Comtrol DeviceMaster PRO - Screw Terminal (8) Null-Modem Cables (RS-232); Screw Terminal (8) Null-Modem Cables (RS-422)

98 - Connecting Serial Devices DeviceMaster Installation and Configuration Guide: 2000594 Rev. F
Connecting Serial Devices
Screw Terminal (8) Null-Modem Cables (RS-232)
An RS-232 null-modem cable is required for connecting DTE devices.
Screw Terminal (8) Null-Modem Cables (RS-422)
An RS-422 null-modem cable is required for connecting DTE devices.
RS-232 Null-Modem Cable
CD DSR RI DTR RTSTxD RxD CTS
DCD DTR RI DSR CTSRxD TxD RTS
1496 837
820226 5324
DB9
DB25
2
CD DSR RI DTR RTSTxD RxD CTS
RxD+RxD- TxD- TxD+
8237
5324
DB9
DB25
RS-422 Null-Modem Cable