Chapter 8 Alarm List
ASDA A2-E
Revision April, 2015
8-3
AL3E5
SYNC period error
(Servo Off)
Object 0x1006 data error. SYNC period
1006h value is invalid.
6040h fault reset
AL500
Safe torque off
(Servo Off)
The safety function (STO) is enabled.
STO_A and STO_B change state
simultaneously.
6040h fault reset
AL501
STO_A lost (Servo
Off)
STO_A is de-energized and STO_B is
energized. STO_A signal does not
synchronize with STO_B signal for more
than 1 second, please check wiring contact
or STO safety relay.
6040h fault reset
AL502
STO_B lost (Servo
Off)
STO_A is energized and STO_B is de-
energized. STO_A signal does not
synchronize with STO_B signal for more
than 1 second, please check wiring contact
or STO safety relay.
6040h fault reset
AL503
STO error (Servo
Off)
STO self-diagnostic error
6040h fault reset