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DOK-CONTRL-S20*SYS*INS-AP02-EN-P
IndraControl S20 System and Installation
5.2.3
Input/output module (electronics module)
4
7
3
2
1
8
Fig. 5-5
Design of an input/output module (example: S20-DI-16/4)
1
Electronics module
2
Connector for connecting the I/O supply voltage (U
3
Function identification
4
Connectors for connecting the I/O
5
Diagnostics and status indicators
6
Locking latches of the I/O connectors
7
Base latch for latching to the DIN rail (2 x)
8
Device connector for connecting to the local bus via the bus base module (at
the bottom, not illustrated)
On the underside of the module, there is at least one FE spring for con-
necting the functional earth ground via the DIN rail. This is not shown
in
Fig.
5-5. It is illustrated in
Bosch Rexroth AG
Housing versions, design, and dimensions
5
4
6
7
I
Fig. 8-1 on page
25/122
, U
, U
, or U
)
O
IO
A
72.
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