Clamp Meter

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PROVA-A1/PROVA-A3

DC/AC Clamp Meter

Product Features
  • Five kinds of Dual display:
    Hold + Average
    Max + Min
    ΔMax + ΔMin
    Peak Max + Peak Min
    Δ Peak Max + Δ Peak Min
  • With Backlight
  • Auto Range: V, A, Resistance, Capacitance and Temperature.
  • Auto-Power-off function (30 min)
  • Ideal for works in crowded switch box or cable areas
DC/AC Clamp Meter

Electrical Specifications: (23±5)

DC Current

Range Resolution Accuracy Overload Protection
60 A 10mA ±1.5%±2dgts   DC 400A
0-150 A 100mA ±1.5%±2dgts
150-300 A 100mA ±2.2%±2dgts
300-400 A 100mA ±4%±2dgts

DCA Peak MAX ±400A   Accuracy + (±2%±50dgts)

AC Current  (A1: True RMS, A3: Average Sensing)

Range Resolution Accuracy Overload Protection
50/60 Hz 40 - 500Hz
60A 10mA ±1.5%±3dgts ±2.0%±4dgts AC 400A
0-150A 100mA ±1.5%±3dgts ±2.0%±4dgts
150-300A 100mA ±2.2%±3dgts ±2.5%±4dgts
300-400A 100mA 4%±3dgts 5%±4dgts

ACA Peak MAX ±400A   Accuracy + (2%±50dgts)

LPF @1KHz -3db

DC Voltage  (Overload Protection 600V)

Range Resolution Accuracy Input Impedance
60V 10 mV ±1.5%±3dgts 10MΩ
600V 100 mV

DCV Peak MAX ±600V   Accuracy + (±2%±50dgts)

AC Voltage  (A1: True RMS, A3: Average Sensing) (Input Impedance 10 MΩ)

Range
Resolution
Accuracy
Overload Protection
50/60 Hz
40 - 1KHz
60V
10mV
±1.5%±5dgts
±2.0%±5dgts
AC 600V
600V
100mV

ACV Peak MAX ±850V   Accuracy + (±2%±50dgts)

LPF @1KHz -3db

 

Continuity  (Open voltage 0.4V, Overload protection AC 600V)

Range Resolution Accuracy Beeping
60-600Ω 0.1Ω ±1.0%±2dgts <30.0Ω (approx.)

 

Resistance (Ω (Open voltage 0.4V)

Range Resolution Accuracy Overload Protection
600Ω 0.1Ω

±1.5%±2dgts

AC 600V

6KΩ 1Ω
60KΩ 10Ω
600KΩ 100Ω

 

Frequency (auto range)

Range (Hz) Resolution (Hz) Accuracy Sensi-tivity OverloadProtection
4-99.99 0.01 ±0.5%±0.02 V:3V/10V  A:1A/5A AC 600V AC400A
100.0~999.9 0.1 ±0.5%±0.2 V:2V/10V  A:1A/5A
1.000K-9.999K
10 ±0.5%±20 V:2V/10V  A:1A/5A
10.00K-99.99K 1.2K ±0.5%±2.4K V:2V/10V  A:1A/5A
100.0K-200.0K 5K ±0.5%±10K V:2V/10V  A:1A/5A

 

Temperature  (for using K-Type thermocouples,  or )

Range Resolution Accuracy Overload Protection
-40 – 0  0.1  ±2.0%±2 
AC 300V
0 – 400  0.1  ±0.5%±2 
-40 – 32  0.1  ±2%±3.6 
32 – 752  0.1  ±0.5%±3.6

 

Diode Test

Range

Resolution

Accuracy

Overload Protection

0 – 1.999V

0.001V

±2.5%±5dgts

AC 600V

 

Capacitance

Range
Resolution
Accuracy
Overload Protection
600nF
0.1nF
±2.0%±0.2 nF
AC 600V
6μF
1nF
±2.0%±0.02μF
60μF
10nF
±2.0%±0.02μF
600μF
100nF
±2.0%±0.2μF
6000μF
1μF
±2.5%±5μF

 

General Specifications: Indoor Use

Conductor Size:         25mm max. (approx.)

Battery Type:           two 1.5V SUM-3

Display:                6000 counts

Range Selection:        Auto and Manual

Overload Indication:    OL

Power Consumption:      17 mA (approx.)

Low battery Indication: 

Sampling Time:          2 times/sec.

Auto-power-off:         30 minutes

Operating Temperature:  0C to 50C

Operating Humidity:     less than 85% relative

Altitude:               up to 2000M

Storage Temperature:    -20C to 60C

Storage Humidity:       less than 75% relative

Dimension:              190mm (L) x 66mm (W) x 36mm (H)

                        7.5" (L) x 2.6" (W) x 1.45" (H)

Weight:                 250g (battery included)

Accessories:            Carrying bag x 1

                        Users manual x 1

                        1.5V battery x 2

                        Test leads x 1 
                        K-type thermocoupl
es x 1 

                        Adapter (for Capacitance and K-type thermocouples) x 1

 

1.      Applications:
(1) Troubleshooting in

                        i.              Automotive Maintenance

                       ii.              electric vehicle

                     iii.              plant maintenance

                     iv.              HVAC

                      v.              telecom works

                     vi.              marine

                    vii.              motorcycle repairs

(2) DC charging current of batteries of electric vehicles.
(3) DC current consumption of DC motors of Drones.
(4) DC current output of solar panels.
(5) Measurements of voltage, current, and frequency of inverters (VFD).
(6) Temperature measurements of abnormal components.