Martin N2 User manual

REMOTE MONITORING
FOR BELT CLEANERS
Operating Instructions
Version: 0
Language: ENG
M9500E UK 2022-03 N2

1 M9500E UK 2022-03 N2
Table of Contents
1General............................................................................................................... 3
1.1 About these operating instructions............................................................. 3
1.2 Illustrations in the operating instructions.................................................... 3
1.3 General information N2®-System............................................................... 4
1.4 N2®–Position Indicators (PI) for belt cleaners.......................................... 5
1.5 N2®–Gateway (GW)................................................................................. 6
1.6 N2®- Martin®Smart Device Manager Mobile Application (App)................ 7
1.7 Intended usage.......................................................................................... 8
1.8 Personnel qualification............................................................................... 9
1.9 Technical data ......................................................................................... 11
1.10 Requirements for the usage site.............................................................. 13
1.11 Scope of supply....................................................................................... 13
2Safety................................................................................................................ 14
2.1 General safety instructions ...................................................................... 14
2.2 Safety markings on the system................................................................ 16
2.3 Personal protective equipment ................................................................ 16
3Preparations before installation..................................................................... 17
3.1 Checking the operating conditions........................................................... 17
3.2 Finding the correct installation position.................................................... 17
3.3 Required maximum of tools and materials............................................... 18
3.4 Accessories and other materials.............................................................. 19
3.5 Check GSM availability............................................................................ 19
3.6 Installing the App..................................................................................... 20
3.7 Unloading / Unpacking / transporting....................................................... 20

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4Installation ....................................................................................................... 21
4.1 Mounting the Gateway............................................................................. 22
4.2 Registering the Gateway ......................................................................... 24
4.3 Assembling the Position Indicator............................................................ 27
4.4 Mounting the Position Indicator................................................................ 28
4.4.1Position Indicator (HD and PV)................................................................ 28
4.4.2Position Indicator (HD Max and XHD) ..................................................... 28
4.5 Registering the Position Indicator............................................................ 29
5Operation ......................................................................................................... 32
5.1 Commissioning........................................................................................ 32
5.2 Ready to operate..................................................................................... 32
5.3 Calibrating................................................................................................ 32
5.4 Basic functions of the App ....................................................................... 33
5.5 Notification and alerts on the App............................................................ 34
6Maintenance / Servicing.................................................................................. 36
6.1 Cleaning .................................................................................................. 37
6.2 Retensioning of the belt cleaners............................................................. 37
6.3 Cleaning + Changing cleaner blades....................................................... 37
6.4 Regular inspection................................................................................... 38
6.5 Function 'Reset Tension' ......................................................................... 38
6.6 Function 'New Blade' ............................................................................... 38
6.7 Replacement of batteries in the Position Indicator................................... 39
6.8 Reset of the Position Indicator................................................................. 39
7Troubleshooting and Repair........................................................................... 40
8Shutting down / Disconnecting / Dismantling............................................... 42
9Disassembly / Recycling / Disposal............................................................... 43
10 Product Conformity......................................................................................... 44
11 Spare parts and Product Details.................................................................... 48

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1 General
1.1 About these operating instructions
These operating instructions apply solely for the N2®-System and are intended
for those persons who install the N2®-System, commission them, and monitor
their usage.
The operating instructions must be kept for the lifetime of the N2-System and
must be made available in an orderly condition to all persons entrusted with
work with and on the N2®-System.
1.2 Illustrations in the operating instructions
In these operating instructions simplified representations of the N2-System are
used. The illustrations serve to clarify the described facts. The described facts
are generally valid for the N2®-System and their different designs and types.
Therefore, the illustrations are to be understood as typical representations
which are valid for all variants of the N2-System.
NOTE
Before starting work these operating instructions must be read and
understood completely

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1.3 General information N2®-System
The N2®system indicates the condition of Belt Cleaners for Conveyor belts.
It consists of three main components:
N2®–Position Indicators for Belt Cleaners (PI)
N2®–Gateway (GW)
N2®–Martin®Smart Device Manager Mobile Application (App)
The data is transferred through and stored via a data cloud solution.

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1.4 N2®–Position Indicators (PI) for belt cleaners
The Position Indicator will be attached to the mainframe of the belt cleaners. It
consists of
a sensor that monitors rotation, vibration and temperature
batteries that provide the required power
electronic components that monitor the condition of the batteries,
convert the signal from the sensor into data
a radio transmitter that connects to the Gateway
an enclosure from Polyurethane that clamps around the cleaner
mainframe.
The position indicator also alerts in the event of excessive belt cleaner
movement. The Position Indicator is monitored and setup using the Martin
Smart Device Manager.
For mainframes with 48 mm diameter For mainframes with 76 mm diameter
e.g. for Pit Viper, QC1 HD e.g. for XHD QC1

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1.5 N2®–Gateway (GW)
The Gateway will be installed in the plant in the vicinity of the belt conveyors. It
is a stand-alone unit that just requires an electrical power supply.
The Gateway receives information from the Position Indicators, converts the
data and sends those via a GSM Module to the Data cloud.
A large number of Position Indicators can connect to one The Gateway at the
same time.
1 –Cellular Antenna
2 –Radio Antenna
3 –Eyelet for Padlock
(not shown)
4 –Metal cabinet
5 –Power supply entry
6 –Power Indicator

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1.6 N2®- Martin®Smart Device Manager Mobile Application (App)
Remark We are continuously developing the app. Therefore, future versions of
the app may have different information or design.
The Martin®Smart Device Manager Mobile Application (App) used on mobile
devices using Android or IOS on Apple devices.
It allows user to register, view, and operate smart products.
The data from the Position Indicators get analysed and displayed by the App on
mobile devices.
It allows user to understand the condition of the belt cleaners and their blades.
Also Alerts will be provided in case of the need to take physical action at the
belt cleaners.
Below are two screen prints from the App.
The App can be downloaded from Google PlayStore or from App Store or
requested through
https://forms.monday.com/forms/049a3c693e916f7cc8aa105c61aabc49?r=use1

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1.7 Intended usage
The N2®-System is designed to monitor the condition of belt cleaners on belt
conveyors for bulk materials.
The N2®-System can be used on belt cleaners with round mainframe ends in
combination with Polyurethane blades and a rotation movement of the
mainframe during the wear life of the blades.
They may only be used:
in the industrial area above ground
according to the technical data in the documentation
in the installation position as described in the documentation.
The door of the gateway is only to be opened for the wiring and then always
kept closed.
The usage of the N2®-System is only considered to be as intended if the
following conditions are also fulfilled:
Before starting initial work, the personnel must have been instructed on
the work on the system and on all relevant issues of occupational
health and safety
Any personal protective equipment required must be worn
The provisions of the operating instructions must be observed in full.
The N2®-System must not be used in potentially explosive areas.
Operation of the N2®-System under deviating conditions and unauthorised
modification of the N2®-System is considered as improper usage

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1.8 Personnel qualification
Only authorised and qualified personnel may be entrusted with work with and
on the N2-System.
Persons are considered qualified if they have the qualification of a skilled
worker and meet all the following requirements:
completed professional training or at least 5 years of professional
experience in the field
technical experience
knowledge of the relevant occupational health and safety regulations.
The persons must
be able to assess the tasks and risks assigned to them
be able to recognise potential dangers in advance
be physically and cognitively able to operate the conveyors and
cleaners safely
have been trained and instructed appropriately
have read and understood these operating instructions.
Work on earth connections (Protective Bonding Kits), cabling, switching, control,
regulation, automation and all electrical components may be carried out only by
trained electricians.

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Minimum required Qualifications
Activity
Position Indicator
Gateway
App
Unloading / Unpacking / Transporting
1
1
Starting and stopping of conveyor
Assembling the Position Indicator
1
1
Mounting the Position Indicator
2
2
Assembling the Gateway
3
3
Mounting the Gateway
3
3
Installing the App
4
4
4
Functional trials
3+4
3+4
Connecting Power source
3
3
Registering the Gateway
4
4
Calibrating
2or3
2or3
Troubleshooting at site (mech.)
2
2
Troubleshooting at site (electrical)
3
3
Troubleshooting at site (IT)
4
4
Troubleshooting remote
Regular Inspections / Cleaning
1
1
Maintaining / Servicing
Same as
Troubleshooting
Cleaning + Changing cleaner blades
1
1
Shutting down / Disconnecting
3
Disassembling / Recycling / Disposing
2+3
2+3
Legend
X
Applies
(X)
Only basic description, as this is responsibilty of customer
1
Trained or instructed for mechanical work in industrial environments
2
Qualification certificate in mechanical engineering
3
Qualification certificate in electrical engineering
4
Authorised user. Customer has to authorise persons.

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1.9 Technical data
Basic data
Position
Indicator
Gateway
Remarks
Environmental temperature
min.
-40
-40
°C
max.
70
70
°C
Moisture cont. of air
min.
10
10
%
max.
95
95
%
Altitude
max.
2.000
2.000
m
Site conditions
Outdoor
Outdoor
Distance Position Indicator
to Gateway
max.
800
800
m
No. of Position Indicator per
Gateway
max.
n/a
200
( - )
Range of rotation
min.
0
n.a.
max.
360
Degree of Protection (IP)
[to be verified]
IP66
( - )
Pollution degree
Max.
3
3
Power Supply
Position
Indicator
Gateway
Remarks
Power Supply Voltage
min.
2,8 VDC
100 VAC
max.
3,6 VDC
240 VAC
Power Supply Voltage
Fluctuations
min.
10
0
%
max.
10
0
%
Power Supply Frequency
min.
0
50
Hz
max.
0
60
Hz
Over voltage category
n.a.
2
3
If installed
after circuit
breaker
If installed
before circuit
breaker
Power Consumption
min.
30uA
2,2*
W
max.
120mA
13
W
Power supply cable OD
max.
n.a.
10mm
mm
Power supply cable Spec.
n.a.
SJTW
Batteries Spec.
2x AA L91
n.a.
Lithium Ion
Expected life time of battery
Up to 1-2
n.a.
years
*Minimum power consumption depends on no of PI connected to gateway, GSM signal strength & Standby

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Radio
data
Position
Indicator
Gateway
Rem.
Protocols
LoRa
LoRa; CAT-M1
Frequencies
868
868MHZ, LTE-M/NB-IoT
LTE-FDD: B1[2100], B2[1900] B3[1800], B4[1700],
B5[850], B8[900], B12[700], B13[700], B18[850],
B19[850], B20[800], B26[850], B28[700] | LTE-TDD:
B39[1900] (LTE-M only)
GSM, EDGE,GPRS
2G Frequency Bands: GSM850, EGSM900,
DCS1800, PCS1900
MHz
Speed
1 Kbps
375Kbps Download/375Kbps Upload
SIM size
n.a.
micro (3FF)
Installation,
Maintenance, Repair
Position
Indicator
Gateway
Remarks
Size of product
D 121
919
mm
78
393
mm
237
mm
Weight of product
1,4
3,8
kg
Gateway mass excludes
mounting structure and
hardwares.
Size of box
200
1000
mm
200
300
mm
200
200
mm
Weight of product + box
1,5
4,5
kg
Storage data
Position
Indicator
Gateway
Remarks
Environmental temperature
min.
-40
-40
°C
max.
100
100
°C
Moisture cont. of air
min.
10
10
%
max.
95
95
%
Altitude
max.
3.000
3.000
m
Storage duration
max.
365
1.825
days

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1.10Requirements for the usage site
The operator must organise the responsibilities of the personnel according to
the specifications of these operating instructions. In doing so, the different
requirements within the life phases must be taken into account and qualified
persons must be determined. (See chapter "Minimum required qualifications").
The operator must observe and implement the accident prevention and
occupational health and safety regulations applicable at the site of operation.
The operator must prepare plant-specific operating instructions based on
existing national regulations on accident prevention.
The operator must not initiate or carry out any changes, additions or
conversions without approval.
1.11Scope of supply
The following items are part of the scope of supply:
N2®–Position Indicators for Belt Cleaners (PI)
1 Housing (orange coloured polyurethane)
1 Battery compartment
2 Batteries
1 Clamp
1 Operating Instructions (Hard Copy)
N2®–Gateway (GW)
1 Gateway with housing, electronic components and holding construction
1 Antenna (flat design) for GSM connection (Cellular Antenna)
1 Antenna (round design) for PI connection (Radio Antenna)
1 Bag with fixing material (4 brackets, screws, nuts, washers)
4 Mounting plates
1 Set of stickers
1 Operating Instructions (Hard Copy)

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2 Safety
2.1 General safety instructions
Be sure to also observe the documentation and the safety
instructions for the belt cleaners !
DANGER
Entanglement in moving or rotating parts e.g. of the conveyor
Body parts and/or clothing may get caught and pulled in by moving or rotating parts
and cause serious or fatal injuries.
Tensions may be released in the conveyor belt and cause movement of the bulk
material without prior detection.
Do not carry out any work on the conveyor belt while it is in operation or
reach into the moving conveyor belt!
Before any installation or maintenance work is carried out, ensure that all
power sources to the conveyor belt system and its accessories are switched
off and secured against inadvertent switching on.
Apply Log-Out / Tag-Out / Try-Out (LOTOTO) Procedures
Apply warning signs
Install suitable Barrier Guards to prevent access to the infeed section!
Ensure that the Barrier Guards are properly mounted in the frame of the
inspection doors.
Ensure that the Barrier guards and all components are always in good
condition.
Ensure that the Barrier Guards are not bent and can be easily installed.
DANGER
Risk of explosions or fire
Explosions due to non-recognition of potentially explosive areas / ATEX Areas !
Do not use the N2 System or its components in potentially explosive areas /
ATEX Areas !

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DANGER
Electrical voltage !
Electric shock due to touching live components inside the Gateway
Disconnect the power supply before opening the door. Disconnect all poles of
the system from the mains (switch off the circuit breaker or main switch).
Secure against being switched on again: Accidental switching on of the
system must be prevented (e.g. by means of special locks).
Check that there is no voltage: The absence of voltage at all poles must be
determined with a suitable measuring device (two-pole voltage tester).
WARNING
Electrical voltage !
Electrical defects, risk of short circuit on the Gateway and electrical shock due to
vibration
Mount the gateway so that no vibrations occur there !
WARNING
Working in confined spaces
Areas in which cleaners are installed are often difficult to access and include
confined spaces. It is often necessary to work in difficult positions.
Determine whether occupational safety measures are necessary that go
beyond the usual measures!
WARNING
Risk of falling down
N2-Systems are often mounted and operated in heights. There may be a risk of
falling down.
Therefore, use a fall protection device when installing in higher working
areas!

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WARNING
Danger of injury due to unapproved component parts
Unapproved parts can directly or indirectly cause personal injury or damage to
property.
Only use accessories and spare parts that are distributed by the
manufacturer or are explicitly approved (in writing)!
2.2 Safety markings on the system
The safety markings on the N2-System must be kept in good condition and
clearly visible at all times. If parts of the system are replaced, ensure that the
spare parts are or will be provided with appropriate warning signs.
2.3 Personal protective equipment
Persons carrying out work on cleaners must wear suitable personal protective
equipment. Minimum requirements:
Symbol
Meaning
Wear head and eye protection
Wear at least ankle-high foot protection
Use gloves
Use fall protection, if required

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3 Preparations before installation
3.1 Checking the operating conditions
Before installation, check whether the N2-System is suitable for the
application. For this purpose, it must be ensured that:
the available space allows unobstructed installation, maintenance and
repair of the N2®-System,
the N2®-System meets the requirements for the respective operation
(ambient conditions, operating mode of the conveyor, properties of the
bulk material, fire protection, explosion protection, etc.)
a supported GSM signal is available at the location of the Gateway
The power supply for the Gateway will have a continuous
uninterruptible source of electricity.
3.2 Finding the correct installation position
NOTE
To install a Position Indicator on the cleaner mainframe a minimum of 75
mm protrusion is required.
If this is not the case, extension adaptors for the cleaner mainframes are
available as an option.
The Position Indicator must not be installed near magnets, otherwise the
results may be falsified
NOTE
Mount Gateway at highest elevation nearest the center of all Position
Indicators.
Install all sensors within 800m of sensor, no closer than 3 m of the
Gateway.

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3.3 Required maximum of tools and materials

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3.4 Accessories and other materials
The below mentioned Accessories and other materials are not within the scope
of supply but might be helpful or required for the installation and use of the N2-
System.
Cellular Network Analyser
The GSM signal should be checked and ensured where Gateways
should be installed. Therefore a Cellular Network Analysing
device is useful. Suitable products are e.g. Siretta Ltd “Snyper”
devices. Please contact Martin Engineering for more details.
Cleaner Mainframe extension adaptors
To install a Position Indicator on the cleaner mainframe a minimum of 75 mm
protrusion is required. If this is not the case, extension adaptors for the cleaner
mainframes are available as an option. Please contact Martin Engineering for
more details.
3.5 Check GSM availability
The functionality of the N2 system is based on cellular data connections.
Therefore ensure a GSM signal is available at the location of the Gateway.
Prior to installing the Gateway the GSM signal should be checked and ensured
at all locations where the Gateways will be installed.
A Cellular Network Analyser can be useful.