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8
Maintenance
Warning! The safety functions and the mechanics shall be tested regularly, at least once every year
to confirm that all the safety functions are working properly (EN 62061:2005).
Warning! In case of breakdown or damage to the product, contact ABB Jokab Safety. Do not try to
repair the product. It might accidentally cause permanent damage, impairing the safety of the
device and in turn lead to serious personnel injuries.
Troubleshooting
LED on Adam
Lights red
No light
Lights green (but no
OSSD output detected)
Lights green/red
(flashing)
Fast flashing red
Fast flashing green
2TLC172272M0201
Rev E
Expected causes of faults
Eva away from Adam
Metal between Adam and Eva
Loss of power supply
Defect signal input to unit
No input (Eva in position with
Adam)
Fail-safe mode
At end of detection distance
Corrective actions
Move Eva closer to Adam.
Remove the metal.
Check +24 VDC / 0 V power supply
Check the input or the unit before in the
safety circuit.
Check the unit before in the safety
circuit (make it active).
1.
Power cycle
2.
Erase and reteach code
3.
Replace unit
Move Eva closer to Adam.
22
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