Model 2000 Flow Computer Instruction Manual
APPENDIX 4 CONNECTOR PIN IDENTIFICATION
Model 2000 issue 21 Page No
89
APPENDIX 4 External Connections
CONNECTOR PIN IDENTIFICATION FOR INPUT AND OUTPUT SIGNALS
SOCKET No SKT 1 RS232/RS485 SIGNALS COMMS PORT 1
9 Pin Female
D type Pin No. FUNCTION Signal Direction
1 not to be used
2 RS232 RxD
2000 ⇐ PC
3 RS232 TxD
2000 ⇒ PC
4 not to be used
5 RS232 0V Common
6 RS485 B
7 RS 232 RTS
2000 ⇒ PC
8 RS 232 CTS
2000 ⇐ PC
9 RS485 A
CONNECTOR PIN IDENTIFICATION FOR INPUT AND OUTPUT SIGNALS
SOCKET No SKT 2 RS232/RS485 SIGNALS COMMS PORT 2
9 Pin Female
D type Pin No. FUNCTION Signal Direction
1 not to be used
2 RS232 RxD
2000 ⇐ PC
3 RS232 TxD
2000 ⇒ PC
4 not to be used
5 RS232 0V Common
6 RS485 B
7 RS 232 RTS
2000 ⇒ PC
8 RS 232 CTS
2000 ⇐ PC
9 RS485 A
CONNECTOR PIN IDENTIFICATION FOR INPUT AND OUTPUT SIGNALS
SOCKET No SKT 3 RS232/RS485 SIGNALS COMMS PORT 3
9 Pin Female
D type Pin No. FUNCTION Signal Direction
1 not to be used
2 RS232 RxD
2000 ⇐ PC
3 RS232 TxD
2000 ⇒ PC
4 not to be used
5 RS232 0V Common
6 RS485 B
7 RS 232 RTS
2000 ⇒ PC
8 RS 232 CTS
2000 ⇐ PC
9 RS485 A
CONNECTOR PIN IDENTIFICATION FOR INPUT AND OUTPUT SIGNALS
SOCKET No SKT 4 RS232/RS485 SIGNALS COMMS PORT 4
9 Pin Female
D type Pin No. FUNCTION Signal Direction
1 not to be used
2 RS232 RxD
2000 ⇐ PC
3 RS232 TxD
2000 ⇒ PC
4 not to be used
5 RS232 0V Common
6 RS485 B
7 RS 232 RTS
2000 ⇒ PC
8 RS 232 CTS
2000 ⇐ PC
9 RS485 A