Four Screw Terminals (Icdm-Rx/Tcp-2St/Rj45-Din); Serial Terminal (4) Connectors - Pepperl+Fuchs ICDM-RX/TCP-DB9/RJ45-PM Installation And Configuration Manual

ICDM-RX/TCP Installation and Configuration Guide

Four Screw Terminals (ICDM-RX/TCP-2ST/RJ45-DIN)

7.3. Four Screw Terminals (ICDM-RX/TCP-2ST/RJ45-DIN)
This subsection discusses the following topics for the ICDM-RX/TCP-2ST/RJ45-DIN with 4 serial screw
terminals.
• Serial Terminal (4) Connectors on Page 83
• Serial Terminal (4) Null-Modem Cables (RS-232) on Page 84
• Serial Terminal (4) Null-Modem Cables (RS-422) on Page 84
• Serial Terminal (4) Straight-Through Cables (RS-232/485) on Page 85
• Serial Terminal (4) Loopback Signals on Page 85
• Connecting Serial Devices on Page 85

7.3.1. Serial Terminal (4) Connectors

Use the following table or drawings for signal information. The signals for SERIAL2 are the same as SERIAL1.
RS-232
TxD RTS
† Ground must be connected to the appropriate signal ground terminal.
Signal
Ground
RS-232†
RS-422/RS-485
Full-Duplex
Half-Duplex
† RS-232 ground must be connected to the signal ground terminal.
RS-485 Full-Duplex
TxD-
RxD CTS
TxD+
RS-232: Connecting the Ground
Not connected
† Wire gauge: AWG 12-22
TxD
TxD-
RS-485
TRxD-
RS-422
RS-485 Half-Duplex
TRxD-
RxD-
RxD+
Signal
Chassis
Ground†
Ground†
Return†
RTS RxD
TxD+ RxD-
TRxD+
TRxD+
6-30VDC
Positive†
CTS
RxD+
83