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14.2.4.9. Hardware Over Travel Limit
[Output]
DRDY: Open
[TA]
F3 > Hardware Over Travel
[LED]
F3
[Motor Condition]
Servo Lock in one direction.
(The Motor will only rotate in the direction opposite to that of the
rotation limit.)
Table 14-18: Cause and Remedy: Software over travel
Cause
Remedy
(1) Motor activated travel limit switch.
•
Put back Motor position out of the range of hardware
over travel limit.
(2) Mistaken setting of input port polarity.
•
Confirm the parameter “AB.”
(3) Faulty travel limit switch or wiring.
•
Check the limit switch and wiring.
14.2.4.10. Emergency Stop
[Output]
DRDY: Closed
[TA]
F4 > Emergency Stop
[LED]
F4
[Motor Condition]
Servo Lock
Table 14-19: Cause and Remedy: Emergency stop
Cause
Remedy
(1) Mistaken setting of input port polarity.
•
Confirm the parameter “AB.”
(2) EMST is input. (A contact)
•
Clear EMST input after the Motor stops.
(3) EMST is OFF. (B contact)
•
Input EMST ON after the Motor stops.
(4) Faulty wiring.
•
Check wiring.
14.2.4.11. Program Error
[Output]
DRDY: Closed
[TA]
F5 > Program Error
[LED]
F5
[Motor Condition]
Servo Lock
Table 14-20: Cause and Remedy: Program error
Cause
Remedy
(1) A non-programmed channel is started.
•
Check the program.
•
Check wiring of PRG0~PRG5 input.
•
Confirm sequence.
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