Leakage Current Tester Archives - rapid-tech

PROVA 11 Pro True RMS AC/DC mA Clamp Meter – Super High Resolution with Backlight and Auto-Power-Off – 200.0A Max DC Capability

Sam Hewa — Mon, 01 Apr 2024 23:48:35 +0000

Introducing the PROVA 11 Pro AC/DC mA Clamp Meter (True RMS) – the ultimate instrument for professionals who demand precision and reliability in electrical measurements. This state-of-the-art clamp meter is engineered to provide you with super high resolution, featuring DC at 1mA and AC at 0.1mA, making it perfect for precise current measurement tasks. With a maximum DC current capability of 200.0A and a jaw diameter of 23mm, the PROVA 11 Pro is versatile enough to handle a wide array of applications.

Equipped with a one-touch zero for DCA adjustment, an auto-power-off feature to conserve energy, and a backlight for easy reading in low light conditions, the PROVA 11 Pro ensures convenience and efficiency. Its True RMS capability for AC current and voltage measurement, along with a large 3 5/6 digits LCD (6000 counts), and fast bargraph display, makes it superior for professionals who require accurate and quick feedback during their electrical testing and observations.

Key Features:

Super High Resolution: DC 1mA, AC 0.1mA for detailed and accurate measurements.
Maximum Range: Capable of handling up to 200.0A of DC current.
User-Friendly Design: Features such as one-touch zero, auto-power-off, and a backlight for optimal usability.
True RMS: Offers accurate AC current/voltage measurements, accounting for variable loads.
Advanced Display: Large 3 5/6 digits LCD (6000 counts) and fast bargraph for immediate feedback.

Comparison with PROVA 11

When compared to its predecessor, the PROVA 11, the PROVA 11 Pro offers enhanced functionalities including a Dual Range up to 200A DC and a better Display with Backlight. It also boasts superior accuracy with ±1.5%+3dgts for DC mA and ±1.0%+3dgts for DC A, compared to the PROVA 11’s accuracy of ±2.0%+3dgts for both DC mA and DC A. Additionally, the PROVA 11 Pro supports higher voltage measurements up to 600.0V for both DCV and ACV, making it a more versatile tool for professionals.

Whether you’re an electrician, technician, or engineer, the PROVA 11 Pro AC/DC mA Clamp Meter (True RMS) is designed to meet your needs for precise, reliable, and efficient electrical measurements. Upgrade your toolkit with the PROVA 11 Pro today and experience enhanced performance and convenience in all your electrical diagnostic tasks.

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PROVA A11 AC/DC mA Clamp Meter

Mike — Sun, 30 Jun 2019 10:30:10 +0000

PROVA A11 AC/DC mA Clamp Meter

CAT IV 300V Safety Rating
Auto and Manual ranges for AC mA, AC/DC V, Resistance and Capacitance.
One Touch Zero for DCA adjustment.
Very high resolution DC 1mA, AC 0.1mA.
AC/DC (mA, A) current measurement: 6A / 60A.
AC/DC (V) voltage measurement: 60V / 600V.
AC current measurement: TRMS.
Resistance, Continuity, Capacitance, Diode and Temperature (℃/℉) measurement.
Voltage/Current Peak value measurement.
6000 Count Display
25mm large jaw diameter.
Auto-power-off function (30 min.) and Backlight.
Delta ( ) functions w.r.t. hold value.
Dual display: Hold + Ave, Max + Min, Max + Min.
Dual display (peak hold): Hold + Ave, Peak Max + Peak Min, Peak Max + Peak Min.\ Low Pass Filter (LPF, 1KHz, -3dB) (e.g. for VFD measurement)
600V overload protection for Resistance and Capacitance measurement.
Ideal for works in crowded switch box or cable areas.

PROVA A11 General Specifications:

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.)
Sampling Time: 2 times/sec.
Auto-power-off: 30 minutes
Operating Temperature: 0°C to 50°C
Operating Humidity: less than 85% relative
Altitude: up to 2000M
Storage Temperature: -20C to 60C
Storage Humidity: less than 75% relative
Dimension: 190mm (L) x 66mm (W) x 36mm (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 thermocouples x 1
Adapter (for Capacitance and K-type thermocouples) x 1

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PROVA 23 Power Harmonics and Leakage Clamp Meter

Mike — Fri, 23 Nov 2018 01:22:28 +0000

PROVA 23 Power Harmonics and Leakage Clamp Meter Features:

True RMS value (V and A)
Leakage Current Measurement at 10 μ A Resolution
Harmonic Analysis (V and A) to the 99 th Order
High Frequency Harmonic Analysis (up to 5/6 KHz)
Non-interrupted Harmonic Analysis
Analysis of Total Harmonic Distortion (THD-F)
Analysis of Crest Factor (C.F.)
Fast Peak Function (33 μ s and 39 μ s)
Programmable CT Ratio (1 to 250)
100A

Measur

es:

W, KW, H.P.
VA, KVA, VAR, KVAR
PF, Phase Angle ( Φ )
Energy (mWH, WH, KWH)
Analysis of Standby Power Consumption
Balanced 3 Φ Power Quality

PROVA 23 Power Harmonics and Leakage Clamp Meter Specifications:

AC Watts:

(50 or 60 Hz, PF 0.6~1, CT=1, Voltage is greater than AC 4V, Current is greater than AC 1mA for mA range & Current is greater than AC 0.04A for A range.Specification applies to continuous waveforms)
Range (0 to 60A)	Resolution	Accuracy of Readings
0.050 – 9.999 W	0.001W	±2% ± 0.025W
10.00 – 99.99 W	0.01W	±2% ± 0.25W
100.0 – 999.9 W	0.1W	±2% ± 2.5W
1.000 – 9.999 KW	0.001 KW	±2% ± 0.025KW
10.00 – 99.99 KW	0.01 KW	±2% ± 0.25KW
100.0 – 999.9 KW	0.1 KW	±2% ± 2.5KW
1000 – 9999 KW	1 KW	±2% ± 25KW
Range (60 – 100A)	Resolution	Accuracy
0.050 – 9.999 W	0.001W	±2% of VA ± 5dgts
10.00 – 99.99 W	0.01W	±2% of VA ± 5dgts
100.0 – 999.9 W	0.1W	±2% of VA ± 5dgts
1.000 – 9.999 KW	0.001 KW	±2% of VA ± 5dgts
10.00 – 99.99 KW	0.01 KW	±2% of VA± 5dgts
100.0 – 999.9 KW	0.1 KW	±2%of VA ± 5dgts
1000 – 9999 KW	1 KW	±2% of VA ± 5dgts

AC VOLTS:

(Auto Range, True RMS, Crest Factor<4, Input Impedance 10 MΩ, Max. peak value 860VDC & Overload Protection AC 800V)
Range	Resolution	Accuracy of Readings (50/60Hz)
5V – 250 V	0.1 V	±0.5% ± 5dgts
250 V – 600 V	0.1 V	±0.5% ± 5dgts
Range	Resolution	Accuracy of Readings (45-1KHz)
5V – 250 V	0.1 V	±1.5% ± 5dgts
250 V – 600 V	0.1 V	±1.5% ± 5dgts

AC CURRENT:

(Auto Range, True RMS, Crest Factor<4, CT=1, Max. peak values 880mADC for mA range,
73.5ADC for A range, Overload Protection AC 600A)
Range	Resolution	Accuracy of Readings (50/60Hz)
0.5 – 60mA	0.01mA	±0.5% ± 5dgts
60 – 100mA	0.01mA	±0.5% ± 50dgts
100 – 600 mA	0.1 mA	±0.5% ± 5dgts
0.05 – 3 A	0.001 A	±0.5% ± 5dgts
3 – 30 A	0.01 A	±0.5% ± 5dgts
30 – 90 A	0.01 A	±1.0% ± 5dgts
Range	Resolution	Accuracy of Readings (45-1KHz)
0.5 – 60mA	0.01mA	±1.5% ± 5dgts
60 – 100mA	0.01mA	±1.5% ± 50dgts
100 – 600 mA	0.1 mA	±1.5% ± 5dgts
0.05 – 3 A	0.001 A	±1.5% ± 5dgts
3 – 30 A	0.01 A	±1.5% ± 5dgts
30 – 90 A	0.01 A	±1.5% ± 5dgts

HARMONICS:

Harmonics of AC Voltage in Percentage (1 to 99^th order, minimum voltage at 50 or 60Hz is greater
than AC 80V. If the voltage is 0 at 50 or 60 Hz, all the percentage (%) display is 0.)
Range	Resolution	Accuracy
1 – 10^th	0.1 %	±0.7% of reading ±1%
11 – 20^th	0.1 %	±2% of reading ±1%
21 – 50^th (A range)	0.1 %	±5% of reading ±1%
21 – 50^th (mA range)	0.1 %	±10% of reading ±1%
51 – 99^th	0.1 %	±35% of reading ±1%
Harmonics of AC Voltage in Magnitude (1 to 99^th order, minimum voltage at 50 or 60 Hz is
greater than AC 80V)
Range	Resolution	Accuracy
1 – 10^th	0.1 V	±0.7% of reading ±7dgts
11 – 20^th	0.1 V	±2% of reading ±7dgts
21 – 50^th (A range)	0.1 V	±5% of reading ±7dgts
21 – 50^th (mA range)	0.1 V	±10% of reading ±7dgts
51 – 99^th	0.1 V	±35% of reading ±7dgts

Harmonics of AC Current in Percentage (1 to 99^th order, minimum current at 50 or 60 Hz is greater than 100mA for mA range, and greater than 1A for A range. If the current is 0 at 50 or 60 Hz, all the percentage (%) display is 0.)

Range	Resolution	Accuracy
1 – 10^th	0.1 %	±0.7% of reading ±1%
11 – 20^th	0.1 %	±2% of reading ±1%
21 – 50^th (A range)	0.1 %	±5% of reading ±1%
21 – 50^th (mA range)	0.1 %	±10% of reading ±1%
51 – 99^th	0.1 %	±35% of reading ±1%

Power Factor (PF, ACV > 4V, AC mA > 1mA, AC A > 0.04A, Watt > 50 digits)
Range	Resolution	Accuracy
0.000 – 1.000	0.001	±0.04
Phase Angle (Φ, 50 or 60Hz)
Range	Resolution	Accuracy
-180° to 180°	0.1°	± 2°
0° to 360°	0.1°	± 2°
Total Harmonic Distortion
(THD-F with respect to the first (fundamental) harmonics, min. value in the range from 45 to 65Hz is greater than AC 80V, greater than 1A for A range, and greater than 100mA for mA range. Calculation is done over 1 to 50^th Harmonics. If the voltage or current is 0 in the range from 45 to 65Hz, all the percentage (%) display is 0)
Range (45~65Hz)	Resolution	Accuracy
0.0 – 20.0 %	0.1%	± 2%
20.0 – 100%	0.1%	±3% of reading ± 5%
100 – 999.9%	0.1%	±10% of reading ±10%
Peak Value of AC Periodic Voltage (peak value> 10V) or AC Periodic Current (peak value>10mA for mA range and peak value>0.5A for A range) for continuous
waveform except for square wave:
Range	Sampling Time	Accuracy of Reading
50 Hz	39 μs	± 5% ± 30 digits
60 Hz	33 μs	± 5% ± 30 digits
Crest Factor (C.F.) of AC Voltage (peak value > 10V) or AC Current (peak value> 10mA for mA range and peak value>0.5A for A range) for continuous waveform
except for square wave:
Range (45~65Hz)	Resolution	Accuracy of Readings
1.00 – 99.99	0.01	± 5% ± 30 digits

Frequency (Hz)

Range

Resolution

Accuracy of Readings

Allowed Input

mA (45 – 65Hz)

0.1Hz

± 0.5Hz

20mA to 1.2A

A (45 – 65Hz)

0.1Hz

± 0.5Hz

1A to 100A

Sensitivity: > 20mA for mA range, > 3A for A range, and > 50V

General Specifications:

Conductor Size:

30mm (approx.)

Battery Type:

two 1.5V SUM-3

Display:

4+2+2 digits LCD

Range Selection:

Auto

Overload Indication:

Power Consumption:

10 mA (approx.)

Low battery Indication:

Auto-Power-Off:

30 minutes after power-on

Update Time:

2 times/second (display)

No. Of Samples per Period

512 (voltage or current);
256 (power)

Temperature Coefficient (＜18℃ or ＞28℃):

0.15 x (Specified Accuracy) / ℃

Operating Temperature:

-10°C to 50°C

Operating Humidity:

less than 85% relative

Altitude:

up to 2000M

Storage Temperature:

-20°C to 60°C

Storage Humidity:

less than 75% relative

Dimension:

210mm (L) x 62mm (W) x 35.6mm (H)
8.3″ (L) x 2.5″ (W) x 1.4″ (H)

Weight:

200g (battery included)

Accessories:

Test leads x 1 pair, Carrying bag x 1, Users manual x 1,
Batteries 1.5V x 2

Option:

Alligator clips

The post PROVA 23 Power Harmonics and Leakage Clamp Meter appeared first on rapid-tech.

PROVA Model CM-03 AC Leakage Current Tester

Mike — Tue, 08 Mar 2016 23:22:55 +0000

Are you looking for a reliable AC/DC digital clamp meter for current measurements? Look no further than the PROVA Model CM-03 tester! This powerful device is packed with features to make your current measurements easier and more accurate. From its 10µA resolution on 40mA range, to its five ranges of 40mA, 400mA, 4A, 40A, and 60A for all applications; this instrument has it all. Let’s take a closer look at what makes this tester so special.

The PROVA Model CM-03 comes with shield transformer jaws to minimize the effect of external stray magnetic fields. It also boasts a jaw opening of 30mm diameter, making it ideal for just about any setting. The large 3-3/4 digit Liquid Crystal Display gives you clear readings, while the fast bargraph display is perfect for transient observation. You can even take advantage of the Min/Max and Data Hold functions, as well as continuity and frequency measurements.

The easy single rotary switch allows you to select any function quickly and easily. With protection ratings of CAT II 600V or CAT III 300V, this tester is designed to last for years on end. Plus, with its affordable price tag, you won’t have to break the bank just to get a reliable current measurement device. With all these features, what more could you ask for? The PROVA Model CM-03 is the perfect choice for anyone looking to measure AC/DC currents accurately and efficiently. Get yours today!

Features

Accurate AC/DC digital clamp meter for current measurements.
10µA resolution on 40mA range.
Shield transformer jaws to minimize the effect of external stray magnetic fields.
Jaw opening: 30mm diameter.
Large 3-3/4 digit Liquid Crystal Display.
Fast bargraph display for transient observation.
Five Ranges: 40mA, 400mA, 4A, 40A, and 60A for all applications.
Continuity and Frequency measurements.
Min/Max, Data Hold, and Relative measurements.
Easy single rotary switch for any function selection.
CAT II 600V, CAT III 300V.

Accessories supplied with instrument:

Two 1.5 volt batteries (installed), User’s Manual, and Carrying Bag.

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