PNOZ X7.1
Operating Manual PNOZ X7.1
21003-EN-06
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Unit features
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Positive-guided relay outputs:
– 1 safety contact (N/O), instantaneous
– 1 auxiliary contact (N/C), instantaneous
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Connection options for:
– E-STOP pushbuttons
– Start button
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LED display for:
– Supply voltage
– Switch status of the safety contacts
Safety features
The safety relay meets the following safety requirements:
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The circuit is internally redundant with built-in self-monitoring.
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The safety device remains effective in the case of a component failure.
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The correct opening and closing of the safety device relays is tested automatically in
each on-off cycle.
Block diagram/terminal configuration
13 21
14 22
*Insulation between the non-marked area and the relay contacts: Basic insulation (over-
voltage category III), Protective separation (overvoltage category II)
