15.2 Alarm Displays
15.2.4 Resetting Alarms
15-48
15.2.4
Resetting Alarms
If there is an ALM (Servo Alarm) signal, use one of the following methods to reset the alarm
after eliminating the cause of the alarm.
Resetting Using /ALM-RST (Alarm Reset) Signal
You can change the setting for the /ALM-RST signal with PnB52.
Resetting Alarms Using the Digital Operator
Press the
ALARM RESET
Key on the Digital Operator. Refer to the following manual for details
on resetting alarms.
Σ
-7-Series Digital Operator Operating Manual (Manual No.: SIEP S800001 33)
15.2.5
Displaying the Alarm History
The alarm history displays up to the last ten alarms that have occurred in the SERVOPACK.
Preparations
No preparations are required.
Applicable Tools
The following table lists the tools that you can use to display the alarm history and the applica-
ble tool functions.
Be sure to eliminate the cause of an alarm before you reset the alarm.
If you reset the alarm and continue operation without eliminating the cause of the alarm, it may
result in damage to the equipment or fire.
Type
Signal Name
Connector Pin No.
Description
Input
/ALM-RST
CN1-7
Alarm reset
Parameter
Meaning
When Enabled
PnB52
0
(default setting)
Resets alarms by switching input signal from OFF (open) to
ON (closed).
After restart
1
Resets alarms by switching input signal from ON (closed) to
OFF (open).
2
Does not reset alarms. (Signal is ignored.)
3
Important
Tool
Function
Reference
Digital Operator
FnB0D
Σ
-7-Series Digital Operator Operating Manual
(Manual No.: SIEP S800001 33)
S
Alarm
−
Display Alarm