Power Clamp Meter

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WM-01/03

TRMS Power Analyzer

Product Features
  • Easy plug-in and test
  • 4 LCD displays of W, PF/VA, V/KHz, A
  • True power/ watt, True RMS V, A
  • Auto range of W and V
  • AC/DC 200W/2000W auto range
  • Light and portable
  • Battery powered / AC adapter
  • Frequency measurement
  • Max Hold and Data Hold.
  • RS-232 computer interface
  • Ready_To_Use WindowTM Application Software
  • Software calculates the require capacitance to improve PF
  • Direct display of Power Factor (PF)
  • Datalogging of 1012 sets of records (WM-03)

    Applications:
  • Power device research and development
  • Production Q.C. (eg. Home appliance)
  • Field maintenance
  • Power distribution management
  • Education and experiment
TRMS Power Analyzer

 

 Electrical Specifications: (23±5)

 

Watt:(Auto Range, AC+DC, Crest Factor < 5) 

 

Range
Resolution
Accuracy
(40~1KHz)
Input
200
0.1W
0.9% of rdg ± 5dgts
0~300V, 0~20A,
40~ 1KHz, PF=0~1
2000
1W

 

 

 

Voltage:(True RMS, Auto Range, AC+DC, Crest Factor < 5) 

 

Range
Resolution
Accuracy
(0~5KHz)
Overload Protection
200
0.1V
0.5% of rdg ± 4dgts
1000VDC/750VAC
750
1V

 

 

 

Current: (True RMS, AC+DC, Crest Factor < 5)

 

Range
Resolution
Accuracy
(0~5KHz)
Overload Protection
2A
0.001A
0.5% of rdg ± 4dgts
20A, fused
20A
0.01A

 

 PF:(Direct Calculation from W, V, A)  PF = Watt / (V * A) 

 

Frequency: (Sensitivity 5V) 

 

Range
Resolution
Accuracy
40~ 20KHz
1Hz~10Hz
0.5% of rdg ±2dgts

 

 General Specifications: 

 

Memory Size: (for WM-03 only)

1012 x 4

Memory Type: (for WM-03 only)

Non-volatile

Memory Life: (for WM-03 only)

100,000 times of WRITE

Numerical Display:

3 1/2 digits LCD

Over Range Indication:

OL on LCD

Sampling Rate:

2.5 times/sec.

Power Source:

Eight 1.5V AA batteries

Power Consumption:

22 mA approx.

Operating Temperature:

0~40C

Operating Humidity:

Less than 80%

Dimension:

352(L)x300(W)x100(H)mm

13.9"(L) x 11.8"(W) x 3.9" (H)

Weight:

1.637 Kg (approx.)

3.6 lbs (approx.)

Accessories:

AC adapter x 1

Power cable x 1

Battery 1.5V x 8 (installed)

RS232 cable x 1

Users manual x 1

Software CD x 1

 

 

 

 

•Power device research and development

•Production Q.C. (eg. Home appliance) 

•Field maintenance

•Power distribution management

•Education and experiment