Varec TankGate Interface 8315 Series User Manual

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8300
8315 L&J Tankway Software Description
Note!
ViewRTU inserts default values for the Config parameters when the point is first 
defined. It is usually only necessary to fill in a few configuration parameters, such as 
channel numbers, to configure references and to configure links to other points. 
4.3.2.2
Parameter Data Formats
Data is stored in the TankGate as one of the following formats:
4.3.2.3
Common Parameters
The following parameters are found in almost all point types. These parameters are 
described below:
Data Format
Description
Byte
8-bit value (-127 to 128)
Unsigned Byte
8-bit value (0 to 255)
Coded
Unsigned Integer representing a digital state such as ‘On,’ 
‘Off,’ ‘Open,’ ‘Closed,’ etc.
Integer
16-bit value (-32766 to 32767)
Unsigned Integer
16-bit value (0 to 65535)
IEEE floating point
32-bit value with mantissa and exponent
Time
Unsigned Long Integer representing the number of 
milliseconds since Jan. 1, 1970.
Tag
ASCII character strings, variable in length. Used for Tag and 
Description parameters
Point Reference
Reference to a point parameter. Format is 
TYPE.NUMBER.PARAM where
TYPE is AI, DI, DO, etc.
NUMBER is point number, 0-255
PARAM is the parameter of interest, such as Value or 
Command.
example: AI.00.Value
Unsigned Long Integer
32-bit value (0 to 4,294,967,295)
Pointer
32-bit value representing a pointer to another parameter or 
memory location.
Long Integer
32-bit value
Integer (Hex format)
Integer in Hex (0x0000 to 0xFFFF)
Time HH:MM:SS
Unsigned Long Integer representing the number of 
milliseconds since midnight.
Time MM/DD/YY
Unsigned Long Integer representing the number of 
milliseconds since Jan. 1, 1970.
Unsigned Long Integer (Hex 
format) 
Unsigned Long Integer in Hex (0x00000000 to 0xFFFFFFFF)