Modbus Block History Commands

Common Commands

See Device Object Common Commands for commands that are common to all device types.

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 all enabled archive record types (for all enabled meters).	None
Reset Daily Pointer	Clears the daily retrieval position so retrieval starts at the oldest record. Provide the meter number in parameter one, or leave blank for all meters.	Meter Number
Move Daily Pointer	Moves the saved daily retrieval position to an older record. Provide the meter number in parameter one, or leave blank for all meters. Enter the number of records to move back.	Meter Number Day Number
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