janitza UMG 503 - Data Tables and Formats; Table Overview; Data Format Descriptions

Page 74 = Key 1 = Key 2 = Key 3= Maximum or consumption = Minimum or supply.
Tables
Overview
Table 1a Measured values, floating point format
Table 1b Measured values, floating point format
Table 2 Energy, floating point format
Table 3a Time information for minimum and maximum values and system time
Table 3b Time information for minimum and maximum values and summer/winter changeover
Table 4 Averaging time of mean values
Table 5 Internal control word
Table 6a Measured values, integer format
Table 6b Mean values, integer format
Table 6c Maximum values, integer format
Table 6d Minimum values, integer format
Table 7 Energy, integer format
Table 8 Scale of measured values, which are retrieved in integer format.
Table 9 Inputs and outputs
Table 10 EMAX peak values
Data formats
The data are available in the following formats:
char : 1 Byte (0 .. 255)
word : 2 Byte (- 32 768 .. + 32 767)
long : 4 Byte (- 2 147 483 648 .. + 2 147 483 647)
float : 4 Byte (IEEE754)
double: 8 Byte (IEEE754)
The sequence of the bytes is high before low byte.