Figure D-1 - Wiring Diagram For Active Current Output; Figure D-2 - Wiring Diagram For Passive Current Output; Table D-7 - Db-9 Male Rs-232 Connector (Back Of Cpu Module - GE Hydran 201 i Instruction Manual

Appendix D • Terminal Blocks and Connectors

Table D-7 - DB-9 Male RS-232 Connector (Back of CPU Module)

Terminal
2 RxD (receives data)
3 TxD (transmits data)
5 GND (signal ground)
1, 4, 6, 9 DCD, DTR, DSR and RI wired together
7, 8 RTS and CTS wired together
D-4

Figure D-1 - Wiring Diagram for Active Current Output

Figure D-2 - Wiring Diagram for Passive Current Output

Name Direction
To H201Ti
From H201Ti
Rev. 6, March 2011
Comments
The DB-9 connector is wired as in
a PC: Cross wires 2 and 3 when
connecting to a PC; do not cross
wires 2 and 3 when attaching a
modem. Only wires 2, 3 and 5 are
needed to communicate.
Part 17997