Hardware
Serial Port Connectors
VESRxx Serial Servers use three serial port connector configurations,
depending on the model:
VESR901-x serial servers feature one serial port and use a DB-9M connector for RS-
232 and a five-position removable terminal block for RS-422 and RS-485
connections.
VESR902D-x serial servers feature two serial ports, both using DB-9M connectors for
RS-232, RS-422 and RS-485 connections.
VESR902T-x serial servers feature two serial ports, both using five-position
removable terminal blocks for RS-232, RS-422 and RS-485 connections.
Figure 8. DB-9 Female Serial Port Connector with Pinout
Figure 9. Five-Position Pluggable Terminal Blocks
Note: Refer to Appendix D for connection pin-outs.
Manual Document Number: VESR9xx-4210m
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