Q: I would like to carry out a Modbus Write Command to a sensor before I read it.
A: Use the Start Measure Command in MODBUS Measurement.
C: Chapter 4.19.2.8, Maintenance Commands.
Set up Serial port, RS485, MODBUS
Choose [2] and [1] (MODBUS uses RS485)
Choose [5], Start Measure Command and fill-in
Choose [T] to test the configuration.