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HMP260 SERIES

Appendix 3: RS 485/422 serial port module HMP260-U017en-1.5

• 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

2400 E 7 1 HDX

• 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 right places.

• Remount the RS 485/422 serial module.

• Close the cover.

• When all transmitters on the network have been configured, switch

them off.

Dual loop operation

The following procedure must be repeated with all transmitters.

X1 X2

1 2 ... 90 91 92 93 94 95 96 97 98 99 100 ... 117 118

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