1
32 Input AC Block I/O Module
Cat. No. 1791-32A0 Series B
Installation
Mount the block I/O module in a vertical (recommended) or horizontal position.
Allow sufficient room around the block for cooling air to flow through the block
module. Refer to Figure 1.
Figure 1
Mounting Dimensions for the Block I/O Module
Cat. No. 1791–32A0 (PLC version shown)
2 mounting holes
for #8 screws
1
30
4.35
(110.5)
3.35
(85.1)
6.95
(176.5)
6.60
(167.6)
0.5
(12.7)
6.95H x 4.35W x 3.85D
(176.5H x 110.5W x 98D)
Inches
(Millimeters)
Equipment
Grounding Stud
CAUTION: When tightening grounding
stud nut, do not exceed 15 in-lbs.
Block
Operating temperature
in air gap below module
must not exceed 60
o
C
(140
o
F).
2.0 (50.8) air gap
on all 4 sides.
30
1
1791-32A0
120V ac INPUT
IN
IN
00
01
02
03
04
05
06
07
10
11
12
13
14
15
16
17
00
01
02
03
04
05
06
07
10
11
12
13
14
15
16
17
G
G+1
00
01
02
03
04
05
06
07
10
11
12
13
14
15
16
17
G
(G+1)
00
01
02
03
04
05
06
07
10
11
12
13
14
15
16
17
COMM
STATUS
RACK #
ALLENĆBRADLEY
Dimensions