15
Instruction Manual
CVM-C4
=
(
)
=
(
)
(
)
=
× 100(%)
=
(
)
(
)
=
× 100(%)
(
)
=
× 100(%)
Equation 1: Voltage THD.
=
(
)
=
(
)
(
)
=
× 100(%)
(
)
=
× 100(%)
(
)
=
× 100(%)
(
)
=
× 100(%)
Equation 2: Current THD.
4.2.- DISPLAY
The device has a 3-line, 4-digit LCD display divided into 2 zones:
Data area
Units and
symbols
area
WA
Figure 10: Display CVM-C4.
The data area, which displays all the values measured by the device.
The units and symbols area, which displays the different statuses, units and device information
(Table 6).
Table 6: Display icons.
Icon Description Icon Description
Inductive
Configuration screen
Capacitive
RS-485 communications:
- Flashing: RS-485 communications OK
- Not flashing: RS-485 communications error
Indicates that the value is total for the Active Power, Reactive Power, Apparent Power
and Power Factor parameters.
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