FSR Compass S2 - RS-232 Remote Control Connections

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Remote Control Connections

The serial port can be connected to a computer to support remote control of the Compass S2 unit with either RS232

or RS485 hardware protocols. Connection points on the remote port connector are specified below.

REMOTE

DB25 RS232 RS485

1 Shield Shield

2 TxD T(-)

3 RxD R(-)

4 RTS N/A

5 CTS N/A

6 DSR N/A

7 Sig Gnd Sig Gnd

8 DCD N/A

10 N/A N/A

12 N/A N/A

14 N/A T(+)

15 N/A N/A

16 N/A R(+)

19 N/A N/A

20 DTR N/A

21-25 N/A N/A

10 Compass S