Front panel – Rockwell Automation 1785-Vx0B, D17856.5.9 PLC-5 VME VMEbus Programmable Controllers User Manual User Manual
Page 257
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Cable Connections
Appendix E
E-2
The channel 0 connector on the front panel is an RS-232C serial port. It is
a 25-pin D-shell connector whose pins are defined in the following table.
Pin
Signal
Pin
Signal
1
shield
13
ground
2
transmit data
14
ground
3
receive data
15
shield
4
request to send
16
no connect
5
clear to send
17
no connect
6
data set ready
18
ground
7
ground
19
ground
8
carrier detect
20
data terminal ready
9
ground
21
no connect
10
no connect
22
ground
11
no connect
23
ground
12
no connect
25
no connect
Front Panel
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