Supported Regional Settings, Data Types, and Date/Time Formats

Supported Regional Settings

Historian supports the following regional settings available in Control Panel:
  • Decimal symbol - one character
  • Digit grouping symbol
  • List separator - one character
  • Time style
  • Time separator
  • Short date style
  • Date separator

Supported Data Types

Data Type Size
Single Float 4 bytes
Double Float 8 bytes
Single Integer 2 bytes
Double Integer 4 bytes
Quad Integer 8 bytes
Unsigned Quad Integer 8 bytes
Unsigned Single Integer 2 bytes
Unsigned Double Integer 4 bytes
Byte 1 byte
Boolean 1 byte
Fixed String Configured by user.
Variable String No fixed size.
Binary Object No fixed size.

Historian does not support the use of the Binary Object data type with the Data Collectors. Refer to the SDK online Help for more information on working with BLOB data types.
Scaled 2 bytes

Supported Date Formats

Historian supports the following short date formats, some of which may not be available in certain language versions of Windows:
  • dd/mm/yy
  • dd/yy/mm
  • mm/dd/yy
  • mm/yy/dd
  • yy/dd/mm
  • yy/mm/dd

Avoid changing the time style or short date style in regional settings to values that are outside of the standard styles provided.