Allen-Bradley 1398 ULTRA Plus Series - Page 104

Publication 1398-5.1 — January 2000
3-40 Wire the ULTRA Plus PDM Components
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Figure 3.24
Personal Computer RS-232 connections
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Connector Pin Signal Name
RS-232 RS-422
P6 Serial Port 2 1 No connection RXD+
2 RXD RXD-
3TXDTXD-
4 No connection TXD+
5 Common Common
6 Shield Shield
Personal Computer
Serial
Connector
9-pin
2 RXD
3 TXD
5 GND
ULTRA Plus
Serial Port (P6)
Connector
RXD- P6-2
TXD- P6-3
COM P6-5
Shield P6-6
Personal Computer
Serial
Connector
25-pin
2 TXD
3 RXD
7 GND
ULTRA Plus
Serial Port (P6)
Connector
RXD- P6-2
TXD- P6-3
COM P6-5
Shield P6-6