[SMB-66E]
- 72 -
LED
Display
ALARM
No.
Description
ALARM
Output
Remarks
6 Main power abnormal
Alarm 1
Alarm 2
A travel command is generated in the
low-voltage error state. A low-voltage
error is caused during travel.
The power is turned on in a state with
an over-voltage error.
An over-voltage error is caused during
operation.
7 Communication error Alarm 1
Data input error
Settings are not written in the
writing cycle.
An M-code is sent during operation.
The parameter number is not specified
in the parameter loading/writing cycle.
Other communication errors
8 Control PCB abnormal (Indefinite)
Hardware of CPU in th
faulty.
9
An emergency stop input has
been made.
Alarm 2
An emergency stop input has been
supplied when the servo-on-after-stop
parameter (PRM23) is set at "1."
An emergency stop input is supplied
when the servo-on-after-stop parameter
(PRM23) is set at "1."
An emergency stop input has been
supplied when the servo-off-after-stop
parameter (PRM23) is set at "3."
An emergency stop input is supplied
when the servo-off-after-stop parameter
(PRM23) is set at "3."
A Brake abnormal Alarm 2
A travel command is generated after a
brake command (M68) is executed.
A travel command is generated under
brake application with the I/O brake
release input turned off.
C Software limit over Alarm 2
PRM 8 and 9 settings are exceeded.
Or ±18 revolutions are exceeded.
Segment range error with PRM38
(direction of rotation at equal segment
designation) being "4"
E
Emergency stop by Teaching
Pendant
Alarm 2
An emergency stop is supplied from the
dialogue terminal.