HART measured value in IEEE format (byte x up to byte x+3)
Below you see the representation of a HART measured value in IEEE format and the
conversion of an IEEE word into a decimal value.
[
[
%
)
+
G
[[
6
6
%\WH[
%\WH[%\WH[
%\WH[%\WH[
%\WH[
%\WH[
%\WH[
%\WH[
%\WH[
6 VLJQ
([SRQHQW
([SRQHQW
0DQWLVVD
0DQWLVVD
0DQWLVVD
0DQWLVVDZLWKELW
0HDVXUHGYDOXH
6
[
H[SRQHQW
[PDQWLVVDZLWKELW
0HDVXUHGYDOXH
0HDVXUHGYDOXH
0HDVXUHGYDOXH
([DPSOH&RQYHUVLRQRIDQ,(((YDOXHWRGHFLPDOYDOXH
%\WH[
%\WH[
Figure 13-11
IEEE754 format
Analog electronic modules
13.10 Basics of HART
ET 200iSP
314
Operating Instructions, 11/2017, A5E00247483-07