Resol DL3 User manual

Datalogger DL3
www.resol.com
Manual
en
*11200022* 11200022
Thank you for buying this RESOL product.
Please read this manual carefully to get the best performance from this unit. Please keep this manual carefully.
Mounting
Operation
Web interface

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2
Description of symbols
WARNING! Warnings are indicated with a warn-
ing triangle!
ÎThey contain information
on how to avoid the danger
described.
Signal words describe the danger that may occur,
when it is not avoided.
• WARNING means that injury, possibly life-threat-
ening injury, can occur.
• ATTENTION means that damage to the appli-
ance can occur.
ÎArrows indicate instruction steps that should be
carried out.
Cross reference
A book symbol indicates a cross reference
to another chapter.
Safety advice
Please pay attention to the following safety advice
in order to avoid danger and damage to people and
property.
Instructions
Attention must be paid to the valid local standards,
regulations and directives!
Target group
These instructions are exclusively addressed to au-
thorised skilled personnel.
Only qualified electricians should carry out electrical
works.
© 20110729_11200022_DL3.monen.indd
Information about the product
Proper usage
The RESOL Datalogger DL3 is connected to RESOL
controllers via the VBus® interface. It enables logging
of system data and parameterisation of a solar ther-
mal system.
• Use in dry interior rooms only.
• Avoid ambient temperatures lower than 0 °C or
higher than 40 °C.
• Do not expose to strong electromagnetic fields.
Improper use excludes all liability claims.
CE-Declaration of conformity
The product complies with the relevant di-
rectives and is therefore labelled with the
CE mark. The Declaration of Conformity
is available upon request, please contact
RESOL.
Strong electromagnetic fields can impair the
function of the device.
ÎMake sure the device as well as the sys-
tem are not exposed to strong electro-
magnetic fields.
Disposal
• Dispose of the packaging in an environmentally
sound manner.
• Dispose of old appliances in an environmentally
sound manner. Upon request we will take back your
old appliances bought from us and guarantee an en-
vironmentally sound disposal of the devices.
Subject to technical change. Errors excepted.
Notes are indicated with an information sym-
bol.

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Contents
1 Overview ................................................... 4
2 Included ..................................................... 5
3 Installation ................................................ 5
3.1 Wall mounting .........................................................6
3.2 Electrical connection ..............................................7
3.3 Connecting the VBus® cable .................................7
3.4 Connecting the sensors ........................................7
3.5 Connecting the network cable ............................7
4 Operating controls, display
and connections ....................................... 8
4.1 Operating control LED .........................................8
4.2 Buttons ......................................................................8
4.3 Display ....................................................................... 8
4.4 LAN connector .......................................................9
4.5 USB interface ...........................................................9
4.6 SD memory card slot ............................................9
4.7 Power supply connection ......................................9
4.8 RESOL VBus® connection ...................................10
5 Web interface ......................................... 10
5.1 Menu ........................................................................10
5.2 Menu overview ......................................................11
5.3 Data .........................................................................11
5.4 Erasing logged data over the web interface ....12
5.5 Displaying firmware versions .............................12
5.6 Displaying the Device Date / Time ...................12
5.7 Displaying network configuration .....................12
5.8 Displaying data communication .........................12
5.9 Displaying the memory capacity ........................12
5.10 Displaying the remote access .............................12
6 Basic configuration ................................ 12
6.1 Finding the DL3 Datalogger by means of the
Device-Discovery-Tool ........................................13
6.2 Changing the web interface language ...............13
6.3 Changing the Live data screen language ..........13
6.4 Changing the user password ..............................14
6.5 Changing the device name ..................................14
6.6 Configuring date and time information ...........14
6.7 Configuring automatic firmware update
configuration ..........................................................14
6.8 Configuring the remote access..........................15
7 Advanced configuration ........................ 16
7.1 Accessing the DL3 Datalogger over
the Internet ............................................................16
7.2 Accessing the DL3 Datalogger
over BACnet ..........................................................17
7.3 Log interval configuration ...................................17
7.4 Log mode configuration ......................................18
7.5 Network configuration ........................................18
7.6 Public access configuration .................................18
8 Firmware update with SD card ............ 19
9 Data export ............................................ 19
9.1 Data export over SD card ..................................19
9.2 Data export over web interface .......................19
10 FTP access configuration ...................... 19
11 Eliminating errors .................................. 20
12 Ordering software .................................. 23
13 Appendix ................................................. 23
13.1 Possible export file formats ...............................23
13.2 Unit conversion table...........................................24
14 Accessories ............................................. 25
15 Spare parts.............................................. 25

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1 Overview
Be it solar thermal, heating or DHW heat exchange
controllers – with the RESOL DL3 you can easily
and conveniently log system data of up to 6 RESOL
controllers. Get a comprehensive overview of all con-
trollers connected with the large full graphic display.
Transfer data with an SD memory card, or use the
LAN interface to view and process data on your PC.
Data logging and parameterisation of up to 6 VBus®
master devices.
• Temperature measurements and logging via inte-
grated sensor inputs possible
• Current loop interface 0(4)-20 mA
• BACnet functionality for BACnet-conform trans-
mission and reception of data
• Data logging onto SD card
Technical data
Housing: plastic, PC-ABS and PMMA
Protection type: IP 20 / EN 60529
Protection class: III
Ambient temperature: 0 ... 40 °C
Dimensions: 144 x 208 x 43 mm
Mounting: wall mounting
Display: full graphic display for status visualisation
and operating control LED
Operation: via three push buttons
Inputs: for 3 Pt1000 temperature sensors, 1 current
loop interface 0(4)-20 mA
Interfaces: 6 x VBus® (slave), 1 x SD memory card
slot, 1 x LAN (10/100), 1 x USB master
Power supply: 12 V / 1 A (external mains adapter)

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2 Included 3 Installation
ATTENTION! ESD damage!
Electrostatic discharge can lead to
damage to electronic components!
ÎTake care to discharge prop-
erly before touching the in-
side of the device. To do so,
touch a grounded surface
such as a radiator or tap!
ATTENTION! Short circuit!
A short circuit can lead to damage to
electronic components!
ÎClose the housing before
establishing the mains con-
nection!
Initial installation must be effected by the system in-
staller or qualifi ed personnel named by the system
installer.
If one of the items mentioned below is missing or de-
fective, please contact your distributor:
1 Datalogger DL3
2 Mains adapter
3 Interchangeable mains adapter plugs
(EURO, UK, USA, AUS)
4 VBus® cable
5 Network cable (CAT5e, RJ45), 1 m
6 Wall plugs and screws
7 Terminal block for extending the
VBus® cable
8 USB adapter cable
9 CD with ServiceCenter software and detailed
manual
10 Short manual (picture similar to original product)
11 SD card
1
2
38
5
67
9
10
4
11

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3.1 Wall mounting
The unit must only be located in dry interior rooms.
It is not suitable for installation in hazardous locations
and should be protected against electromagnetic
fields.
Please pay attention to separate routing of sensor ca-
bles and mains cables.
ÎChoose a mounting location.
ÎUnscrew the crosshead screw from the cover
and remove the cover.
ÎMark the upper fastening point on the wall. Drill
and fasten the enclosed wall plug and screw leav-
ing the head protruding.
ÎHang the housing from the upper fastening point
and mark the lower fastening points (centres
180 mm).
ÎDrill 2 holes (Ø 6 mm) and insert the wall plugs.
ÎFasten the housing to the wall with the lower fas-
tening screw and tighten.
ÎCarry out the electrical connection according to
the terminal allocation.
ÎReattach the cover and fasten it using the cross-
head screws included.
Crosshead
screw
Cover
Cable conduits with
strain relief
Buttons
12.5
180
180
100 144
208
16.75
43.3
Upper fastening
Lower fastening
In order to run cables through the cable
glands, break off the corresponding flaps!

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3.2 Electrical connection
Note
Connecting the device to the power supply
must always be the last step of the instal-
lation!
Carry out the connection of the Datalogger
(pos. 1) to other modules in the order de-
scribed below:
ÎConnect the data cable (RESOL VBus®, pos. 3)
to the controller (pos. 4) and the DL3 (pos. 1).
If necessary, extend the cable using the terminal
block included and a common two-wire cable.
ÎConnect the mains adapter (pos. 2) to the DL3
and to a mains socket.
ÎFor a direct connection to a router or a PC, con-
nect the Datalogger to a router (pos. 6) or a PC
(pos. 7) using the network cable (included with
the DL3, pos. 5).
Power supply is carried out via an external mains
adapter. The supply voltage of the mains adapter must
be 100 ... 240 V~ (50 ... 60 Hz).
The mains adapter and a VBus® cable are included
with the DL3.
1
2
3
4
5
6
7
Router
3.3 Connecting the VBus® cable
The Datalogger is connected to one or several con-
trollers via VBus® cables. The corresponding terminal
allocation is described in the controller manual.
The VBus® cable can be extended using the terminal
block included and a common two-wire cable.
VBus® connection at the terminals:
1 / 2 = VBus® connection 1 (slave)
3 / 4 = VBus® connection 2 (slave)
5 / 6 = VBus® connection 3 (slave)
7 / 8 = VBus® connection 4 (slave)
9 / 10 = VBus® connection 5 (slave)
11 / 12 = VBus® connection 6 (slave)
To the VBus® connections 1 ... 6, master devices (con-
trollers) can be connected.
3.4 Connecting the sensors
Connect the Pt1000 temperature sensors to the fol-
lowing terminals with either polarity:
•
⊥
/ S1 ... S3 = Temperature sensors S1 to S3
Connect the sensor using a 0(4)-20 mA signal as
specified by the manufacturer to the following ter-
minals:
•
⊥
/ CL = Current loop interface 0(4)-20 mA
3.5 Connecting the network cable
The DL3 Datalogger can be connected to a computer
or a router by using a network cable (CAT5e, RJ45).
ÎConnect the network cable included to the net-
work adapter of the computer or the router.
For the next step of commissioning, see „6 Ba-
sic configuration“ on page 12.
ATTENTION! VBus® network malfunction!
Separating the device from the pow-
er supply while the VBus® is still con-
nected will lead to a VBus® network
malfunction!
ÎSeparate VBus® connections
before separating the device
from the power supply!
1 2
VBus 1
3 4 5 6 9 10
DL3
DE-45527 Hattingen
VBus 2 VBus 3 VBus 4
7 8
VBus 5
11 12
Master/Slave
VBus 6
Made in Germany
12V
1A max.
LAN USB S1 S2 S3
0(4)-20 mA
current loop

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4 Operating controls, display and
connections
The following elements can be found on / in the hous-
ing of the DL3 Datalogger:
3 push buttons (1)
1 SD memory card slot (2)
1 LAN socket (3)
1 power supply socket (4)
3 sensor inputs (Pt1000) (5)
1 current loop interface 0(4)-20 mA (6)
6 VBus® connections (7)
1 2
VB us 1
3 4 5 6 9 10
VB u s 2 VB us 3 VB us 4
7 8
VB us 5
11 12
Master/Slave
VB us 6 12V
1A max.
L A N USB S1 S2 S3
0(4 )-20 m A cur rent loop
Datalogger DL3
1
2
3
4
5
6
7
Positions of the operating controls and connections
4.1 Operating control LED
The operating control LED indicates the operating sta-
tus of the DL3 Datalogger by issuing flashing signals.
Red/green flashing: The device is booting
Green: The device is ready for operation
/ SD card can be removed
Green flashing: Do not remove the SD card!
Data are being copied onto the
SD card
Red flashing: An error has occured. The error
will be indicated on the display
LED off: No power supply
4.2 Buttons
The device is operated via the three push buttons
next to the display. The push buttons have the follow-
ing functions:
• Button 1: Scrolling upwards
• Button 3: Activating the display
• Button 2: Scrolling downwards
3
1
2Datalogger DL3
4.3 Display
During normal operation, the display of the DL3 Da-
talogger is in the status level (see fig.).
If no button has been pressed within a couple of min-
utes, the display illumination is switched off.
ÎPress any key to reactivate the display illumination.
Status display
During normal operation, the display of the DL3 Da-
talogger is in the status level indicating the following
information:
• Data memory progress bar (fill level)
• Remaining logging time in days
• VBus® devices connected
• Sensors connected
The data memory progress bar is divided into 10 seg-
ments. Each segment represents 10 % of the memory
capacity.
Data memory progress bar
1
0 %
890 d
VBus
100 %
2 3 4 5 6
Sensors
CL 1 2 3
• Segment filled: The memory capacity of this seg-
ment is fully used.
• Segment flashing: The memory capacity of this seg-
ment is partly used.
The arrow above the data memory progress bar indi-
cates the remaining logging time in days.
In the bottom left-hand area of the status display, each
VBus® device connected with a functioning VBus®
communication is indicated by a corresponding filled
checkbox.
In the bottom right-hand area of the status display,
each sensor connected is indicated by a correspond-
ing filled checkbox.
VBus® display
In the VBus® display, VBus® information about the
VBus® devices connected is indicated.
In the left-hand area of the screen, the number of
bytes received (Rx) is indicated. In the right-hand area
of the screen, the number of bytes transmitted (Tx)
is indicated.

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A VBus® device connected with a functioning VBus®
communication is indicated by a corresponding filled
checkbox in the bottom area of the screen.
Each VBus® device has its own screen. The connec-
tions VBus 1 to VBus 6 are displayed each in their
own screen.
1
VBus
2 3 4 5 6
VBus 1
Rx
4231165
Tx
131155
Sensors
CL 1 2 3
ÎIn order to leave the status level and access the
VBus® screens, press button 2.
ÎThe display indicates information about the VBus®
device.
ÎIn order to access information about further
VBus® devices, scroll down by pressing button 3.
Sensor display
In the sensor display, information about the sensors
connected is indicated.
In the left-hand area of the screen, the resistance value
of the corresponding sensor is indicated. In the right-
hand area of the screen, the temperature value of the
corresponding sensor is indicated in °C.
A sensor connected is indicated by a corresponding
filled checkbox in the bottom area of the screen.
Each sensor has its own screen. The data of the inputs
CL and S1 to S3 are displayed each in their own
screen.
1
VBus
2 3 4 5 6
Sensor 1
1136 Ohm 35 °C
Sensors
CL 1 2 3
ÎIn order to leave the status level and access the
sensor screens, press button 2.
ÎPress button 2 to scroll down through the VBus®
screens until the sensor screens appear.
4.4 LAN connector
1 2
V B us 1
3 4 5 6 9 10
V B u s 2 V B u s 3 V B us 4
7 8
V B us 5
11 12
Master /Slave
V B us 6 12V
1A
m ax.
L A N U S B
S 1 S 2 S 3
0( 4)-20 m A cur rent loop
Datalogger DL3
The integrated LAN connector is located on the ter-
minal block of the device. The LAN connector sup-
ports transfer rates of up to 100 MBits per second.
4.5 USB interface
1 2
V B us 1
3 4 5 6 9 10
V B u s 2 V B u s 3 V B us 4
7 8
V B us 5
11 12
Master /Slave
V B us 6 12V
1A m ax.
L A N U S B
S 1 S 2 S 3
0( 4)-20 m A cur rent loop
Datalogger DL3
The DL3 is equipped with a USB interface to which
the USB adapter cable can be connected.
In order to connect the USB adapter cable to the
DL3, proceed as follows:
ÎConnect the USB adapter cable to the interface
marked USB.
Presently, the firmware of the device does not
support external USB devices. As soon as USB
support becomes possible, it will be made
available via an automatic DL3 Datalogger
firmware update.
4.6 SD memory card slot
Datalogger DL3
SD memory card slot
The SD memory card slot is located at the front of
the device. By means of the SD memory card slot,
logged data can be transferred onto an SD card of up
to 2 GB memory capacity.
The memory of an SD card in the slot is used
for data transfer only. It will not enlarge the
memory of the DL3 Datalogger.
Do not use an SD-HC card!
4.7 Power supply connection
Power supply is carried out via an external mains
adapter. The connection terminals are located inside
the housing of the DL3 Datalogger.

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The menu bar at the top of the web interface con-
tains the menu items Home, Data (see below) and
Login.
In order to use the web interface to its full extent,
login is required. In order to log in, proceed as follows:
ÎClick Login on the menu bar
The Login frame appears. The factory setting for both
user name and password is admin.
ÎEnter the user name in the User name input
field
ÎEnter the password in the Password input field
ÎClick the Login button
The message Login successful! appears
4.8 RESOL VBus® connection
The DL3 Datalogger is connected to one or several
RESOL controllers via VBus® cables. The connection
terminals are located inside the housing of the DL3
Datalogger.
5 Web interface
The web interface is integrated in the DL3 Datalogger
and can be run on an Internet browser.
The web interface has the following functions:
• Display the status of the DL3 Datalogger
• Configure the Datalogger DL3
• Display real-time data in a table
• Export, customise and erase data
5.1 Menu
The menu column with all main menus and their cor-
responding sub-menus are indicated on the left-hand
side of the web interface.
The menu structure may change in later
firmware versions.

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Main menu Sub-menu Function
Data Data Display all live data
Display DL3 internal data
Display data of controllers connected
Download Export data
Erase Erase data
Status General Display general device information
Network Display network configuration
Remote access Display remote access configuration
Configuration General Change general configuration
Change logging configuration
Change date and time configuration
Change firmware update configuration
Network Network configuration
Change FTP configuration
Remote access Change remote access password
Configure remote access over Internet
Configure BACnet access
Users Change user password
About General Order DL3 Datalogger open source software
Powered by Display of the open source applications and libraries used
History Display of firmware updates
Links Useful links
5.3 Data
In the live data screen, the values of the controllers
connected and of the internal DL3 sensors are dis-
played and refreshed automatically every 10 seconds.
The representation and the measurement units of the
live data can be customised individually.
Live data of controllers connected and internal DL3
sensors can be displayed as follows:
• In a tabular overview
Displaying data in a tabular overview
In this menu, a selection can be made whether to dis-
play all live data, internal DL3 data or data of a con-
troller connected.
In order to display all live data in a tabular overview,
proceed as follows:
ÎIn the main menu Data, sub-menu Data, select
All live data or click Live in the menu bar
In order to display the internal DL3 data in a tabular
overview, proceed as follows:
ÎIn the main menu Data, sub-menu Data, select
DL3 internal
If one or several controllers are connected, they are
indicated and can be selected.
In order to display the data of a controller connected
in a tabular overview, proceed as follows:
ÎIn the main menu Data, sub-menu Data, select
the corresponding controller
5.2 Menu overview

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5.4 Erasing logged data over the web
interface
Logged data can be erased over the web interface. The
configuration is not affected.
In order to erase logged data, proceed as follows:
ÎIn the main menu Data, select the sub-menu
Erase
ÎClick the Erase button
The message Data erased successfully! appears.
5.5 Displaying firmware versions
In order to display statistics about the firmware up-
dates run, proceed as follows:
ÎIn the main menu Data, select the sub-menu
General
The following information is displayed:
• Firmware update version
• Firmware update date
See „6.7 Configuring automatic firmware up-
date configuration“ on page 14
5.6 Displaying the Device Date / Time
In order to display the device date and the device
time, proceed as follows:
ÎIn the main menu Status, select the sub-menu
General
The following information is displayed:
• Current date and time settings of the DL3
• Device uptime since the last reset
See „6.6 Configuring date and time informa-
tion“ on page 14
5.7 Displaying network configuration
In order to display the network configuration, pro-
ceed as follows:
ÎIn the main menu Status, select the sub-menu
Network
The following information is displayed:
• LAN IP address
• LAN network / netmask
• Gateway
• Nameserver 1
• Nameserver 2
See „7.5 Network configuration“ on page 18
5.8 Displaying data communication
In order to display statistics about the data exchange
between the DL3 Datalogger and the controllers con-
nected, proceed as follows:
ÎIn the main menu Status, select the sub-menu
General
The following information is displayed:
• Total received bytes count since last reset
• Total received packet count since last reset
• Total unique packet count since last reset
5.9 Displaying the memory capacity
In order to display the memory capacity, proceed as
follows:
ÎIn the main menu Status, select the sub-menu
General
The following information is displayed:
• Capacity in use
• Capacity free
• Remaining days
The log interval determines the Remaining
days. Depending on the adjustment selected,
the logging either stops when the capacity is
fully used or the oldest data are overwritten.
See „7.3 Log interval configuration“ on page 17
5.10 Displaying the remote access
In order to display the status of the remote access,
proceed as follows:
ÎIn the main menu Status, select the sub-menu
Remote access
On the Remote access tab, the status of Local net-
work access enabled? is displayed.
On the Remote access over Internet tab, the
status of Use VBus.net for remote access? is
displayed.
6 Basic configuration
The basic configuration does not require detailed
knowledge about the solar thermal system or the
network environment and can be carried out using
the guidelines in this manual.
In order to carry out the basic configuration, proceed
as follows:
• Find the DL3 Datalogger by means of the Device-
Discovery-Tool
• Change the web interface language
• Change the live data screen language
• Change the user password
• Change the device name
• Change the time configuration
• Configure the automatic firmware update configu-
ration
• Change the remote access password

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6.1 Finding the DL3 Datalogger by means
of the Device-Discovery-Tool
The Device-Discovery-Tool is a software that displays
Dataloggers that are connected directly or via the lo-
cal network.
The factory setting for both user name and
password is admin.
There are 2 different ways to start the Device-Dis-
covery-Tool:
ÎOver the Internet browser
ÎFrom the included CD
To start the Device-Discovery-Tool, Java (ver-
sion 6 or higher) must be installed on the com-
puter.
Starting the Device-Discovery-Tool over the
Internet browser
In order to start the Device-Discovery-Tool over the
Internet browser, proceed as follows:
ÎStart the Internet browser
ÎEnter www.resol-DL2.de/discover into the
address bar of the Internet browser and confirm
All Dataloggers found are displayed.
ÎClick the DL3 Datalogger to mark it, then click
the Open button
A new window opens.
ÎEnter user name and password.
The factory setting for both user name and password
is admin.
The Home screen of the DL3 web interface opens.
Continue with „6.2 Changing the web inter-
face language“ on page 13
Starting the Device-Discovery-Tool from the
included CD
Included CD
Starting the Device-Discovery-Tool from the
CD is possible under a Windows operating
system only.
In order to start the Device-Discovery-Tool from the
included CD, proceed as follows:
ÎOpen the DeviceDiscoveryTool folder
ÎStart DeviceDiscoveryToolSetup.exe
ÎConfirm all following dialogues with OK
ÎClick Start/Programs/RESOL/DeviceDis-
coveryTool/DeviceDiscoveryTool
All DL3 Dataloggers found are displayed.
ÎClick the DL3 Datalogger to mark it
ÎClick Open
A new window opens.
ÎEnter user name and password
The Home screen of the DL3 web interface opens.
Continue with „6.2 Changing the web inter-
face language“ on page 13
6.2 Changing the web interface language
The web interface can be run in different languages.
ÎClick one of the small flags on the right-hand side
of the Home screen, according to the desired
language:
• German
• English
• French
The message Language selection successful! ap-
pears.
6.3 Changing the Live data screen language
In order to select the language of the Live data screen,
proceed as follows:
ÎIn the main menu Device Config, select the
sub-menu General
ÎOn the General Configuration tab, in the
dropdown menu Default Language, select one
of the following languages:
• German (de)
• English (en)
• French (fr)
ÎClick Save configuration
The message Configuration saved successfully!
appears.

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14
6.4 Changing the user password
In order to change the user password, proceed as fol-
lows:
ÎIn the main menu Device Config, select the
sub-menu Users
ÎSelect the desired user
The tab for the user selected opens.
ÎTick the Change password checkbox
ÎEnter the current password into the Current
password input field
The factory setting for the password is admin.
ÎEnter the new password into the New pass-
word input field
ÎEnter the new password into the Repeat new
password input field
ÎClick Save configuration
The Login window opens.
ÎEnter the user name and the new password
The message Configuration saved successfully!
appears.
6.5 Changing the device name
Choose a descriptive device name to facilitate
identifying the DL3 Datalogger in the network.
In order to change the device name, proceed as fol-
lows:
ÎIn the main menu Device Config, select the
sub-menu General
ÎOn the General Configuration tab, enter the
device name in the Device Name input field
Permitted characters are: letters, numbers, under-
scores.
ÎIn the Default Language dropdown menu, se-
lect the desired language
ÎClick Save configuration
The message Configuration saved successfully!
appears.
6.6 Configuring date and time information
The Date and Time Configuration determines where
the DL3 Datalogger obtains its date and time infor-
mation.
The Date and Time Configuration can be set to the
following adjustments:
1. Automatic (recommended): Date and time infor-
mation are automatically synchronised between
the DL3 Datalogger and the NTP server.
2. Manual: The user manually assigns date and time
information to the DL3 Datalogger.
Synchronising time information automatically
In order to automatically synchronise time informa-
tion, proceed as follows:
ÎIn the main menu Device Config, select the
sub-menu General
ÎOn the Date and Time Configuration tab,
in the Time Zone dropdown menu, select the
desired time zone
ÎIn the NTP synchronisation enabled? drop-
down menu, select Yes
ÎEnter the NTP server address
Factory setting: eu.pool.ntp.org.
ÎClick Save configuration
The message Configuration saved successfully!
appears.
Assigning time information manually
In order to manually assign the time information, pro-
ceed as follows:
ÎIn the main menu Device Config, select the
sub-menu General
ÎOn the Date and Time Configuration tab,
tick the Manually set time to checkbox
ÎEnter time information (day, month, year, hours,
minutes)
ÎClick Save configuration
The message Configuration saved successfully!
appears.
6.7 Configuring automatic firmware up-
date configuration
The firmware is the internal software of the DL3 Da-
talogger. Through firmware updates, the software will
be improved in the following ways:
• Extended functional range
• Enhanced operation
• Customisation of the web interface desktop
When automatic firmware updates are enabled
(strongly recommended), the DL3 Datalogger will
search for new firmware versions in regular intervals.
Previous configurations are not affected by a
firmware update.
When there is no Internet connection,
firmware updates can only be run with an SD
card.
See „8 Firmware update with SD card“ on
page 19

en
15
In order to enable automatic firmware updates, pro-
ceed as follows:
ÎIn the main menu Device Config, select the
sub-menu General
ÎOn the Firmware update tab, in the Auto-
matic firmware updates enabled? input
field, select Yes
ÎEnter firmware update URL
Factory setting: http://www.resol-DL2.de/DL2/update.
ÎClick Save configuration
The message Configuration saved successfully!
appears.
Change the firmware update URL only if re-
quired, and consult the system administrator
before doing so!
6.8 Configuring the remote access
ATTENTION! Third-party access!
When the default remote access
password is not changed, third par-
ties may gain unauthorised access to
the controller connected.
ÎDo change the remote access
password, note it down and
keep it in a suitable place.
The remote access password is required whenever
a controller connected to the DL3 Datalogger is to
be accessed via the RESOL ServiceCenter software.
In order to change the remote access password, pro-
ceed as follows:
ÎIn the main menu Device Config, select the
sub-menu Remote Access
ÎOn the Access VBus over local network tab,
tick the Change password checkbox
ÎEnter the current password into the Current
password input field
The factory setting for the remote access password
is vbus.
ÎEnter the new password into the New pass-
word input field
ÎEnter the new password into the Repeat new
password input field
ÎClick Save configuration
The message Configuration saved successfully!
appears.

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16
Using a dynamic Domain Name Server
(DynDNS)
DynDNS address
+ port
DynDNS
D
y
n
D
N
S
a
d
d
r
e
s
s
e
x
t
.
I
P
a
d
d
r
e
s
s
Port
Schematic representation: Remote access to the DL3,
router with DynDNS address
Not all routers support DynDNS services. For
futher information consult the router docu-
mentation.
It is possible to reserve an Internet address via a
DynDNS service provider. DynDNS services are usu-
ally free of charge.
Schematic process representation of using a DynDNS
address:
1. Open an account for a DynDNS Internet address
at a DynDNS service provider. A DynDNS Inter-
net address and the corresponding access infor-
mation will be provided.
2. The DynDNS access information has to be en-
tered into the router, so that the router can tell
the DynDNS service provider where to route
enquiries to.
3. In order to access the router via the Internet, the
user has to enter the DynDNS Internet address
into the Internet browser.
Using a static Internet IP address
Static IP address
+ port
ISP
Static Internet IP
address
Port
Schematic representation: Remote access to the DL3,
router with static Internet IP address
It is possible to apply for a static Internet IP address
at an Internet Service Provider (ISP). For a static IP
address, there usually is a fee required.
Schematic process representation of using a static IP
address:
1. Apply for a static IP address at an Internet Service
Provider (ISP). A static Internet address and the
corresponding access information will be pro-
vided.
2. The access information has to be entered into
the router, so that the router can register at the
ISP with the static IP address.
3. The router registers at the ISP with the static IP
address.
4. In order to access the router via the Internet, the
user has to enter the static Internet address into
the Internet browser.
Port routing in the router
Not all routers support port routing. For
futher information consult the router docu-
mentation.
7 Advanced configuration
7.1 Accessing the DL3 Datalogger over the
Internet
The Device-Discovery-Tool cannot be used for
finding a DL3 Datalogger over the Internet.
The following preparations have to be made
when a DL3 Datalogger connected to the Internet via
a router is to be accessed over the Internet:
ÎAssign a static address to the router
ÎCarry out port routing in the router
Assigning a static router address
In order to access the router and the DL3 connected
over the Internet, a static address has to be assigned
to the router.
There are 2 different ways to assign a static Internet
address to the router:
• Over a dynamic Domain Name Server (DynDNS)
• Over a static Internet IP address

en
17
Datalogger
number DynDNS address Port routing from port:
Port routing to
port: DL3 LAN IP
1 www.Datalogger.ath.cx:443 443 443 192.168.0.10
2 www.Datalogger.ath.cx:444 444 443 192.168.0.11
3 www.Datalogger.ath.cx:445 445 443 192.168.0.12
1 www.Datalogger.ath.cx:7053 7053 7053 192.168.0.10
2 www.Datalogger.ath.cx:7054 7054 7053 192,1680.11
3 www.Datalogger.ath.cx:7055 7055 7053 192,1680.12
In this example, three DL3 Dataloggers are assigned 1
web interface port and 1 RESOL ServiceCenter soft-
ware port each.
See „7.5 Network configuration“ on page 18
The controller data log interval determines the fre-
quency in which the DL3 Datalogger logs data.
Log intervals between 1 second and 86400
seconds (24 hours) are possible.
The smaller the log interval, the more memory
capacity is used.
7.2 Accessing the DL3 Datalogger over
BACnet
The following preparations have to be made in order
to access the DL3 Datalogger over BACnet.
Ask the person responsible for the building
management system (BMS) for the BACnet ad-
dress of the DL3 Datalogger.
ÎIn the main menu Device Config, select the
sub-menu Remote Access
ÎOn the BACnet access tab, in the Enable
BACnet access? input field, select Yes
ÎEnter the BACnet address into the BACnet ad-
dress input field
ÎClick Save configuration
The message Configuration saved successfully!
appears.
7.3 Log interval configuration
In order to configure the log interval, proceed as fol-
lows:
ÎIn the main menu Device Config, select the sub-
menu General
ÎOn the Logging Configuration tab, in the Log
interval input field, enter the desired value
ÎClick Save configuration
The message Configuration saved successfully!
appears.
Example: Port routing
In order to access, over the Internet, one or several
Dataloggers connected to one router, port routing
has to be configured in the router.
The DL3 Datalogger communicates via the following
ports:
• Web interface port: 443 (adjustable, default port:
443)
• RESOL ServiceCenter port: 7053 (non-adjustable)
In order to carry out port routing in the router, pro-
ceed as follows:
ÎAssign a static LAN IP address to the DL3 Data-
logger using the configuration menu of the router
ÎAssign a port to the IP address menu using the
configuration menu of the router

en
18
The public access configuration determines which
DL3 Datalogger menus unregistered users may access.
The factory setting for the public access configuration
does not enable menu access.
In order to configure the public access to the menus,
proceed as follows:
ÎIn the main menu Device Config, select the
sub-menu Users
ÎIn the sub-menu Users, click the user name guest
ÎIn the dropdown menus, select the desired value
ÎClick Save configuration
The message Configuration saved successfully!
appears.
Dropdown menu Functions
Home Display Home screen
Status Display device status
Display memory capacity
Data - Live Display live data
Data - Download Export data over the web in-
terface
Data - Erase Erase logged data over the
web interface
About DL3 Order DL3 Datalogger open
source software
Display firmware versions
Overview of menus configurable for public access
Example: Log interval
Log interval 1 DeltaSol® M 1 DeltaSol® M,
1 HKM
1 DeltaSol® M,
1 HKM,
1 WMZ
module
75 seconds 30 months 15 months 7.5 months
150 seconds 60 months 30 months 15 months
300 seconds 120 months 60 months 30 months
7.4 Log mode configuration
The data log mode determines how the DL3 Data-
logger behaves when its internal memory capacity is
fully used.
There are 2 different settings possible for the log
mode configuration:
• Cyclic logging (factory setting): When the
memory capacity is fully used, the oldest data are
overwritten.
• Linear logging: When the memory capacity is fully
used, data logging stops.
In order to configure the log mode, proceed as fol-
lows:
ÎIn the main menu Device Config, select the sub-
menu General
ÎOn the Logging Configuration tab, in the Log
mode dropdown menu, select the desired value
ÎClick Save configuration
The message Configuration saved successfully!
appears.
7.5 Network configuration
The network configuration determines where the
DL3 Datalogger obtains its IP information.
There are 2 different settings possible for the net-
work configuration:
• Dynamic (recommended): The IP information is
automatically assigned to the DL3 Datalogger by
the DHCP server.
• Static: The user manually assigns IP information to
the DL3 Datalogger.
Consult the system administrator before
changing the factory settings!
In order to configure the network configuration, pro-
ceed as follows:
ÎIn the main menu Device Config, select the
sub-menu Network
ÎIn the LAN configuration mode dropdown
menu, select the desired value
ÎClick Save configuration
The message Configuration saved successfully!
appears.
7.6 Public access configuration
ATTENTION! Data loss!
If the public access includes access to
the Erase data menu, unauthorised
third parties can erase data stored in
the Datalogger.
ÎIn order to prevent unau-
thorised data erasure, do
not enable public access to
the Erase data menu!

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19
8 Firmware update with SD card
New firmware versions extend the functional range
and enhance the operation.
In order to run a firmware update over the SD mem-
ory card slot, proceed as follows:
ÎFormat the SD card using the FAT 32 format
ÎInsert the SD card into the SD card slot of the DL3
The operating control LED starts flashing (green).
Wait until the operating control LED is permamently
green.
A folder is created on the SD card. Logged data are
copied into the folder.
ÎRemove the SD card from the DL3
ÎInsert the SD card into an external SD card slot
Copy the firmware update file into the folder cre-
ated before
ÎRemove the SD card from the external SD card
slot
ÎInsert the SD card into the SD card slot of the DL3
The operating control LED starts flashing (green).
Wait until the operating control LED is permamently
green.
A firmware update is being run.
When the firmware update is completed, the DL3 au-
tomatically reboots.
9 Data export
There are 2 different ways to export logged data from
the DL3 Datalogger:
1. Export logged data onto an SD memory card. The
data are stored as a VBus® format file and can be
read out on a computer using the RESOL Serv-
iceCenter software.
2. Export logged data onto a computer over the
web interface. Different file formats can be se-
lected.
9.1 Data export over SD card
In order to copy data onto an SD card, proceed as
follows:
ÎInsert the SD card into the SD card slot
The operating control LED flashes (green):
The card has been recognised and data are being
transferred.
The operating control LED is permanently green:
The transfer is completed. The card can be removed.
9.2 Data export over web interface
The internal processor of the DL3 Datalogger
needs up to 30 minutes to convert logged data.
If the data are required in a text format (tab
separated, Windows), the data can also be ex-
ported onto a computer using the VBus® pro-
tocol format. Then the data can be converted
into a text format (tab separated, Windows)
more quickly.
For an overview of file formats available in the
web interface see „13.1 Possible export file
formats“ on page 23.
Information about further processing trans-
ferred data are described in the RESOL Serv-
iceCenter software manual.
In order to copy logged data onto a computer, pro-
ceed as follows:
ÎIn the main menu Data, select the sub-menu
Download
ÎIn the File format dropdown menu, select the
desired format
ÎClick the Start download button
ÎSave the file in a folder of choice
10 FTP access configuration
The following requirements have to be met in order
to upload or download data to and from the DL3 Da-
talogger by means of an FTP client software:
1. The FTP password has to be known
2. FTP access must be enabled
In order to configure the FTP access, proceed as fol-
lows:
ÎIn the main menu Device Config, select the
sub-menu Network
ÎOn the FTP Configuration tab, in the FTP
server enabled? input field, select Yes
ÎTick the Change FTP password? checkbox
ÎEnter the current password into the Current
FTP password input field
Factory setting: ftp
ÎEnter the new password into the New FTP
password input field
ÎEnter the new password into the Repeat new
FTP password input field
ÎClick Save configuration
The message Configuration saved successfully!
appears.

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20
11 Eliminating errors
Problems with the direct connection to a gigabit network device
Problem Solution
When a device is connected directly to the DL3
Datalogger using a gigabit network adapter, no net-
work connection is established.
Not all network interface cards support 10 MBits/s half-duplex communication.
ÎAlternative A: Interconnect a 100 MBits switch between the two devices
ÎAlternative B: Set the network connection settings of your computer to 10 MBits/s half-duplex
User password not available
Problem Solution
The user password is not available. When the user password is not available, the DL3 Datalogger has to be reset to its factory settings in order to
regain access to the web interface.
When the DL3 Datalogger is reset to its factory settings, all logged data and the configuration will be
erased. In order to save the logged data, they can be exported onto an SD card before a reset.
See „9.1 Data export over SD card“ on page 19