Chapter 4 Maintenance; Daily Inspection; Periodic Inspection (Every Six Months); Inspection After Maintenance - Panasonic SQ4-C11 Instruction Manual

Controller for safety liquid leak sensor sq4-a series
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Maintenance

Chapter 4 Maintenance

<Reference>
Contact us if you are not sure about the corrective action.
device is operated in a failed condition without inspection, there may be a risk of
death or severe injury.
Check
column
There shall be no scratch, bend or breaking of wires.
Connectors shall be securely connected.
When the test input terminal T1-T2 is open, make sure that control outputs 1 / 2 (OSSD 1 / 2)
eliminate the cause and perform re-inspection.
device is operated in a failed condition without inspection, there may be a risk of
death or severe injury.
Check
column
The machine shall be designed not to prevent safety mechanism such as stop or emergency stop.
be performed.
Output from this device shall be correctly detected.
Wiring from this device shall be correctly performed.
The number of operation cycle (time) for a part that has a service life (relay, etc) shall be less than
the rated operation cycles (time).
Screws and connectors related to this device shall not be loose.

4-3 Inspection after Maintenance

1) When this device or sensor part is replaced
2) When an error is felt on operating condition of this device or sensor
3) When the location or installation environment of this device is changed
4) When wires or routing method of wires are changed
5) When FSD (Final Switching Device) parts are changed
6) When FSD (Final Switching Device) settings are change
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Chapter 5 Troubleshooting" and contact a professional engineer for the details.
Inspection items
Inspection items
."
MJE-SQ4C11 No. 0095-80V
" and

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