal for leak detection, alarming to prevent

Onboard Bluetooth can stream diagnostic information about signal strength,
 Touch sensitive button
and LED's for manual wakeup to server and diagnostic purposes etc.
1.3 Specifications

GPRS/EDGE/ LTE/4G Modem Technology
 LTE-
FDD B1/B3/B5/B7/B8/B20/B28
 LTE-TDD B38/B40/B41

GSM 850MHz/900MHz/1800MHz/1900MHz
 Bluetooth interface

Powered by battery or external 12V supply

Option of external power with battery failover and sleep

All management software supplied free
 Standard Alkaline Batteries -
3 x D cells (5+ years)
 RS485 Modbus Port (2-wire)
 Isolated 4-20mA Input port

24V 30mA Generated Power Output

Up to 20000 record datalog memory (application dependent)
 Full SMS driven command set

Logging intervals 1 minute to 1 month
 Rugged housing with seal eye

Touch sensitive button and LED Diagnostics

Configuration and diagnostics through Bluetooth interface
 Fully configurable remotely
 Stream data in real-
time when powered by external supply

Size 185mm x 130mm x 55mm (including cable gland
 Housing Protection Class : IP68 -
Max 1.2m, 30 days
 Environment : -
20°C to 80°C humidity = 90% non condensing. Check battery specifications for low power systems
 Uses a Micro SIM card
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Onboard 24V 30mA power generator. The
Cirrus Modbus l
ogger can generate a stable 24V output at a maximum
of 30mA allowing for the powering of an external piece of equipment or current loop device eliminating the need
pply. This option will also function under battery operation.
volatile memory
- This logger can record in excess of 20000 datalog
records
Logging intervals from 1 minute to 1 month. Information is internally logged, time and date stamped and
transmitted at programmable intervals.
Remote programming of all setup parameters via GPRS link or SMS.
Ideal for leak detection, alarming to prevent
water loss.
Onboard Bluetooth can stream diagnostic information about signal strength,
n
etwork status etc.
and LED's for manual wakeup to server and diagnostic purposes etc.
GPRS/EDGE/ LTE/4G Modem Technology
FDD B1/B3/B5/B7/B8/B20/B28
GSM 850MHz/900MHz/1800MHz/1900MHz
Powered by battery or external 12V supply
Option of external power with battery failover and sleep
All management software supplied free
3 x D cells (5+ years)
24V 30mA Generated Power Output
Up to 20000 record datalog memory (application dependent)
Logging intervals 1 minute to 1 month
Touch sensitive button and LED Diagnostics
Configuration and diagnostics through Bluetooth interface
time when powered by external supply
Size 185mm x 130mm x 55mm (including cable gland
s)
Max 1.2m, 30 days
20°C to 80°C humidity = 90% non condensing. Check battery specifications for low power systems
PAGE
ogger can generate a stable 24V output at a maximum
of 30mA allowing for the powering of an external piece of equipment or current loop device eliminating the need
records
(application
Logging intervals from 1 minute to 1 month. Information is internally logged, time and date stamped and
etwork status etc.
and LED's for manual wakeup to server and diagnostic purposes etc.
20°C to 80°C humidity = 90% non condensing. Check battery specifications for low power systems

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1.4 Architecture
1.5 Power Modes
The Cirrus Modbus
Logger can operate in one of
 Mains powered -
in this mode the logger can be continuously connected to the server allowing for the streaming
of live data.
 Battery powered - The Cirrus
Modbus
depending on the operation
. In this mode, the logger will 'wakeup' (
recorded data to a remote database.
 External 12V (8-15V) 2A supply -
in this mode the logger can be continuously connected to the server allowing for
the streaming of live data. B
atteries
the power fail.
or
Bluetooth
Interface
Central
Processor
LTE/4G GSM
Interface
Non volatile
memory
3 x
Batteries
External 12V
Power Supply
Power
Management
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Logger can operate in one of
two power configurations.
in this mode the logger can be continuously connected to the server allowing for the streaming
Modbus
logger uses standard 'D' Cell alkal
ine batteries that will last several years
. In this mode, the logger will 'wakeup' (
adjustable -
normally 6 hourly) and upload its
recorded data to a remote database.
in this mode the logger can be continuously connected to the server allowing for
atteries
can be fitted and the logger will automatically switch to battery mode should
Bluetooth
Interface
Central
Processor
Input
Interface
3 x
Alkaline
Batteries
Power
Management
2 wire Isolated
4-
20mA
RS485 /
Modbus
24V 30mA
Generator
PAGE
in this mode the logger can be continuously connected to the server allowing for the streaming
ine batteries that will last several years
normally 6 hourly) and upload its
in this mode the logger can be continuously connected to the server allowing for
can be fitted and the logger will automatically switch to battery mode should
2 wire Isolated
20mA
Input
RS485 /
Modbus

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1.6 LED and button functions
On the front of the logger, there are 2 LED
's and a touch sensitive 'SELECT' button.
is the Bluetooth reset button.
1.6.1
LED functions
Blue LED - Bluetooth status
 Flashing indicates the B
luetooth is ready to receive

Solid light indicates and active connection
Red LED - Logger status
 Solid -
Logger is in Command Mode (normally accompanied by an active Bluetooth connection)
 Fast flash -
Logger is currently initiating a connection to the serve
 Slow Flash -
Connection has been established to the server
1.6.2
Pushbutton Functions
SELECT touch button - P
lease note, this button is touch sensitive in order to maintain the waterproof status of the housing.
 Single short push will toggle
the Bluetooth r

A push of more than 3 seconds will result in the logger establishing a connection
datalog.
BLUETOOTH RESET button -
This button is used to reset the Bluetooth interface in the event of a lost password or generally
configuration loss.
The Bluetooth interface of this logger can be configured to have a access password which will limit external ac
those issued the password. Should this password get lost, the logger can be opened and the Bluetooth interface reset to
disable the security. It is advisable to then connect to the logger again and setup a new password. This is explained later
this document.
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's and a touch sensitive 'SELECT' button.
Internally on the reverse side of the lid
luetooth is ready to receive
an incoming connection
Solid light indicates and active connection
Logger is in Command Mode (normally accompanied by an active Bluetooth connection)
Logger is currently initiating a connection to the serve
r
Connection has been established to the server
lease note, this button is touch sensitive in order to maintain the waterproof status of the housing.
the Bluetooth r
adio on and off.
A push of more than 3 seconds will result in the logger establishing a connection
to the server
This button is used to reset the Bluetooth interface in the event of a lost password or generally
The Bluetooth interface of this logger can be configured to have a access password which will limit external ac
those issued the password. Should this password get lost, the logger can be opened and the Bluetooth interface reset to
disable the security. It is advisable to then connect to the logger again and setup a new password. This is explained later
PAGE
Internally on the reverse side of the lid
Logger is in Command Mode (normally accompanied by an active Bluetooth connection)
lease note, this button is touch sensitive in order to maintain the waterproof status of the housing.
to the server
and uploading its
This button is used to reset the Bluetooth interface in the event of a lost password or generally
The Bluetooth interface of this logger can be configured to have a access password which will limit external ac
cess to only
those issued the password. Should this password get lost, the logger can be opened and the Bluetooth interface reset to
disable the security. It is advisable to then connect to the logger again and setup a new password. This is explained later
in

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In order to reset the Bluetooth interface,
with the housing open,
 Remove all power from the logger
-

Press and hold the Bluetooth reset

Power up the logger again while holding the button.
pressed.

Once the Red Status LED comes on again, the button can be released.

This will now reset the Bluetooth interface.
1.7 Connections
Connections are available on a series of
10 terminal connectors
These connections are as follows:
1. External Power Supply / Solar system
ground (optional)
2. External 12V Power Supply
/ Solar system
3. 24V 30mA max power generator output
(used for powering a current loop device)
4. Ground for the 24V generator
5. Isolated negative connection for 4-
20mA isolated loop input
6. Isolated positive connection for 4-
20mA isolated loop input
7. Modbus/RS485 Data positive input (D+)
8. Modbus/RS485 Data negative input (D-)
9. Isolated ground for Modbus/RS485 input
10
. Earthing connection Modbus/RS485 input (transient voltage protection)
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with the housing open,
please follow the below procedure.
-
r
emember to remove the batteries if external power is present.
Press and hold the Bluetooth reset
button.
Power up the logger again while holding the button.
Bluetooth LED will be on confirming the button has been
Once the Red Status LED comes on again, the button can be released.
This will now reset the Bluetooth interface.
10 terminal connectors
.
ground (optional)
/ Solar system
(optional)
(used for powering a current loop device)
20mA isolated loop input
20mA isolated loop input
. Earthing connection Modbus/RS485 input (transient voltage protection)
PAGE
please follow the below procedure.
emember to remove the batteries if external power is present.
Bluetooth LED will be on confirming the button has been

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1.7.1
External Power Supply / Solar System
The CDS551 Cirrus Modbus
logger can be powered entirely from an external 12V (8
source.
Using a solar power source and also populating the logger with alkaline batteries means that the logger can be put
into dual mode. In this mode, while ther
e is solar power available, the logger will remain online with the server. Should the
solar power fail, the logger will automatically switch to 'battery' mode until the solar power source is restored. This is id
for remote applications where there is no
mains power available and streaming data is required.
1.7.2
Using the 4-
20mA loop input
The Cirrus Modbus
logger is equipped with a fully isolated (optical) 4
applications and should be connected as below. Please take note of the polarity of the loop connections.
To assist with the powering of loop devic
es, the
generator. This generator is designed
to provide the power for devices that source this directly off the loop
maximum power to flow on a 4-20mA
loop, should be 2
30mA. Please note, using the 24V power g
enerator to power a loop device
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External Power Supply / Solar System
Connection
logger can be powered entirely from an external 12V (8
-15V) 2A
power supply or solar p
Using a solar power source and also populating the logger with alkaline batteries means that the logger can be put
e is solar power available, the logger will remain online with the server. Should the
solar power fail, the logger will automatically switch to 'battery' mode until the solar power source is restored. This is id
mains power available and streaming data is required.
20mA loop input
and 24V loop power generator
logger is equipped with a fully isolated (optical) 4
-
20mA interface. This interface is configured for 2 wire
applications and should be connected as below. Please take note of the polarity of the loop connections.
es, the
Cirrus Modbus
logger is equipped with an onboard 24V loop power
to provide the power for devices that source this directly off the loop
loop, should be 2
0mA, the generator has been desi
gned to supply a maximum of
enerator to power a loop device
uses a substantial amo
PAGE
power supply or solar p
ower
Using a solar power source and also populating the logger with alkaline batteries means that the logger can be put
e is solar power available, the logger will remain online with the server. Should the
solar power fail, the logger will automatically switch to 'battery' mode until the solar power source is restored. This is id
eal
20mA interface. This interface is configured for 2 wire
applications and should be connected as below. Please take note of the polarity of the loop connections.
logger is equipped with an onboard 24V loop power
to provide the power for devices that source this directly off the loop
. Since the
gned to supply a maximum of
uses a substantial amo
unt of power. For this

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reason, in battery operated devices, t
he loop should only be powered each time the device n
achieved by setting the generator into 'L
oop
Example configuration of the generator supplying power to a loop powered device
1.7.3
Using the RS485/Modbus interfac
The Cirrus Modbus
logger is equipped with a fully isolated RS485/Modbus interface. This interface is used for the
connection to specific equipment with these kinds of output interfaces. e.g. ABB Aquamaster flow meters. These available
devices are normally listed in the Clo
udWorks software as specific applications. Below are the connections for a
Aquamaster flow meter.
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he loop should only be powered each time the device n
eeds to be read.
oop
Power' mode.
Example configuration of the generator supplying power to a loop powered device
Using the RS485/Modbus interfac
e
logger is equipped with a fully isolated RS485/Modbus interface. This interface is used for the
connection to specific equipment with these kinds of output interfaces. e.g. ABB Aquamaster flow meters. These available
udWorks software as specific applications. Below are the connections for a
PAGE
eeds to be read.
This can be
Example configuration of the generator supplying power to a loop powered device
logger is equipped with a fully isolated RS485/Modbus interface. This interface is used for the
connection to specific equipment with these kinds of output interfaces. e.g. ABB Aquamaster flow meters. These available
udWorks software as specific applications. Below are the connections for a

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Example configuration for connection to an Aquamaster
Aquamaster 3/4
Modbus Setup
Example
configuration for connection to an Watermaster flow meter
Watermaster
Modbus Setup
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Example configuration for connection to an Aquamaster
3/4 flow meter
Modbus Setup
= 19200 baud, 8 bits, Even parity, 1 stop bit
configuration for connection to an Watermaster flow meter
Modbus Setup
= 115200 baud, 8 bits, None parity, 1 stop bit
PAGE

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Example configuration for connection Cloudworks
BGT Sensor
Modbus Setup
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Example configuration for connection Cloudworks
Hydrostatic BGT sensor
Modbus Setup
= 9600 baud, 8 bits, None parity, 1 stop bit
PAGE

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1.8 Sim card and battery
installation
The CDS551 Cirrus logger uses a Micr
oSIM and is installed as follows.
1.
Slide the cover plate backwards to unlock.
2. Flip the cover
plate up to expose the connections.
3.
Place the sim card with the connections facing downwards. Please note the position of the notch.
4.
Flip the cover plate down again to cover the sim card.
5. Slide the cover plate for
ward again to lock into the base.
1. 2.
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installation
oSIM and is installed as follows.
Slide the cover plate backwards to unlock.
plate up to expose the connections.
Place the sim card with the connections facing downwards. Please note the position of the notch.
Flip the cover plate down again to cover the sim card.
ward again to lock into the base.
3. 4.
PAGE
Place the sim card with the connections facing downwards. Please note the position of the notch.
5.

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1.9
Installation considerations
The CDS551 Cirrus
Modbus logger is environmentally rated to IP68
critical that any cables entering the logger are properly sealed by the IP68 gland.
have one cable exiting the logger and not multiple ones. Multiple cables will prevent the gland from
proper seal.
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Battery Installation
Installation considerations
Modbus logger is environmentally rated to IP68
-
max1.2m. In order to achieve this, it is
critical that any cables entering the logger are properly sealed by the IP68 gland.
This
gland is designed to only
have one cable exiting the logger and not multiple ones. Multiple cables will prevent the gland from
PAGE
max1.2m. In order to achieve this, it is
gland is designed to only
have one cable exiting the logger and not multiple ones. Multiple cables will prevent the gland from
achieving a

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2 LOGGER SETUP
This logger can be configured using 3 different methods:
1. Through the local Bluetooth
interface.
2.
Remotely when a logger is powered and is currently online.
3.
Via a scripting method for battery operated loggers that sleep most of the time.
2.1
Setup via Bluetooth Configure
The CDS551 Cirrus Modbus logger has an
onboard Bluetooth interface which a
locally. There are two different places in the software to activate the Bluetooth connection.
in screen at start up.
The purpose of having it here is to allow the user to
server and authenticating
. This is useful in instances where there is no internet connection available in the field.
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This logger can be configured using 3 different methods:
-
interface.
Remotely when a logger is powered and is currently online.
Via a scripting method for battery operated loggers that sleep most of the time.
Setup via Bluetooth Configure
onboard Bluetooth interface which a
llows for the device configuration to be done
locally. There are two different places in the software to activate the Bluetooth connection.
The first option is from the log
The purpose of having it here is to allow the user to
access the Bluetooth setup option without needing to connect to the
. This is useful in instances where there is no internet connection available in the field.
PAGE
llows for the device configuration to be done
The first option is from the log
access the Bluetooth setup option without needing to connect to the
. This is useful in instances where there is no internet connection available in the field.

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The second option is on the Zone screen by
pressing
Activating this function will launch the Bluetooth Server which will search for the available remote devices in the immediate
vicinity.
Once the search has been completed, a list of
for, not appear in the list, press
the 'Refresh' button to start the search again. Please remember the Bluetooth interface
needs to be activated
before it will be found by the Bluet
pushbutton a short press and releasing. Th
connection.
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pressing
the 'Device Setup' button.
Activating this function will launch the Bluetooth Server which will search for the available remote devices in the immediate
Once the search has been completed, a list of
all
the available devices will be displayed. Should the device you are looking
the 'Refresh' button to start the search again. Please remember the Bluetooth interface
before it will be found by the Bluet
ooth Server. This is normally done by giving the
pushbutton a short press and releasing. Th
e blue LED will flash to indica
te that the interface is active and waiting for a
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Activating this function will launch the Bluetooth Server which will search for the available remote devices in the immediate
the available devices will be displayed. Should the device you are looking
the 'Refresh' button to start the search again. Please remember the Bluetooth interface
ooth Server. This is normally done by giving the
SELECT
te that the interface is active and waiting for a

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To make a connection, select the device from the list and
device in the list will initiate a connection immediately.
O
nce the Bluetooth connection has been established, Cloudworks will automatically activate the correct configuration
screen
needed for each device type. This device will immediately be placed into Command Mode and the current setup
data retrieved and displayed on the right hand screen.
Data update commands are sent to the device only after the parameter setup field has been
while adjusting a parameter in its input box, no commands are sent to the logger. Once you have completed entering the
field and leave it for the next function, only then will the command be sent.
Datalogging functions are s
uspended while a
the settings can be reread by pressing the 'Get Current Setup' button in the
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CDS551 CIRRUS MODBUS LOGGER
NAME
CLASSIFICATION
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To make a connection, select the device from the list and
press
the 'Connect' button. Alternatively, double clicking on the
device in the list will initiate a connection immediately.
nce the Bluetooth connection has been established, Cloudworks will automatically activate the correct configuration
needed for each device type. This device will immediately be placed into Command Mode and the current setup
data retrieved and displayed on the right hand screen.
Data update commands are sent to the device only after the parameter setup field has been
left. What this means is that
while adjusting a parameter in its input box, no commands are sent to the logger. Once you have completed entering the
field and leave it for the next function, only then will the command be sent.
uspended while a
logger is in Command Mode. At any point, with the
logger
the settings can be reread by pressing the 'Get Current Setup' button in the
top menu.
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the 'Connect' button. Alternatively, double clicking on the
nce the Bluetooth connection has been established, Cloudworks will automatically activate the correct configuration
needed for each device type. This device will immediately be placed into Command Mode and the current setup
left. What this means is that
while adjusting a parameter in its input box, no commands are sent to the logger. Once you have completed entering the
logger
in Command Mode,

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To switch between the Diagnostic Mode and Command Mode, simply press
from the Diagnostic Mode to Command Mode can take several seconds depending on what the
executing. Command Mode is shown with the [COMMAND MODE] text in the communications block.
respo
nses will be displayed in the 'Communications' block. This information can be cleared by right clicking in this box and
selecting the 'Clear Screen' option.
The logger must be in 'Command Mode'
before any of the settings changes or other instructions are a
command in Diagnostic Mode will cause the
The information on this screen is ordered in various groups. The 'General Details' box holds information that is not alte
and is general information about the logger
. This information consists of the following data:
Information
Device Code
Firmware Version
Serial Number
The Device Code assigned to this particular
addressing this code. This code is unique to all
manufacture.
Firmware version of the software loaded on the
Serial number of this
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CDS551 CIRRUS MODBUS LOGGER
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To switch between the Diagnostic Mode and Command Mode, simply press
the '
Command/Connect' button. Switching
from the Diagnostic Mode to Command Mode can take several seconds depending on what the
executing. Command Mode is shown with the [COMMAND MODE] text in the communications block.
nses will be displayed in the 'Communications' block. This information can be cleared by right clicking in this box and
before any of the settings changes or other instructions are a
command in Diagnostic Mode will cause the
logger
to switch to Command Mode but that last instruction will
The information on this screen is ordered in various groups. The 'General Details' box holds information that is not alte
. This information consists of the following data:
Notes
The Device Code assigned to this particular
logger
. All communications are initiated by
addressing this code. This code is unique to all
logger
s and is assigned at the time of
Firmware version of the software loaded on the
logger
Serial number of this
logger - assigned in the factory.
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Command/Connect' button. Switching
from the Diagnostic Mode to Command Mode can take several seconds depending on what the
logger is currently
executing. Command Mode is shown with the [COMMAND MODE] text in the communications block.
All commands and
nses will be displayed in the 'Communications' block. This information can be cleared by right clicking in this box and
before any of the settings changes or other instructions are a
ccepted. Sending a
to switch to Command Mode but that last instruction will
fail.
The information on this screen is ordered in various groups. The 'General Details' box holds information that is not alte
rable
. All communications are initiated by
s and is assigned at the time of

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Signal Strength
Local IP
Datalog Size
Current Clock
Battery Status
Current Power
Loop Current
Loop Reading
Signal strength of the last GSM communications, expressed as a percentage.
Local IP address assigned by the GSM network. This data is important
IP system to ensure that the correct IP has been assigned to the
N
umber of records in the datalog/maximum number possible for the selected application
type.
Current Date/Time on the
The logger
does need to have connected to the server for the time to have been updated.
Battery status for
important to note that this will be the battery status re
than normal
load (
than the recorded battery status in the datalog (which is read while the
essentially idle).
An indicator as to how this
mode but can vary for systems on Dual Power mode. For
this parameter will display the current power status of the
Current 4-
20mA loop current rea
The 4-
20mA current loop reading with its calibration data implemented including the unit
of measure.
The 'I/O Parameter' block is the data used to setup the I/O functions of the logger.
configuration data for the 4-20mA in
terface.
Current loop interfaces (4-
20mA) work by reading the current running through a particular sensor or device. As the reading
on the sensor changes (e.g. pressure), the sensor will adjust the amount of current flow
current ranges from 4mA to 20mA (max) with 4mA being the lowest reading the sensor can read (e.g. 0 bar on a pressure
sensor) and 20mA representing the highest reading (e.g. 10 bar on a 0
sensing device.
The interface on the logger needs to be told what the parameters are for the type of sensor attached, as well as, what that
sensor is measuring. This is done through the Loop Low Value, Loop High Value and Loop Units param
Value would be the lowest reading for that sensor (i.e. 4mA reading), the Loop High Value, the highest reading (i.e. 20mA
reading) and the Loop Units, the unit of measure.
MANUAL :
CDS551 CIRRUS MODBUS LOGGER
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Signal strength of the last GSM communications, expressed as a percentage.
Local IP address assigned by the GSM network. This data is important
when using a static
IP system to ensure that the correct IP has been assigned to the
logger.
umber of records in the datalog/maximum number possible for the selected application
Current Date/Time on the
logger. This is automatically set by the se
rver to be UTC time.
does need to have connected to the server for the time to have been updated.
Battery status for
logger
s that are powered by battery, expressed as a percentage. It is
important to note that this will be the battery status re
ad while the
logger
load (
Bluetooth
communications active). It would normally indicate lower
than the recorded battery status in the datalog (which is read while the
essentially idle).
An indicator as to how this
logger
is being powered. Normally the same as the power
mode but can vary for systems on Dual Power mode. For
logger
s in a dual power mode,
this parameter will display the current power status of the
logger
. Battery or Mains.
20mA loop current rea
ding in milliamps.
20mA current loop reading with its calibration data implemented including the unit
The 'I/O Parameter' block is the data used to setup the I/O functions of the logger.
This is the place where setup the
terface.
20mA) work by reading the current running through a particular sensor or device. As the reading
on the sensor changes (e.g. pressure), the sensor will adjust the amount of current flow
ing through the interface. This
current ranges from 4mA to 20mA (max) with 4mA being the lowest reading the sensor can read (e.g. 0 bar on a pressure
sensor) and 20mA representing the highest reading (e.g. 10 bar on a 0
-
10 bar pressure sensor). This is a f
The interface on the logger needs to be told what the parameters are for the type of sensor attached, as well as, what that
sensor is measuring. This is done through the Loop Low Value, Loop High Value and Loop Units param
Value would be the lowest reading for that sensor (i.e. 4mA reading), the Loop High Value, the highest reading (i.e. 20mA
reading) and the Loop Units, the unit of measure.
PAGE
Signal strength of the last GSM communications, expressed as a percentage.
when using a static
umber of records in the datalog/maximum number possible for the selected application
rver to be UTC time.
does need to have connected to the server for the time to have been updated.
s that are powered by battery, expressed as a percentage. It is
logger
is under larger
communications active). It would normally indicate lower
than the recorded battery status in the datalog (which is read while the
logger is
is being powered. Normally the same as the power
s in a dual power mode,
. Battery or Mains.
20mA current loop reading with its calibration data implemented including the unit
This is the place where setup the
20mA) work by reading the current running through a particular sensor or device. As the reading
ing through the interface. This
current ranges from 4mA to 20mA (max) with 4mA being the lowest reading the sensor can read (e.g. 0 bar on a pressure
10 bar pressure sensor). This is a f
unction of the
The interface on the logger needs to be told what the parameters are for the type of sensor attached, as well as, what that
sensor is measuring. This is done through the Loop Low Value, Loop High Value and Loop Units param
eters. The Loop Low
Value would be the lowest reading for that sensor (i.e. 4mA reading), the Loop High Value, the highest reading (i.e. 20mA

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An example of a submersible 4-
20mA level pressure sensor tha
Loop Low Value = 0
Loop High Value = 10
Loop Units = metres
Next are the 'General Setup' parameters. These are parameters that are used for the general descriptions and applications
of the logger.
Very important here is the 'Vendor Code'. The
server will automatically populate the database that is associated with a specific
Vendor Code a
ssigned to it. Data is matched between these systems using that code. This code is also used to separate
communications between different vendors, preventing the cross accessing of
Code is assigned to the relevant
subsystem by the a
The description is a simple string of data that is stored by the logger and used to identify that logger in simple terms. He
it is best to use wording that might explain
something about where this logger has been applied.
Application types are explained in detail earlier in this document. To select an application type, simply click the dropdown
arrow on the right of the entry field and select the application type you wish
Since this logger has no onboard GPS, co-
ordinates are recorded in the latitude and longitude fields which will be sent
through to the database during a reload device configuration event.
When using a simcard to connect to a GSM network, the
need from you in order to connect to their network. These are sometimes not necessary as the card will automatically
connect but most will require them. The parameters are the APN Name, User
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CDS551 CIRRUS MODBUS LOGGER
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CLASSIFICATION
DATE
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20mA level pressure sensor tha
t reads up to 10 metres.
Next are the 'General Setup' parameters. These are parameters that are used for the general descriptions and applications
Very important here is the 'Vendor Code'. The
Cloudworks System
supports multiple databases. What this means is that the
server will automatically populate the database that is associated with a specific
logger
. Each database and
ssigned to it. Data is matched between these systems using that code. This code is also used to separate
communications between different vendors, preventing the cross accessing of
logger
s by unauthorised users. The Vendor
subsystem by the a
dministrator during the creation
of the database on the server.
The description is a simple string of data that is stored by the logger and used to identify that logger in simple terms. He
something about where this logger has been applied.
Application types are explained in detail earlier in this document. To select an application type, simply click the dropdown
arrow on the right of the entry field and select the application type you wish
to apply.
ordinates are recorded in the latitude and longitude fields which will be sent
through to the database during a reload device configuration event.
When using a simcard to connect to a GSM network, the
re are a couple of parameters that your GSM service provider will
need from you in order to connect to their network. These are sometimes not necessary as the card will automatically
connect but most will require them. The parameters are the APN Name, User
name and Password.
PAGE
Next are the 'General Setup' parameters. These are parameters that are used for the general descriptions and applications
supports multiple databases. What this means is that the
. Each database and
logger has a
ssigned to it. Data is matched between these systems using that code. This code is also used to separate
s by unauthorised users. The Vendor
of the database on the server.
The description is a simple string of data that is stored by the logger and used to identify that logger in simple terms. He
re,
Application types are explained in detail earlier in this document. To select an application type, simply click the dropdown
ordinates are recorded in the latitude and longitude fields which will be sent
re are a couple of parameters that your GSM service provider will
need from you in order to connect to their network. These are sometimes not necessary as the card will automatically