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BS71 clamp meter can measures AC current up to 660A, with AC/DC voltage, resistance, continuity, diode and frequency. The large 3 3/4 digits digital LCD display (4000 counts) with backlight, analogue bargraph and LED torch permits an easy readability also in dim light conditions. BS71 is complying with IEC/EN61010-1, CAT IV 600V and it is designed for required high safety and accuracy measurement both in domestic and industrial environments use.
Features:
- 3 3/4 Digits 4000 counts LCD display with bargraph and backlight
- Bright LED torch
- Open clamp jaw, maximum 40mm
- AC current 400A/660A
- DC voltage 400V/1000V
- AC voltage 400V/750V
- Resistance 400Ohm/4000Ohm
- Diode and Continuity Test
- Frequency 660Hz to 660kHz
- Relative measurement mode
- DATA/MAX/MIN/PEAK Hold
- Auto Power Off (user can disable)
- Conform to IEC1010/EN61010-1, CE-EMC & LVD CATIV 600V/ CATIII1000V
TECHNICAL SPECIFICATION
Accuracies are ± (% of reading + number of least significant digits), at 23 ±5℃, less than 80%RH
AC current measurement
| Range | Resolution | Accuracy50Hz~500 Hz | Overload Protection |
| 400A | 0.1A | ± (2.0%+5) | 660A rms(<60 second) |
| 660A | 1A | ± (2.5%+5) |
DC voltage measurement
| Range | Resolution | Accuracy | Input Impedance | Overload Protection |
| 400V | 0.1V | ± (0.5%+3) | 10MΩ | DC 1000VAC 750V rms |
| 1000V | 1V | ± (0.8%+3) |
AC voltage measurement
| Range | Resolution | Accuracy50Hz~500 Hz | Input Impedance | Overload Protection |
| 400V | 0.1V | ± (0.5%+3) | 10MΩ | DC 1000VAC 750V rms |
| 750V | 1V | ± (0.8%+3) |
Resistance
| Range | Resolution | Accuracy | Max. Open Voltage | Overload Protection |
| 400W | 0.1W | ± (1.0%+5) | Approx.3.0V | DC 1000VAC 750V rms |
| 4000W | 1 W | ± (1.0%+3) |
Frequency measurement
| Range | Resolution | Accuracy | Max. Sensibility | Overload Protection |
| 660Hz | 0.1Hz | ± (0.5%+3) | 3V rms | DC 1000VAC 750V rms |
| 6.6kHz | 1Hz | |||
| 66kHz | 10Hz | |||
| 660kHz | 100Hz |
Continuity and Diode Test
| Range | Buzzer | Max. Open Voltage | Overload Protection |
| less than 40W | Approx.3.0V | DC 1000VAC 750V rms |
General Specification:
| Display | : | 3 3/4 digits LCD with maximum reading of 4000. |
| Sampling rate | : | 2 samples/second |
| Polarity | : | Automatic, (-) negative polarity indication. |
| Open clamp jaw | : | Maximum 40mm |
| Zero adjustment | : | Automatic. |
| Over range indication | : | Only the massage “OL” is displayed. |
| Power | : | Single, standard 9 volt battery NEDA 1604, JIS 006P, IEC6F22. |
| Dimension | : | 93 (W) x 252 (H) x 47 (D) mm. |
| Weight | : | Approx. 540 g (including battery). |
Accessories:
- Test Lead set x 1
- Instruction manual x 1
- Carrying case x 1
- 9V battery x 1
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