Yaskawa MP920 Motion Module - Manual (Page 358)

8 Troubleshooting
8.1.1 Description of Motion Alarms
8-2
8.1 Overview of Alarms
This section describes alarms that occur while using a Motion Module.
8.1.1 Description of Motion Alarms
Motion alarms in the MP920 are classified as alarms detected in motion programs and axis
alarms detected in SERVOPACK units.
The failure location can be determined and appropriate corrections can be taken simply by
checking the contents of the alarm output register set from the Define Group Window for
motion program alarms and the contents of monitor parameter: Alarms (IL††22) for axis
alarms.
„ Motion Alarms, Classification 1
The following section describes MP920 Motion Module alarm classifications.
Run Status (IW††00)
The run status setting error bit will turn ON if a setting in motion fixed or setting parameters
is not within the setting range.
With an SVA-01A/02A Module, the run status is also reported as an Error Count Error and a
Cumulative Motor Speed Receive Error.
Alarm (IL††22)
Alarms are reported for motion command used in Position Control Mode. Details of any
alarm is reported for each axis.
Program Alarm
The alarm output register for program alarms is specified from the Group Definition Win-
dow.
Details for program alarms are output to the alarm output register specified from the Group
Definition Window for any alarm that occurs while a motion program is being executed.
Module LED Indicator
The Module LED indicator displays the execute/error status of a Motion Module in a 7-seg-
ment LED indicator pattern.
„ Motion Alarms, Classification 2
Motion alarms are reported for the SVA-01A/02A, PO-01 and SVB-01.