APPENDIX 3 ________________________________________________________________________
VAISALA ________________________________________________________________________ 107
APPENDIX 3
INSTALLING AND USING THE RS 485/422 SERIAL PORT MODULE
APPENDIX 3......................................................................................................................................................107
I
NSTALLATION .................................................................................................................................................108
O
PERATION......................................................................................................................................................108
N
ETWORK CONFIGURATION .............................................................................................................................110
Single loop operation .................................................................................................................................110
Dual loop operation....................................................................................................................................112
C
HECKING THE SERIAL PORT NETWORK OPERATION ........................................................................................114
STOP mode................................................................................................................................................114
POLL mode................................................................................................................................................115
RS 485 network settings.............................................................................................................................116
S
PECIFICATIONS...............................................................................................................................................116
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