Instruction Manual

HMP230 SERIES
M210225en-A Appendix 3: RS 485/422 serial port module
111
Set the address of the transmitter; it can be any number between 1
and 99. In this example the address is 22:
>addr 22
Address : 22
Set the serial bus settings according to your network specifications.
This setting will become valid after next RESET or power off:
>seri 2400 e 7 1 h
2400E71HDX
Set the transmitter in POLL mode:
>smode poll
Serial mode : POLL
NOTE 1
The SMODE command must be given last.
NOTE 2
The transmitter outputs no prompt (>) after the SMODE
POLL command and it only reacts to commands which
include its address.
Check that the transmitter responds to its address:
>send 22
RH= 24.4 %RH T= 29.1 'C
Disconnect the terminal.
Check that the jumpers in connector X4 are in the correct places.
X4
X4
X1 X2
Remount the RS 485/422 serial module.
Close the cover.
When all transmitters on the network have been configured, switch
them off.