Rockwell Automation 5370 CVIM Communications Manual - Manual (Page 72)

Chapter 5
Using the RS–232 Ports
5–2
As shown in Figure 5.1, the RS–232 ports (A & B) are located on the I/O
Interface Boxes (Catalog No. 2801–N21, –N27). The I/O Interface Box is
connected to the MODULE I/O port on the front of the CVIM module. You
will need a communications cable to link your host device to the CVIM
module. Refer to Figure 5.2 for diagrams of host to I/O Interface Box
cabling.
Figure 5.1
RS–232 Equipment Connections.
1771
1771
A
However, if you are using the 2801-N27
I/O Interface Box with the CVIM Module Series A hardware
only RS-232 port A is active.
Equipment Connections