TES PROVA A9+ EV Clamp Meter
•Both lower DC Current and High DC Current(1000A)
•Accurate AC/DC digital clamp meter
•Best accuracy ±1.5%±3dgts
•AC 1mA, DC 10mA high resolution
•True RMS measurement
•One touch zero (Δ) for DCA adjustment
•25 mm diameter jaws
•Fast bar graph display (30 times/sec.) for transient observation
•In-Rush Current Measurement with 100mS integration time
•Non-Contact Frequency Measurement (min. sensitivity 0.06 AC A)
•Non-Contact Voltage (NCV) Detection from 80V to 600V at 50/60Hz
•Low Pass Filter (LPF) at 1 KHz Cut-off Frequency
•Large 3 3/4 digits LCD
•Data Hold function
•15 minutes auto-power-off with beeping warning before turning off
•Backlight with 5 minutes of auto-backlight-off
•Easy single rotary switch for any function selection
•Ideal for works in crowded switch box or cable areas
Electrical Specifications:
(23°C±5°C, Accuracy is indicated as % of reading,
and the conductor is placed at the center of jaws)
DC Current
| Range | Resolution | Accuracy | Overload Protection |
| 4A | 1mA | ±1.5%±3dgts | DC 1000A |
| 40A | 10mA | ||
| 400A | 100mA | ||
| 0-900A (1000A) | 1A | ||
| 900-1000A (1000A) | 1A | ±2.0%±3dgts |
AC Current (True RMS, Crest Factor ≦ 3)
| Accuracy1 | Overload Protection | |||
| Range | Resolution | 50/60 Hz | 40 – 400Hz | |
| 4A | 1mA | ±1.5%±3dgts | ±2.0%±4dgts | AC 1000A |
| 40A | 10mA | |||
| 400A | 100mA | |||
| 0-900A (1000A) | 1A | |||
| 900-1000A (1000A) | 1A | ±2.0%±3dgts | ±2.5%±4dgts | |
1Add 2% when C.F. ≧ 2
Frequency (auto range, periodic and zero crossing signal)
| Range | Range (Hz) | Resolution (Hz) | Sensitivity (A) | Accuracy |
| 4A | 1 – 10 | 0.1 | 0.2 | ±0.5%±2dgts |
| 4A | 10 – 4K | 0.1/1 | 0.08 | |
| 4A | 4K – 40K | 1/10 | 0.20 | |
| 40A | 1 – 10 | 0.1 | 1.5 | |
| 40A | 10 – 4K | 0.1/1 | 0.8 | |
| 400A | 2 – 4K | 0.1/1 | 4 | |
| 1000A | 1 – 4K | 0.1/1 | 40 |
Overload protection all range AC 1000A
In-Rush Current (AC, starting from 0A, Integration Time 100mS)
| Range | Trigger Current (threshold) |
| 4A | 0.2A |
| 40A | 2A |
| 400A | 20A |
| 1000A | 200A |
AC Low Pass Filter (LPF, Cut-off frequency (-3db) 1 KHz (approx.))
| Range | Resolution (A) | Accuracy (50/60Hz) |
| 4A | 0.001 | 3%±5dgts |
| 40A | 0.01 | |
| 400A | 0.1 | |
| 0 – 900A (1000A) | 1 | |
| 900-1000A (1000A) | 1 | 4%±5dgts |
General Specifications: Indoor Use
Conductor Size: 0.98” / 25mm max. (approx.)
Battery Type: two 1.5V LR03 AAA size
Display: 3 3/4 LCD with 20 segments Bar-graph
Range Selection: Manual
Overload Indication: OL
Power Consumption: 22mA with backlight off (approx.)
Sampling Time: 3 times/sec. (digits), 30 times/sec. (bargraph)
Operating Temperature: -10°C to 50°C
Operating Humidity: less than 85% relative
Storage Temperature: -20°C to 60°C
Storage Humidity: less than 75% relative
Altitude up to 2000M
Dimension: 152mm (L) x 66mm (W) x 36mm (H)
6.0″ (L) x 2.6″ (W) x 1.4″ (H)
Weight: 190g (battery included)
Accessories: Carrying bag x 1
Users manual x 1
1.5V AAA battery x 2
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