Serial Communication Port - GE IC754VSB06MTD Hardware User's Manual

Serial Communication Port

The QuickPanel View has one serial data communication port, COM1.
COM1- Serial
The COM1 port is a general purpose bidirectional serial data channel that
supports the EIA232C and EIA485 electrical standards. The COM1 port can be
accessed and configured:
as a direct or dial-up remote networking connection.
from a user-created application utility.
A connection can be configured to reside on a network supporting a TCP/IP
protocol.
A DB25S (female) connector, mounted on the bottom of the enclosure,
provides standard signals as described in the following table.
Note:
GFK-2327B
Pin 14 is fused with a field-replaceable, 1.0A fast-blow fuse.
Chapter 3 Detailed Operation
1 GND - Frame Ground
2 TX - (EIA232C)
3 RX - (EIA232C)
4 RTS - (EIA232C)
5 CTS -(EIA232C)
6 DSR - (EIA232C)
7 SG - Signal Ground
8 DCD - (EIA232C)
9 TRMRXB (EIA485)
10 RXA (EIA485)
11 TXA (EIA485)
12 n/c
13 n/c
3
14 VCC -5VDC, 0.5A
15 TXB (EIA485)
16 RXB (EIA485)
17 n/c
18 CSB (EIA485)
19 ERB (EIA485)
20 DTR (EIA232C)
21 CSA (EIA485)
22 ERA (EIA485)
23 n/c
24 n/c
25 n/c
3-15