Pepperl+Fuchs HiC283 Series, Manual

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Functional Safety HiC283*
Planning
3.3 Safety Function and Safe State
Safe State
The safe state of output I and output II is the high impedance state or the fault state.
Safety Function
HiC2831*
HiC2832*
Switch Position Function
Output I and output II
S1
II Normal mode of
operation
If a low current is present at input I,
output I and output II are high impedant
(safe state).
S1 I Inverse mode of
operation
If a high current is present at input I,
output I and output II are high impedant
(safe state).
Table 3.1 Switch settings HiC2831*
Switch Position Function
Channel I
S1
II Normal mode of
operation
If a low current is present at input I,
output I is high impedant (safe state).
S1 I Inverse mode of
operation
If a high current is present at input I,
output I is high impedant (safe state).
Channel II
S3
II Normal mode of
operation
If a low current is present at input II,
output II is high impedant (safe state).
S3 I Inverse mode of
operation
If a high current is present at input II,
output II is high impedant (safe state).
Table 3.2 Switch settings HiC2832*