
PNOZ X4
Operating Manual PNOZ X4
19894-EN-07
13
Legend
}
S1/S2: E-STOP/safety gate switch
}
S3: Reset button
}
: Switch operated
}
: Gate open
}
: Gate closed
Operation
NOTICE
Check each safety function
– after initial commissioning and after each change of the machine/
plant
– for SIL CL 3/PL e at least 1x per month, for SIL CL 2/PL d at least 1x
per year
Follow the instructions below:
– Activate the safety function and check whether all the used safety
contacts open.
– Prepare for operation again and start the unit. All the used safety
contacts must be closed again.
The safety functions may only be checked by qualified personnel.
Status indicators
LEDs indicate the status and errors during operation:
LED on
POWER
Supply voltage is present.
CH.1
Safety contacts of channel 1 are closed.
CH.2
Safety contacts of channel 2 are closed.