- DeltaV Programmable Serial Interface Card User Manual

Powerful Solutions for Digital Plants
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6.2 RS-422/485 Pin Assignments for DeltaV PSIC
Terminal Number Signal Description
1 Port 1 - Isolated Ground (GND)
2 Port 1 Half Duplex Data+/Full
Duplex TXD+
3 Unused
4 Port 1 - Half Duplex Data -/ Full
Duplex TXD-
5 Unused
6 Port 1 - Full Duplex RXD+
7 Unused
8 Port 1 - Full Duplex RXD-
9 Port 2 - Isolated Ground (GND)
10 Port 2 - Half Duplex Data+ / Full
Duplex TXD+
11 Unused
12 Port 2 - Half Duplex Data-/ Full
Duplex TXD-
13 Unused
14 Port 2 - Full Duplex RXD+
15 Unused
16 Port 2 - Full Duplex RXD-