
Monitored Digital Input Modules
, Type F (T3411F, T3418F)
PD
-
6027
Mar
-
06
15
Figure
9
shows a single switch connected to a redundant
monitored input modules. This type of configurati
on uses a
line monitor device which contains two zener diodes, one in
series with the field switch and one in parallel with the field
switch.
Figure
9
. Line Monitoring, Single Switch Connected to
Redundant Modules.
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