SCHUNK MEG 50 EC - Troubleshooting; Status LED flashing

Troubleshooting
03.00 | MEG 50 EC | Assembly and Operating Manual | en | 389201
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6 Troubleshooting
6.1 Status LED flashing
Status LED Possible cause Troubleshooting
LED on the controller does
not flash 6 times briefly
when switching on
No power supply • Check power supply on
the controller
• Repeated switching off
and on of the power
supply
LED on the controller does
not light up after the
process of switching on is
complete
No power supply • Check power supply on
the controller
LED on controller flashes
continuously (approx. once
per sec.)
• Gripper not connected
• Cable breakage
• Check connection of the
gripper to the controller
and correct if necessary
• Check the coil
resistances of the motor
cables to each other:
approx. 8.2 Ohm
LED on controller flashes
continuously (approx. once
every 2 sec.)
Excessive temperature on
the controller
• Lower gripping force set
value
• Provide sufficient cooling
for controller
LED on controller flashes
continuously (approx. once
every 4 sec.)
Under- or overvoltage • Check power supply on
the controller
LED on controller flashes
continuously (approx. 4
times every 1 sec.)
Overcurrent warning • Lower gripping force set
value
- Spindle / spindle nut
defective (overload)
• The gripper can only be
repaired at the factory!
- Fingers are mechanically
jammed
• Check whether the
adapter plate is stepped
(only in the case of
lateral attachment)