YASKAWA SGM series User Manual page 421

Alarm Alarm Output
Display Display
Alarm Code Output
on
Digital Digital
ALO1 AL02
Operator
A.84 OFF OFF
A.85 OFF OFF
A.61 OFF OFF
A.C1 ON OFF
A.C2 ON OFF
A.C3 ON OFF
A.C4 ON OFF
A.F3 OFF ON
CPF00 Undefined
CPF01 Undefined
A.99 OFF OFF
OFF:
ON:
Alarm Name
ALM
Output Output
AL03
OFF OFF Absolute
encoder data
error
OFF OFF Absolute
encoder
overspeed
OFF OFF Reference
input read
error
ON OFF Servo overun
detected
ON OFF Encoder
output phase
error
ON OFF Encoder A-,
B-phase
disconnection
ON OFF Encoder
C-phase
disconnection
OFF OFF Power loss
error
Digital
operator
transmission
error 1
Digital
operator
transmission
error 2
OFF ON Not an error
Output transistor is OFF
Output transistor is ON
Meaning
Received absolute data is abnormal.
The motor was running at a speed
exceeding 400 r/min when the absolute
encoder was turned ON.
Servopack CPU failed to detect reference
input.
The servomotor (encoder) ran out of
control.
Phases A, B and C output by the encoder
are abnormal.
Wiring in encoder phase A or B is
disconnected.
Wiring in encoder phase C is
disconnected.
A power interruption exceeding one cycle
occurred in AC power supply.
Digital operator fails to communicate with
Servopack even five seconds after power
is turned ON.
Transmission error has occurred five
consecutive times.
Normal operation status
Remarks
For
absolute
encoder
only
For
absolute
encoder
only
For
speed/tor
que
control
E
These
alarms
are not
stored in
alarm l
traceback
memory.
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