36
37
Gener
al
3 positions
5 positions
Gener
al
Gener
al
3 positions
5 positions
Gener
al
Alarm indication and remedy
Perform the following remedy when an alarm comes out.
Point
Display
Content
Disposition
Emergency stop
Emergency stop input is
opened or power supply
for signal is cut off.
Confirm the power supply
for signal is energized and
release emergency stop
input.
3 positions : See the circuit on page 13.
5 positions : See the circuit on page 25.
Abnormal external
output
Abnormal external output.
Alarm signal is not out-
put.
[Common power supply]
Turn off power supply
once to check the wiring
condition of load and mod-
ify it if necessary. Then
reapply the power supply.
3 positions : See the circuit on page 13.
5 positions : See the circuit on page 25.
[Independent power supply]
Turn off power supply for
signal once to check the
wiring condition of load
and modify it if necessary.
Then reapply the power
supply and push MIDDLE
button.
3 positions : See the circuit on page 13.
5 positions : See the circuit on page 25.
Common Functions (continue)
Abnormal power
supply
Power supply voltage is
excessive or lower than
limit for operation.
Check the voltage and
adjust it if necessary and
then perform alarm reset.
Point
Display
Content
Disposition
Abnormal
temperature
Internal temperature of
controller becomes exces-
sive.
Decrease ambient temper-
ature of the actuator and
then perform alarm reset.
Abnormal drive
Max. output is continued
for prolonged period.
Check the weight of work
and foreign material
attached to actuating part
and then perform alarm
reset.
Tuming off
Ligting
blink
Abnormal stroke
The motor is revolving at
excessive speed or stops
before target stroke is
achieved.
I f f o r e i g n m a t e r i a l i s
f o u n d , r e m o v e i t a n d
then perform alarm reset.
Abnormality of
motor
The motor does not revo-
lute properly or over cur-
rent is detected.
Perform alarm reset.
When controller separate
type is used, check con-
nected part between
motor and controller after
turning off the power sup-
ply.
Readjust stroke adjust-
i n g u n i t t o t h e g i v e n
s t r o k e a n d p e r f o r m
s t r o k e l e a r n i n g a g a i n
a f t e r t u r n i n g o f f t h e
power supply. Note 1)
When controller separate
type is used, check con-
nected part between
motor and controller after
turning off the power sup-
ply.
Note 1): The product is in the condition same as after stoke learning is completed. The actuator does not
return to original position by the first input of drive command.
•If the error can not be released, turn off power supply, stop use of the product and contact SMC sales
responsibility.
Abnormality of
controller
CPU is running way out of
control or the content of
memory is abnormal.
Turn off power supply
once and then turn it on
again.
Abnormality of
setting value
Setting switch of speed
and acceleration is
changed under locked
condition.
Return setting value of
speed and acceleration to
the one at the lock condi-
tion (See page 35 Lock
function).
Alarm signal is not out-
put.
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