Data Transfer Options
These are the New value options available when writing source tag values to a destination tag using the Data Transfers module:
| Option | Description |
|---|---|
|
Most recent value |
Copy the current value of the tag |
|
Value and timestamp |
Copy recorded values including their source timestamp. |
|
Step integral |
Calculate the area under a graph of the recorded values by assuming that the value stays constant between readings as shown in this diagram:
|
|
Trapezoidal integral |
Calculate the area under a graph of the recorded values by assuming that the value changes linearly between readings as shown in this diagram: 
|
|
Sum of values |
Sum the recorded values. |
|
Average value |
Average the recorded values |
