Maintenance And Repair - Pepperl+Fuchs SJ2-SN Manual

Functional Safety SJ2-SN, SJ3,5-S(1)N

Maintenance and Repair

6 Maintenance and Repair
Danger!
Danger to life from missing safety function
Changes to the device or a defect of the device can lead to device malfunction.
The function of the device and the safety function is no longer guaranteed.
Do not repair, modify, or manipulate the device.
Maintaining or Replacing the Device
In case of maintenance or replacement of the device, proceed as follows:
1.
Implement appropriate maintenance procedures for regular maintenance of the safety loop.
2.
While the device is maintained or replaced, the safety function does not work.
Exception: The safety function is still guaranteed if the device is operated in redundancy.
Take appropriate measures to protect personnel and equipment while the safety function
is not available.
Secure the application against accidental restart.
3.
Do not repair a defective device.
4.
If there is a defect, always replace the device with an original device.
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