iSMA-B-W0202 Modbus User Manual
version 1.2
Page 26 / 49
Digital Outputs (relays) MODBUS registers
State of Digital Outputs (40018)
The register contains the state of the Digital Outputs. Setting true value of particular bit activates
assigned output according to the following table:
No of bit in register
No of digital output
0
1
1
2
Table 24 State of the Digital outputs register structure
Default state of Digital Outputs (40143)
The register contain the default states of the Digital Outputs after power-up or watchdog reset.
Particular bits with assigned Digital Outputs are shown in the table:
No of bit in register
No of digital output
0
1
1
2
Table 25 Default states of Digital Inputs register