
HMP240
M210300en Appendix 2: RS 485/422 serial port module
91
APPENDIX 2: INSTALLING AND USING THE RS 485/422 SERIAL
PORT MODULE
1. INSTALLATION ........................................................................................................92
2. OPERATION .............................................................................................................93
3. NETWORK CONFIGURATION..................................................................................95
3.1. Single loop operation...................................................................................95
3.2. Dual loop operation .....................................................................................97
4. CHECKING THE SERIAL PORT NETWORK OPERATION.......................................99
STOP mode..............................................................................................................99
POLL mode ............................................................................................................100
RS 485 network settings .......................................................................................100
5. SPECIFICATIONS...................................................................................................101
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