Tektronix PA1000 单相功率分析仪

Voltage ranges: 1000 Vp, 500 Vp, 200 Vp 100 Vp, 50 Vp, 20 Vp, 10 Vp
Current ranges (20 A shunt): 100 Ap, 50 Ap, 20 Ap, 10 Ap, 5 Ap, 2 Ap, 1 Ap, 0.5 Ap, 0.2 Ap, 0.1 Ap
Current ranges (1 A shunt): 2.0 Ap, 1.0 Ap, 0.4 Ap, 0.2 Ap, 0.1 Ap, 0.04 Ap, 0.02 Ap, 0.01 Ap, 0.004 Ap, 0.002 Ap
Measurement accuracy - voltage  (45 Hz to 850 Hz) : ± 0.05% of Reading ± 0.05% of Range ± 0.05 V 
Measurement accuracy - current  (45 Hz to 850 Hz)  :  ± 0.05% of Reading ± 0.05% of Range ± (50 µV/Zext) 
Measurement accuracy - power: 
Watts accuracy :  ± 0.075% of Reading ± 0.075% of Range (PF=1)
VA accuracy:  ± 0.075% of Reading ± 0.075% of Range 
PF Accuracy:  Cos θ -cos [ θ± ( Vh1 ph.err± Ah1 ph.err)] ± 0.002
Measurement accuracy - harmonic magnitude and phase (typical) (10 Hz to 1 MHz): ± 0.02% of Reading ± 0.1% of Range ± (0.04*F)% of Reading ± 0.05 V 
Dimensions: 102 x 223  x 285  mm
Weight: 3,2kg
Include: Voltage lead,  Power Cord, USB host-to-device interface cable,  Documentation CD, Certificate of calibration

Datasheet

Specifications

All specifications apply to all models unless noted otherwise.

Voltage and current ranges

Voltage ranges

1000 V_peak, 500 V_peak, 200 V_peak, 100 V_peak, 50 V_peak, 20 V_peak, 10 V_peak

Current ranges (20 A shunt)

100 A_peak, 50 A_peak, 20 A_peak, 10 A_peak, 5 A_peak, 2 A_peak, 1 A_peak, 0.5 A_peak, 0.2 A_peak, 0.1 A_peak

Current ranges (1 A shunt)

2.0 A_peak, 1.0 A_peak, 0.4 A_peak, 0.2 A_peak, 0.1 A_peak, 0.04 A_peak, 0.02 A_peak, 0.01 A_peak, 0.004 A_peak, 0.002 A_peak

Measurement accuracy - voltage

Voltage accuracy, V_RMS (45 Hz to 850 Hz) ¹

± 0.05% of Reading ± 0.05% of Range ± 0.05 V

Voltage accuracy, V_RMS (10 Hz to 45 Hz, 850 Hz to 1 MHz, typical)

± 0.1% of Reading ± 0.1% of Range ± (0.02*F)% of Reading ± 0.05 V (typical)

Voltage accuracy, DC (typical)

± 0.1% of Reading ± 0.1% of Range ± 0.05 V

Effect of common mode (typical)

100 V, 100 kHz < 500 mV

Measurement accuracy - current

Current accuracy, A_RMS (45 Hz to 850 Hz) ¹

± 0.05% of Reading ± 0.05% of Range ± (50 µV/Z_ext)

Current accuracy, A_RMS (10 Hz to 45 Hz, 850 Hz to 1 MHz, typical)

± 0.1% of Reading ± 0.1% of Range ± (0.02*F)% of Reading ± (50 µV/Z_ext) (typical)

Current accuracy, DC (typical)

± 0.1% of Reading ± 0.1% of Range ± (100 µV/Z_ext)

Current - peak inrush accuracy (100 A_peak range)

2% of Range ± 20 mA

Effect of common mode (typical)

100 V, 100 kHz, 20 A shunt < 15 mA

100 V, 100 kHz, 1 A shunt < 500 μA

100 V, 100 kHz, external shunt < 40 mV

Measurement accuracy - frequency

Frequency (10 Hz to 20 kHz)

0.1% of Reading, with the peak of the signal extending 10% above and 10% below the DC level

Frequency (20 kHz to 1 MHz)

0.1% of Reading, with the peak of the signal extending 25% above and 25% below the DC level

Measurement accuracy - power

Watts accuracy ¹

± 0.075% of Reading ± 0.075% of Range (PF=1)

VA accuracy ¹

± 0.075% of Reading ± 0.075% of Range

VAR accuracy (typical)

PF Accuracy

Cos θ -cos [ θ± ( Vh1 _ph.err± Ah1 _ph.err)] ± 0.002 

Measurement accuracy - harmonic magnitude and phase (typical) ¹

Voltage harmonics magnitude (10 Hz to 1 MHz)

± 0.02% of Reading ± 0.1% of Range ± (0.04*F)% of Reading ± 0.05 V

Voltage harmonics phase

± 0.1 ± [ 0.01 * V_range / V_reading )] ± (0.2 / V_range) ± ( 0.005 *F )

Current harmonics magnitude (10 Hz to 1 MHz)

± 0.2% of Reading ± 0.1% of Range ± (0.04*F)% of Reading ± (50 µV /Z_ext)

Current harmonics phase

± 0.1 ± [0.01 * A_range / A_reading)] ± (0.002 / A_{range *} Z_ext)) ± (0.005 *F)

¹F is the frequency measured in kHz. In the case of harmonics, F is the harmonic frequency.

Z_ext is the shunt impedance and must be less than or equal to 10 ohms.

Specifications are valid only when applicable voltage and current inputs are >10% of range. The exception is harmonics where the specification is valid when the magnitude of the harmonic is >2% of range.

Measurement conditions during calibration: Instrument default settings unless otherwise stated, Sine waves applied to V and I inputs, 30 minute warm-up, Temperature 23 °C ±5 °C.

Physical characteristics