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● Periodic inspection (Every six months)
Be sure to inspect the following items every six months and confirm that there is no error.
Operating this device without inspection or in an error condition can result in death or seri-
ous injury.
Check list (Periodic inspection)
Check column
□
The structure of the machine does not obstruct any safety mechanism for stopping operation.
□
No modification has been made in the machine controls which obstructs the safety mechanisms.
□
The output of this device is correctly detected.
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The wiring from his device is correct.
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The overall response ime of the complete machine is equal or less than the calculated value.
The actual number of operation cycle (time) of the limited lifetime parts (relay, etc ) is less than heir
□
rated operation cycles ( ime).
□
No screws or connectors of his device are loose.
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No extraneous light source or reflec ive object has been added near this device.
● Inspection after maintenance
1) When any parts of this device are replaced.
2) When some abnormality is felt during operation.
3) When beam-axis alignment of the emitter and receiver is done.
4) When the device installation place or environment is changed.
5) When the wiring method or wiring layout is changed.
6) When FSD (Final Switching Device) parts are replaced.
7) When FSD (Final Switching Device) setting is changed.
WARNING
Inspection item
47
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