LS8930 Digital Three-Phase Power Analyzer

Specification:

Input Type
Voltage: Floating input, resistance division method
Current: Floating input, diversion method

Measuring Range LS8930
Voltage (1000V): 1000V, 600V, 300V, 150V, 60V, 30V
Current 50A: 50A, 20A, 10A, 5A, 2A, 1A
Current 5A: 5A, 2A, 1A, 0.5A, 0.2A, 0.1A

Input Resistance
The voltage input impedance is approximately 2MΩ, and the current input impedance is approximately 4mΩ at low range. The input impedance of the external sensor signal input terminal varies according to the input voltage, approximately 100kΩ at 10V and approximately 20kΩ at 2V.

Circuit Filter
500Hz, 5500Hz hardware filter.

Frequency Filter
500Hz, 5500Hz hardware filter.

AD Converter
The sampling period is approximately 10μS (speed 100k/S)
Accuracy: 16-bit resolution
Simultaneous conversion of voltage and current

Zero Calibration Method
The zero point is calibrated when the measurement mode is changed or each time the measurement mode is changed.

Range Switching
You can set the range according to the input unit. Unified range setting for all units.

Automatic Range Function
With automatic range function

Testable Parameters
Voltage: Urms: True RMS value, Umn: Rectified mean value calibrated to the RMS value, Udc: Simple mean value, Urmn: Rectified mean value, Uac: AC component
Current: Irms: True RMS value, Imn: Rectified mean value calibrated to the RMS value, Idc: Simple mean value, Irmn: Rectified mean value, Iac: AC component
Active power, apparent power, reactive power, power factor, phase difference, frequency, U+pk, U-pk, I+pk, I-pk, P+pk, P-pk, crest factor, WP, WP+, WP-, q, q+, q-.

Anti-Interference
Impact of anti-interference environment: Measurement input: within ±20% of the range

Working Power Supply
AC 85V~265V, 50/60Hz operation

Environmental Conditions
Temperature: (0～40)℃
Humidity: (20%～75%)RH
Air Pressure: (86～106)kPa

Power Consumption
<10VA

Dimensions
Maximum dimensions: width × height × depth (223.5 × 151.5 × 384mm)

Accuracy
Parameter Range Accuracy Remark
Voltage(V) Crest factor CF=3: 1000V DC±(reading0.1% +range … (truncated)