YASKAWA S-V Series User Manual page 66

5 Parameter Setting and Functions
5.3.3 Servo Alarm Output Signal (ALM) and Alarm Code Output Signals (/ALO1, /ALO2, and /ALO3)
(3) Alarm Reset Method
If a servo alarm (ALM) occurs, first eliminate the cause of that alarm, then reset the alarm.
It is sometimes not possible to reset encoder-related alarms with the /ALM-RST signal. In such cases, shut off the control
power and then reset the alarm.
Type
Input
The setting of the /ALM-RST signal can be changed with the parameter below.
PnB52
5-8
Be sure to eliminate the cause of an alarm before resetting the alarm.
Resetting an alarm without eliminating its cause and then continuing operation may
result in damage to the product or fire.
Signal Name
Σ-V
/ALM-RST CN1-7
Parameter
0 Resets alarms by switching input signal from OFF (open) to ON
[Factory setting] (close).
Resets alarms by switching input signal from ON (close) to OFF
1
(open).
2
Does not reset alarms. (Signal is ignored.)
3
Pin No.
Large-
Capacity
Σ-V
CN1-41 Alarm reset
Meaning
Description
When Enabled
After restart