Rockwell Automation 1756-HIST2G Historian ME 2.1 - Manual (Page 92)

F ACTORY T ALK H ISTORIAN ME M ODULE U SER ’ S G UIDE
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Selections include:

Int16 - used for points whose values are 16-bit integers.

Int32 - used for points whose values are 32-bit integers.

Float16 - used for points whose values are 16-bit floating point values.

Float32 - used for points whose values are 32-bit floating point values.

Float64 - used for points whose values are 64-bit floating point values.

String - used to store string data up to 1000 characters.

Digital - used for points whose value can only be one of several discrete states,
such as ON/OFF. Users may define the digital set contents.

Timestamp - used for points whose values are timestamps.

Scan Type - determines the scan type for the point.
Strings are not supported for high speed Data Collection.