3. Extreme limits of axis movements
4. Pressure switch for compressed air supply
5. Overload protection of the servo motor (in connection with upforming mechanism)
6. Supply voltage control
7. Operating temperature control for the NC control unit
8. Punch stripping control
9. Locking control of the auto-index system
10. Sheet distortion limit switch
2.5. Periodic inspection of safety devices
To ensure reliable and safe operation of the machine, periodic inspection of the machine's safety
devices must be performed. Carry out the inspections according to the following instructions.
WARNING
• TBy-passing a safety device is strictly forbidden.
• Repair any faults or defects detected during inspection imme-
diately, or contact Finn-Power service.
• The machine must not be used until all detected faults have
been repaired.
2.5.1. Safety light beams
Check the safety light beams once a day
Check the safety light beams (option) on the A and B sides as follows:
• Check that the safety light beam is mounted securely.
• Check that the safety light beam is undamaged.
• Check that the surfaces of the safety light beams are clean.
With the machine running, interrupt the light beam. When the light beam is interrupted, check that
1. the axis movements of the machine stop
2. blue indicator light lights up on the reset button of the A-side remote control panel
3. blue indicator light lights up on the B-side reset button
If the light beam is interrupted, the machine cannot be operated
in automatic mode.
User Guide - E5 Turret Punch Press
9 (46)
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