Hioki 3169-20 Instruction Manual page 20

12
Measurement values
• To ensure measurements are precise, warm up the device for
• This device is designed to measure commercial power lines
• This device cannot measure power lines with superposed
• This device uses algorithms to measure values for input volt-
• The voltage and current measurements will be reduced to zero
at least 30 minutes after plugging it in.
with a frequency of 50 or 60 Hz. It cannot measure power lines
of other frequencies or power lines where the waveforms are
controlled using an inverter.
direct current.
age and current waveforms using (see the specifications). On
devices using different operation principles or algorithms differ,
differences in measurement values may result.
when inputs are less than 0.4% of the measurement range.
When the voltage or current is zero, the active power, reactive
power, and apparent power measurements will be reduced to
zero and the power factor will be treated as invalid data.