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Process Image
WAGO-I/O-SYSTEM 750
750-494 3-Phase Power Measurement Module
Manual
Version 1.2.0
5.5.5
Collection 022 – Harmonics Analysis L3
Wait to the end of build-up time!
The selected measured values of the collection are stable after approx. 1100 ms!
When switching to another harmonic (1 … 40) a build-up time of 1100 ms must
be considered for the new values!
Table 21: Measured Values of Collection 022 in the Process Image (PI)
Selection of measured value type:
MET_ID_1 Measured Value
Data
Type
PI
Scaling Factor PI
Update
Rate PI
[ms]
1A-
Variants
5A-
Variants
RMS current
001
Current L3
UInt32
0.0001A
0.0005A
260
RMS voltage
002
Voltage L3
UInt32
0.01V
0.01V
260
Distortion current
003
Current L3
UInt32
0.01%
0.01%
260
Distortion voltage
004
Voltage L3
UInt32
0.01%
0.01%
260
Selection of 3 harmonics:
MET_ID_2,
_3 and _4 Measured Value
Data
type
PI
Scaling factor PI
Update
Rate PI
[ms]
1A-
Variants
5A-
Variants
1st harmonic
100
1st harmonic (fundamental
component) L3
-depends on selected measured value
260
2nd to 41st harmonic
1 … 40
2nd … 41st harmonic L3
-depends on selected measured value
260