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Universal PCI Board User’s Manual Pin Assignments

11-22

RS-422

RS-485 (4W)

RS-485 (2W)

2 RxD+(B) Data+(B)

3 TxD+(B) ---

7 GND GND

14 RxD-(A) Data-(A)

16 TxD-(A) ---

RJ45

The following accessories provide RJ45 serial connectors for your UPCI board:

Accessory Board Connector Serial Connectors

OPT8-RJ45 DB62 (female) 8×RJ45

The pin assignments for the RJ45 serial connector are shown below. Only RS-232 is supported. The

OPT8-RJ45 accessory should only be used with the CP-118U in RS-232 mode or with the CP-168U.

Pin RS-232

1 DSR

2 RTS

3 GND

4 TxD

5 RxD

6 DCD

7 CTS

8 DTR

1 2 ... 136 137 138 139 140 141

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Moxa CP-138U-I-T Bedienungsanleitung Seite 141