Standard Items
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See Common Modbus OPC Items. In addition to the common items, the Modbus Prosoft protocol also has the following Extended items:
Modbus Prosoft Extended Items
| Item | Data Type | Description | |||
|---|---|---|---|---|---|
LastDailyRecord/n | Date | Timestamp Date and time of the last daily record retrieved from meter number 1.MoveDailythe RTU. Specify the run number 1 to 10 for ‘n’. | |||
LastEventRecord/n | Date | Date and time of the last event record retrieved from the RTU. Specify the run number 1 to 10 for ‘n’. | |||
LastHourlyRecord/n | Date | Date and time of the last hourly record retrieved from the RTU. Specify the run number 1 to 10 for ‘n’ | |||
MoveDaily/1 | I2 | Move the daily history retrieval pointer for meter run 1. Write a negative number to move the pointer back in time, a positive number to move the pointer forward in time. The written value represents the number of days to move. | |||
MoveHourly/1 | I2 | Move the hourly history retrieval pointer for meter run 1. Write a negative number to move the pointer back in time, a positive number to move the pointer forward in time. The written value represents the number of hours to move. | |||
| ResetAlarm ResetDaily/1 | BOOL Erase | ResetHourly | BOOL | Resets the Alarm history retrieval pointer for meter 1. | |
ResetDaily | BOOL | Erase the daily history retrieval pointer for meter 1. | |||
| ResetEvent | BOOL | Erase the event history retrieval pointer for meter 1. | |||
Erase the hourly history retrieval pointer (and re-collect all hourly history during the next retrieval)daily retrieval record position. Write a ‘True’ to this item to remove record position information. This will cause all daily records to be retrieved again. Specify the run number 1 to 10 for ‘n’. | |||||
ResetHourly/1 | BOOL | Resets the hourly retrieval record position. Write a ‘True’ to this item to remove record position information. This will cause all hourly records to be retrieved again. Specify the run number 1 to 10 for ‘n’. | |||
RetrieveHistory | I2 | Retrieve enabled history. | TimeSync | I2 | Perform time synchronization. |
Related Topics:
Common Modbus OPC Item Conversion
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