YASKAWA SVC - ALM_MON (Monitor Alarms)

4.2 Motion Command Details
4.2.18 ALM_MON (Monitor Alarms)
4-80
4.2.18 ALM_MON (Monitor Alarms)
The ALM_MON command reads the alarm or warning that is current in the SERVOPACK and
stores it in the IW2D monitor parameter (SERVOPACK Alarm Code). You can use this
command to check all alarms that have occurred, even if multiple alarms occurred at the same
time.
Execution and Operating Procedures
1. Make sure that the following condition is met.
* Before you change to this command during the execution of another command, you must check whether
the command can be changed and how operation changes when the command is changed. Refer to the
following section for details on changing from another command.
4.4 Changing the Command on page 4-137
2. Set the OW4F setting parameter (SERVOPACK Alarm Monitor Number).
3. Set the OW08 setting parameter (Motion Commands) to 19 to execute the
ALM_MON motion command.
The alarm or warning that is current in the SERVOPACK is read, and is then stored in IW2D.
The IW08 monitor parameter (Motion Command Response Code) is 19 during execution of this
command.
During command processing, bit 0 (Command Execution Flag) in the IW09 monitor parameter
will change to 1 (Processing). When processing is completed, this bit will change to 0 (Completed).
4. Set OW08 to 0 to execute the NOP motion command.
This concludes the alarm monitor operation.
Holding and Canceling Commands
Bit 0 (Hold Command) and bit 1 (Cancel Command) in the OW09 setting parameter can-
not be used to stop the axis.
Related Parameters
The parameters that are related to this command are listed in the following table.
 Setting Parameters
No. Execution Condition Confirmation Method
1
Motion command execution for the target axis
must be completed.*
IW08 must be 0 and bit 0 in
IW09 must be 0.
Register
Address
Name Setting Details
OW
08 Motion Commands Set this parameter to 19 (ALM_MON) to execute the alarm monitor.
OW09
Bit 0
Hold Command This bit is ignored for the ALM_MON command.
OW
09
Bit 1
Cancel Command This bit is ignored for the ALM_MON command.
OW
4F
SERVOPACK Alarm
Monitor Number
Set the number of the alarm to monitor.