Vaisala DMP248 - Appendix 3; Appendix 3 Installing and Using the Rs 485;422 Serial Port Module

APPENDIX 3 ________________________________________________________________________
VAISALA ________________________________________________________________________ 105
APPENDIX 3
INSTALLING AND USING THE RS 485/422 SERIAL PORT MODULE
APPENDIX 3 .....................................................................................................................................................105
INSTALLATION.................................................................................................................................................106
OPERATION......................................................................................................................................................106
NETWORK CONFIGURATION.............................................................................................................................108
Single loop operation.................................................................................................................................108
Dual loop operation....................................................................................................................................110
CHECKING THE SERIAL PORT NETWORK OPERATION........................................................................................112
STOP mode................................................................................................................................................112
POLL mode................................................................................................................................................113
RS 485 network settings.............................................................................................................................114
SPECIFICATIONS...............................................................................................................................................114