Some software and Modbus controllers use an address between
0 ... 65535.
The Modbus register 40001 thus corresponds to the Modbus
address 0, the register 40002 corresponds to address 1 and so on
and so forth.
Tab. 11: Address of the Modbus register
Modbus reg‐
ister
Number of
registers
Name Access Format Description
Interfaces
41001 2 signal_POT1 r REAL Signal at the input POT PI1
[mV]
41003 2 signal_POT2 r REAL Signal at input POT PI2 [mV]
41005 2 Signal_AI1 r REAL Current at the input AI1 [mA]
41007 2 Signal_AI2 r REAL Current at the input AI2 [mA]
41009 2 Signal_AI3 r REAL Current at the input AI3 [mA]
41011 2 Signal_AI4 r REAL Current at the input AI4 [mA]
41013 2 Signal_MI1 r REAL Signal at the MI1 input
[depending on the module]
41015 2 signal_MI2 r REAL Signal at the MI2 input
[depending on the module]
41017 2 Signal_K1 r REAL Signal at the DIx input
[depending on the switch con‐
figuration]
41019 2 Signal_K2 r REAL Signal at the DIx input
[depending on the switch con‐
figuration]
41031 1 Signal_DI1 r BOOL 0=OPEN / 1=CLOSED
41032 1 signal_DI2 r BOOL 0=OPEN / 1=CLOSED
41033 1 signal_DI3 r BOOL 0=OPEN / 1=CLOSED
41034 1 signal_DI3 r BOOL 0=OPEN / 1=CLOSED
41041 1 Zustand_PO1 r BOOL 0=OPEN / 1=CLOSED
41042 1 Zustand_PO2 r BOOL 0=OPEN / 1=CLOSED
41043 1 Zustand_FO1 r BOOL 0=OPEN / 1=CLOSED
41044 1 Zustand_FO2 r BOOL 0=OPEN / 1=CLOSED
41045 1 Zustand_RO1 r BOOL 0=OPEN / 1=CLOSED
41046 1 Zustand_RO2 r BOOL 0=OPEN / 1=CLOSED
41056 2 Signal_AO1 r REAL Signal at the AO1 output [mA]
41058 2 Signal_AO2 r REAL Signal at the AO2 output [mA]
41060 2 Signal_AO3 r REAL Signal at the AO3 output [mA]
41062 2 Signal_AO4 r REAL Signal at the AO4 output [mA]
41076 1 Zustand_HO1 r BOOL 0 = Outside of the range / 1 =
Within the range (schedule)
Communication programming instructions
71