Modbus MicroMVL OPC Items
- Michael Standal
Standard Items
Protocol Items
Common Extended Items
See Common Modbus OPC Items. In addition to the common items, the Modbus MicroMVL protocol also has the following Extended items:
Modbus MicroMVL Extended Items
| Item | Data Type | Description |
|---|---|---|
LastDailyRecord | Date | Timestamp of the last daily record retrieved from meter number 1. |
MoveDaily | 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 | 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 | BOOL | Erase 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. |
ResetHourly | BOOL | Erase the hourly history retrieval pointer (and re-collect all hourly history during the next retrieval). |
RetrieveHistory | I2 | Retrieve enabled history. |
| TimeSync | I2 | Perform time synchronization. |
Related Topics:
Common Modbus OPC Item Conversion
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