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17.2 : Watchdog error (DRIVER)
Code
Meaning/Cause : a. Malfunction occurred in driver unit due to external noise.
Action
Dedicated output : *2
17.3 : Over current
Code
Meaning/Cause : a. Short in motor cable.
Action
Dedicated output : *2
17.4 : Over load
Code
Meaning/Cause : a. Robot drive section mechanically locked
Action
Dedicated output : *2
: &H1102
b. Controller is defective.
: 1. Turn the power on again.
2. Replace the controller.
: &H1103
b. Malfunction occurred in motor.
: 1. Replace the motor cable.
2. Replace the motor.
: &H1104
b. Motor current exceeded its rated value due to a motor
overload.
c. Motor acceleration is excessive.
d. System generation setting is wrong.
e. Motor cable wiring is broken or wiring is incorrect.
f. Electromagnetic brake for holding vertical axis is defective.
g. Wiring is incorrect or disconnected on electromagnetic
brake for holding the vertical axis.
h. SAFETY connector is not used correctly.
: 1. Perform robot service and maintenance.
2. Decrease load on motor.
3. Lower the motor acceleration.
4. Redo the system generation.
5. Wire the motor cable correctly
6. Replace the motor cable.
7. Replace the magnetic brake for holding the vertical axis.
8. Replace the ROB I/O cable.
9. Do not use DC 24V from SAFETY connector as power source
for external loads.
[17] Motor control errors
9-41
Chapter
9
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