YASKAWA SGDS Sigma III Series User Manual
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Contents
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6.3 Main Commands6-116.3.6 Read Alarm or Warning (ALM_RD: 05H)* Alarm occurrence history is saved on E2PROM, and will not be lost if power goes OFF.• Details of ALM_RD_MODByte ALM_RD DescriptionCommand Response1 05H 05H ProcessingclassificationsControl com-mand groupSynchronizationclassificationsAsynchronous2 ALARM Processing time Refer to• Details ofALM_RD_MODSubcommand Cannot be used3 STATUS • Reads the following alarm or warning status.- Current alarm/warning status- Alarm status history* (warning history is not preserved.)• The ALM_RD_MOD specifications are shown in the following table.• Alarm and warning codes are set in ALM_DATA from byte 6 in their order ofdetection, and 0 is set in the bytes that are blank in the table. Accordingly, thedata in byte 6 is for the latest alarm or warning codes.• A warning will occur and the command will be ignored in the following cases.- If a Digital Operator is connected: Command warning1 (A.95A)- If ALM_RD_MOD is not within range: Data setting warning2 (A.94B)45 ALM_RD_MODALM_RD_MOD6 ALM_DATA78910111213141516 WDT RWDTALM_RD_MOD Description ProcessingTime0 Read current alarm/warning status10 items max. (sixth to fifteenth byte)Within commu-nication cycle1Read alarm status history10 items max. (sixth to fifteenth byte)(Warning history is not preserved.)Within 60 ms2Gets the detailed information of current alarm or warn-ing one by one.Set the occurrence order from 0 (the latest) to 9 for thealarm index.Witin 12 ms3Gets the detailed information of alarm status history oneby one.Set the occurrence order from 0 (the latest) to 9 for thealarm index.Byte6 Alarm index0CommandAlarm indexAlarm codeResponse7-8Byte6 Alarm index0CommandAlarm indexAlarm codeResponse7-8 |
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