Wiring and block diagram of the DI 16 x DC 24 V
6)
9
V
9
V
9
V
9
V
/
/
/
9
0
0
① Channel number
② Group error display red (F LED)
③ Backplane bus interface
④ Wire-break detection
Wiring diagram for redundant sensor supply
The figure below shows how sensors can be additionally supplied with a redundant voltage
source using Vs.
/
/
9V
0
/
6KRUWFLUFXLWSURRI
GULYHU
'LJLWDOLQSXW
PRGXOH
7RWKHVHQVRUV
Figure 10-1 Wiring diagram for the redundant supply of sensors of the DI 16 x DC 24 V
ET 200PA SMART I/O modules
10.2 Digital input modules
ET 200PA SMART
Operating Instructions, 06/2019, A5E34192013-AB 131