9-11
IM CW120-E
Electric Energy Measurement
9
● Differences in Display Contents Depending on Wiring Method
Each time one of the
keys is pressed, the display contents
change sequentially as follows:
Screen
1
V1
A1
V1
V2
V1
V2
Screen
2
W
Var
A1
A2
V3
A1
Screen
3
PF
Hz
W
Var
A2
A3
Screen
4
Wh
TIME
PF
Hz
W
Var
Screen
5
Wh
TIME
PF
Hz
Screen
6
Wh
TIME
Displayed Item
Single-phase two wires (1∅2W)
Single-phase three wires (1∅3W)
Three-phase three wires (3∅3W)
Three-phase four wires (3∅4W)
Phase Wires
Display
Position
Upper row
Lower row
Upper row
Lower row
Upper row
Lower row
Name/Unit Appearing Next to Each Value
V1, V2, V3: Input rms voltages
A1, A2, A3: Input rms voltages corresponding to CH1, CH2, and CH3,
respectively
W: Active power (with minus sign in case of negative value)
Var: Reactive power (with minus sign in case of negative value)
PF: Power factor (with minus sign in case of negative value)
Hz: Frequency
Wh: Active electric energy
TIME: Elapsed time of integration
or
or
3∅4W
1∅3W or 3∅3W
1∅2W
Screen 1 Screen 2 Screen 3 Screen 4 Screen 5 Screen 6
9.3 Switching Display Contents
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