Hioki PD3259-50, Instruction Manual

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Input Specifications / Measurement Specifications
Accuracy specifications
Accuracy guarantee
conditions
Accuracy guarantee period: 1 year
Accuracy guarantee period after adjustment made
by Hioki: 1 year
Accuracy guarantee temperature and humidity
range: 23°C ±5°C (73°F ±9°F), 80% RH or less
Warm-up time: 10 s at a maximum
Number of voltage sensor’s clip open/close cycles:
8000 or less
Line-to-line voltage
measurement
accuracy
±2.0% rdg ±8 dgt (accuracy guaranteed for 1 year)
±3.0% rdg ±8 dgt (accuracy guaranteed for 3 years;
value for reference purposes)
Frequency
measurement
accuracy
±0.5% rdg ±1 dgt
Effects of external
magnetic fields
Within ±6.0 V in 400 A/m AC (50 Hz/60 Hz) field
Effects of nearby
wires
Add ±4.0 V to measured voltage values.
(Assuming an adjacent wire with a potential
difference of 400 V AC is placed in contact with the
voltage sensor’s clip.)
Temperature
coefficient
±0.4 V/°C
(at temperatures outside a range of 23°C ±5°C)
Effects of humidity Add ±4.0 V to measured voltage values.
(When measuring insulated cables at a humidity
range of 70% RH to 80% RH)
Line-to-line voltage
phase difference
drift
±5.0°
HIOKI PD3259C961-00