
A
Troubleshooting
A-51
17.800: Motor overload
Code
: &H0011 &H0320
Meaning/Cause
a. The robot drive section mechanically locked.
b. The motor current exceeded its rated value due to a motor overload.
c. The motor acceleration is excessive.
d. The system generation setting is incorrect.
e. The motor cable wiring is broken or wiring is incorrect.
f. The vertical axes electromagnetic brake is defective.
g. Wiring is incorrect or disconnected on the vertical axes electromagnetic brake.
h. The SAFETY connector is not used correctly.
Action
a. Perform robot service and maintenance.
b. Decrease the load on motor.
c. Lower the motor acceleration.
d. Redo the system generation.
e-1. Wire the motor cable correctly.
e-2. Replace the motor cable.
f. Replace the vertical axes electromagnetic brake.
g. Replace the ROB I/O cable.
h. Do not use 24 V DC from the SAFETY connector as power source for external loads.
17.801: Driver overload
Code
: &H0011 &H0321
Meaning/Cause
a. The robot drive section mechanically locked.
b. The motor current exceeded its rated value due to a motor overload.
c. The motor acceleration is excessive.
d. The system generation setting is incorrect.
e. The motor cable wiring is broken or wiring is incorrect.
f. The vertical axes electromagnetic brake is defective.
g. Wiring is incorrect or disconnected on the vertical axes electromagnetic brake.
h. The SAFETY connector is not used correctly.
Action
a. Perform robot service and maintenance.
b. Decrease the load on motor.
c. Lower the motor acceleration.
d. Redo the system generation.
e-1. Wire the motor cable correctly.
e-2. Replace the motor cable.
f. Replace the vertical axes electromagnetic brake.
g. Replace the ROB I/O cable.
h. Do not use 24 V DC from the SAFETY connector as power source for external loads.
17.802: Current limit error
Code
: &H0011 &H0322
Meaning/Cause
a. The robot drive section mechanically locked.
b. The system generation setting is wrong.
c. The motor cable wiring is broken or wiring is incorrect.
d. The vertical axes electromagnetic brake is defective.
e. Wiring is incorrect or disconnected on the vertical axes electromagnetic brake.
f. The SAFETY connector is not used correctly.
Action
a. Perform robot service and maintenance.
b. Redo the system generation.
c-1. Wire the motor cable correctly.
c-2. Replace the motor cable.
d. Replace the vertical axes electromagnetic brake.
e. Replace the ROB I/O cable.
f. Do not use 24 V DC from the SAFETY connector as power source for external loads.
17.900: AC power down
Code
: &H0011 &H0384
Meaning/Cause
a. AC supply voltage of control power supply dropped below 85% of rated voltage.
b. The power source has insufficient capacity.
Action
a-1. Check the AC supply voltage.
a-2, b-1. Check if the supply voltage drops during robot operation.
b-2. Lower the robot duty cycle.
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