4 Maintenance
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ESR5-BWS-31-24VDC
11/23 MN049020EN Eaton.com
4 Maintenance
4.1 Maintenance
The device is maintenance-free within its permissible service life of 240
months.
If required, carry out proof tests within the specified proof test interval
Section , "Technical safety data", page41.
Depending on the application and the connected peripherals, check the
proper operation of the peripheral devices and of the safety chain on a regu-
lar basis.
4.1.1 Proof-Test
The functional test is used to test the device's safety function.
To verify the device's function, follow the steps below:
▶
Activate the safety function
by activating the corresponding protective device, e.g., the emergency
stop button.
▶
Check whether the safety function runs correctly
by switching the device back on with the sensor circuits.
If the ESR5-BWS-31-24VDC does not switch back on, the device has failed
the proof test. The device is considered defective.
.
￫
Observe the manufacturer specifications concerning mainte-
nance for the connected peripheral devices.
WARNING
LOSS OF FUNCTIONAL SAFETY AS A RESULT OF
MALFUNCTION
If the device fails the proof test, the device's proper operation is
no longer guaranteed.
Replace the device.
