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EN_User_documentation_Instructions_for_controlling_the_Logamatic_5000_controller_series_via_Modbus_TCP_I
P_20210203.docx | 10.02.2021
Contents
1. General information about the control of the Logamatic 5000/Control 8000
controller series via Modbus TCP/IP ........................................................... 4
2. Activating the controller via Modbus TCP/IP ............................................... 5
2.1 Determining relevant Modbus TCP/IP data points ..................................... 6
2.2 Checking the current firmware of the controller ......................................... 6
2.3 Necessary settings on the controller .......................................................... 7
2.4 Network behavior and diagnostic options of the controller ...................... 10
2.5 Data types and Register Width ................................................................ 10
2.6 Control of the controller via Modbus TCP/IP from and including version
1.3.X ......................................................................................................... 11
2.6.1 Temperature-controlled heat request via Modbus TCP/IP from version
1.3.X .................................................................................................. 13
2.6.2 Power-controlled heat request via Modbus TCP/IP from and including
version 1.3.X ...................................................................................... 14
2.6.3 Information on 'Heat request via Modbus' and 'Internal heat request'
parameters ........................................................................................ 14
2.7 Control via Modbus TCP/IP in the network .............................................. 15
2.7.1 Control via Modbus TCP/IP in the controller network .......................... 16
2.7.2 Control via Modbus TCP/IP in combination with Logaflow HSM plus ... 17
3. General information on the message concept of the controller ................ 21
3.1 General information on HMI Status of the control device ........................ 22
3.2 General Information on Boiler Malfunctions ............................................. 22
3.3 General information on the evaluation of current messages on the
controller .................................................................................................. 23
4. General information about Modbus TCP/IP Heart Beat ............................ 24
5. General information about the conversion of the Modbus address
scheme ...................................................................................................... 25
6. Additional information for setting or reading single bits in a Modbus
Register ..................................................................................................... 26
6.1 Setting individual bits in the Modbus Register ......................................... 26
6.2 Reading single bits from Modbus registers .............................................. 27
7. Additional information about converting values to ASCII characters ........ 29
8. Outdated software versions and their peculiarities ................................... 30
8.1 Control of the controller via Modbus TCP/IP up to and including version
1.2.7.X ...................................................................................................... 30
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