Comms Digital Input - ABB SM500F User Manual

SM500F
Field mountable paperless recorder

7.11.3 Comms Digital Input

Note. This tab is displayed only if only if 'Implementation' on the 'Modbus TCP' tab is set to 'Modbus
TCP Client' – see page 125.
IM/SM500F Rev. Z
Select the comms digital input to hold the status from the nominated
slave device.
Select the communications protocol to be used by the recorder to
communicate with a nominated slave device:
None – comms digital channel unused
TCP – Modbus Transmission Control Protocol
RTU – access a Remote Terminal Unit (RTU) via Modbus TCP
gateway
Note. Displayed only if 'Protocol' is set to 'TCP'.
Enter the IP address assigned to the slave device.
Note. Displayed only if 'Protocol' is set to 'RTU'.
Enter the RTU address assigned to the remote unit (1 to 247).
Note.

Displayed only if 'Protocol' is set to 'RTU'.

This setting is always required to access a RTU via Ethernet.
Set the IP address for the Modbus TCP gateway required to
communicate with the RTU.
Note. Displayed only if 'Protocol' is set to 'TCP' or 'RTU'.
Enter the register number to be read or written to in the slave device.
Note. Displayed only if 'Protocol' is set to 'TCP' or 'RTU'.
Select the register type, 'Input Status' or 'Coil Status'.
7 Configuration
129