Yaskawa MP2000 Series: Built-in SVB or SVB-01 Motion Module - Manual (Page 237)

6.2 Motion Command Details
6.2.20 Clear Alarm History (ALMHIST_CLR)
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6.2.20 Clear Alarm History (ALMHIST_CLR)
The ALMHIST_CLR command clears the alarm history in the SERVOPACK.
( 1 ) Executing/Operating Procedure
1. Check to see if all the following conditions are satisfied.
2.
Set OW 08 to 21 to execute the ALMHIST_CLR motion command.
The ALMHIST_CLR command will clear the alarm history stored in the SERVOPACK.
IW
08 will be 21 during command execution.
IW 09, bit 0 will turn ON during the command processing and will turn OFF when the command processing
has been completed.
3.
Set OW 08 to 0 to execute the NOP motion command and then clear the alarm history.
( 2 ) Holding and Aborting
The Holds a Command bit (OW 09, bit 0) and the Interrupt a Command bit (OW 09, bit 1) cannot be used.
( 3 ) Related Parameters
[ a ] Setting Parameters
[ b ] Monitoring Parameters
No. Execution Conditions Confirmation Method
1 Motion command execution has been completed. IW 08 is 0 and IW 09, bit 0 is OFF.
Parameter Name Setting
OW 08 Motion Command The alarm history is cleared when this parameter is set to 21.
OW 09
Bit 0
Holds a Command This parameter is ignored for ALMHIST_CLR command.
OW 09
Bit 1
Interrupt a Command This parameter is ignored for ALMHIST_CLR command.
Parameter Name Monitor Contents
IL 02 Warning Stores the most current warning.
IL 04 Alarm Stores the most current alarm.
IW 08
Motion Command
Response Code Indicates the motion command that is being executed.
The response code will be 21 during ALMHIST_CLR command execution.
IW 09
Bit 0
Command Execution
Flag Turns ON during ALMHIST_CLR command execution and turns OFF when execution
has been completed.
IW 09
Bit 1
Command Hold
Completed
Always OFF for ALMHIST_CLR command.
IW 09
Bit 3
Command Error
Completed Status Turns ON if an error occurs during ALMHIST_CLR command execution.
Turns OFF when another command is executed.
IW 09
Bit 8
Command Execution
Completed
Turns ON when ALMHIST_CLR command execution has been completed.