PNOZ c2
Operating Manual PNOZ c2
22212-EN-04
7
Unit features
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Positive-guided relay outputs:
– 2 safety contacts (N/O), instantaneous
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1 semiconductor output (auxiliary output)
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Connection options for:
– Type 2 or Type 4 light guards
– safe sensors with semiconductor outputs (OSSD)
– Start button
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LED display for:
– Supply voltage
– Switch status channel 1
– Switch status channel 2
Safety features
The safety relay meets the following safety requirements:
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The circuit is redundant with built-in self-monitoring.
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The safety function remains effective in the case of a component failure.
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The correct opening and closing of the safety function relays is tested automatically in
each on-off cycle.
Block diagram/terminal configuration
14
S33
S35
S34
13
23
24
Y32
PNOZ c2
S22
S12
A2
A2
A2
A1
A1
A1
Power
Ch. 1
Ch. 2
t
D
12ms
* Insulation from non-marked area: Safe separation (overvoltage category III),
Insulation between relay contacts: basic insulation (overvoltage category III), safe separa-
tion (overvoltage category II)
