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Chapter 2
Product Specifications
Backplanes
service
extension
20
Function
Backplanes are used to hold adapters, power supplies, and I/O modules. Fixed
slots are reserved on the backplane for adapters and power supplies. Slots for I/O
modules have equal status, meaning functions can be arranged side by side as
required.
Design and Dimensions
1719-A22
• Base backplane with slots for redundant adapters
• Slots for max. 22 single-width or 11 dual-width I/O modules
Dimensions of 1719-A22
1
2
3
4
5
6
7
8
9
10
11
12
1719-A8
• Base backplane
• Slots for max. 8 single-width or 4 dual-width I/O modules
Dimensions of 1719-A8
Rockwell Automation Publication 1719-UM001C-EN-E - August 2018
13
14
15
16
17
18
19
20
21
22
605
service
1
2
3
4
5
6
extension
275
S1
E-Stop
...
X3
redundan t
...
power
X2
...
power
X1
S1
E-Stop
...
X3
redundan t
power
...
X2
...
power
7
8
X1
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