GE IC755CxW07CD SERIES, User Manual

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4.7.3.2 IC755CxSxxCDx Serial Port Details
For an IC755CxS12CDA serial
port, refer to
Appendix C IC755CxS12CDA
Serial Port Details
.
• Terminal blocks are supplied.
• The mating terminal blocks support stranded 30 to 14 AWG (0.05 to 2.00 mm 2 )
wires.
• At a minimum, the cable must be rated for 75°C (167 °F) or more.
• Secure the serial cable to the mating connector while noting signal orientation and
tighten the screw clamps.
• The torque for the attaching screws is 0.3 Nm (2.66 in-lb).
Connectors: Euro Terminal (Tyco Electronics 284539-5)
Mating Connectors: Tyco Electronics 284510-5
4.7.3.2.1 Serial Port COM1
Interface: RS-232
COM1 Pin Details
Pin # Signal Name Pin-out
1 TXD
5 1
2 RXD
3 RTS
4 CTS
5 SGND
4.7.3.2.2 Serial Port COM2
Interface: RS-232C/485 (default is RS-485 Half-duplex)
COM2 Pin Details
Pin #
RS–232 RS–485
Pin-out
Signal Name
Signal Name
(Full-duplex † )
Signal Name
(Half-duplex † )
1 TXD
TXD+
DATA+ ‡
5 1
2 RXD
TXD-
DATA- ‡
3 RTS RXD+
DATA+ ‡
4 CTS RXD- DATA- ‡
5 SGND SG SG
† Full-duplex RS–485 is backwards compatible to RS–422 mode.
‡ Pins 1-3 and 2-4 are connected internally.
Installation GFK-2847F User Manual 41
For public disclosure