Advantech PCI Series - Page 9

ix PCI Communication User Manual
5.2.3 RS-485 Signal Wiring.................................................................. 47
Figure 5.1 RS-485 Wiring Topology .......................................... 47
Appendix A Scale of Connectors..........................49
A.1 Connector Size Comparison ................................................................... 50
Figure A.1 DB9 Male.................................................................. 50
Figure A.2 DB25 Male................................................................ 50
Figure A.3 DB37 Female............................................................ 50
Figure A.4 DB62 Female............................................................ 51
Figure A.5 DB78 Female............................................................ 51