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

2

0.001A

0.5% of rdg ± 4dgts

20A, fused

20

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