Daily Inspection - Panasonic ST4 Instruction Manual

Maintenance

4.1 Daily Inspection

If an error (see "Troubleshooting" on page 79) occurs, report this to the maintenance staff in
charge. If the problem cannot be solved, please contact our office.
Please make a copy of this checklist, check each inspection item in the respective square, and
file the list for your records.
DANGER!
Be sure to inspect the following items prior to operation and
!
confirm that there is no error. Operating this device without
inspection or in an error condition can result in serious injury or
death.
Check list (Daily inspection)
Check column
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76
SEN TRONIC
AG
Produkte, Support und Service
Dangerous parts of the machine cannot be reached without passing through the sensing
area of this device.
Some part of operator's body remain in the sensing area when operation is done with
dangerous parts of the machine.
The calculated safety distance has been maintained or exceeded during installation.
There is no damage to the safety guard or protective structure.
There is no defect or damage in the wiring.
The corresponding connectors have been connected securely.
No dirt or scratches exist on the sensing surface.
The fault indicator (yellow) of ST4-C11 or the fault display (red) of ST4-C12EX are off.
The beam interruption indicators (red) on the emitter and receiver of ST4-A□ are off, and
the beam emission indicator (green) on the emitter of ST4-A□ as well as the stable incident
beam indicator (green) on the receiver of ST4-A□ light up when no object is present in the
sensing area. The control output (OSSD 1/2) is ON. At this time, the effect of external
noise can be inspected. If external noise effects operation, eliminate the cause and test
again for noise.
With the machine in the operating condition, the dangerous parts operate normally when
no object is present in the sensing area.
The dangerous parts stop immediately when the power supply of the sensor is turned
OFF.
The control output (OSSD 1/2) turns OFF when the emission halt input terminal (between
T1 and T2) of the controller is open. At this time, the effect of external noise can be
inspected. If external noise effects operation, eliminate the cause and test again for noise.
Be sure to check the operation of the muting function before using it. Furthermore, check
the condition of the muting lamp (cleanliness, brightness, etc.).
Rugghölzli 2
CH - 5453 Busslingen
Panasonic ST4 Instruction Manual
Inspection item
Tel. +41 (0)56 222 38 18
Fax +41 (0)56 222 10 12
mailbox@sentronic.com
www.sentronic.com