PNOZ X7P
Operating Manual PNOZ X7P
21027-EN-05
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Types: AC/DC
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U
B
: 24 VAC/DC; Order no. 777059, 787059
*Insulation between the non-marked area and the relay contacts: Basic insulation (over-
voltage category III), Protective separation (overvoltage category II)
Function Description
The safety relay PNOZ X7P provides a safety-oriented interruption of a safety circuit. When
the supply voltage is applied via the E-STOP pushbutton, the “POWER” LED is lit. The unit
is ready for operation when the start circuit and feedback loop Y1-Y2 is closed.
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Input circuit is closed (e.g. E-STOP pushbutton not operated):
– The LED "CH. 1/2" lights.
– Safety contacts 13-14 and 23-24 are closed. The unit is active.
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Input circuit is opened (e.g. E-STOP pushbutton operated):
– The LED "CH. 1/2" goes out.
– Safety contacts 13-14 and 23-24 are redundantly opened.
Operating modes
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Single-channel operation: No redundancy in the input circuit, earth faults in the start
and input circuit are detected.
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Automatic start: Unit is active once the input circuit has been closed.
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Manual start: Unit is active once the input circuit and the start circuit are closed.
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Increase in the number of available contacts by connecting contact expander modules
or external contactors/relays.