Resetting Alarms; Displaying The Alarm History - YASKAWA E-7S SERVOPACK SGD7S Product Manual

15.2 Alarm Displays

15.2.4 Resetting Alarms

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.
Important
Resetting Using /ALM-RST (Alarm Reset) Signal
Type
Input
You can change the setting for the /ALM-RST signal with PnB52.
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.
Digital Operator
SigmaWin+
15-48
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.
Signal Name Connector Pin No.
/ALM-RST CN1-7
Parameter
0
Resets alarms by switching input signal from OFF (open) to
ON (closed).
(default setting)
Resets alarms by switching input signal from ON (closed) to
1
OFF (open).
2
Does not reset alarms. (Signal is ignored.)
3
Tool
FnB0D
Alarm − Display Alarm
Alarm reset
Meaning
Function
Description
Reference
Σ
-7-Series Digital Operator Operating Manual
(Manual No.: SIEP S800001 33)
on page 15-49
Operating Procedure
When Enabled
After restart