Modbus MicroMVL Commands
Common Commands
See Device Object Common Commands for commands that are common to all device types.
Commands
Command | Description | Parameters |
|---|---|---|
Test Communication | When executed, ACM will poll a known OPC item from the device and wait for the response to see if the communication is good. | None |
Retrieve History | Requests the retrieval of history records (for all enabled meters). | None |
Reset Hourly Pointer | Clears the hourly history retrieval position so retrieval starts at the oldest record. | None |
Reset Daily Pointer | Clears the daily history retrieval position so retrieval starts at the oldest record. | None |
Reset Event Pointer | Clears the event history retrieval position so retrieval starts at the oldest record. | None |
Reset Alarm Pointer | Clears the alarm history retrieval position so retrieval starts at the oldest record. | None |
Move Hourly Pointer Back | Moves the saved hourly retrieval position to an older record date and time. | Record Count |
Move Daily Pointer Back | Moves the saved daily retrieval position to an older record date and time. | Record Count |
Time Sync | Causes a comparison of the date and time in the device to the host date and time. Once compared, the configured rules of the selected time sync object will be applied - including time zone and daylight saving options. | None |