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DOWNLOAD DATASHEET TESTO 770
The Testo 770-3 clamp meter delivers professional-grade current measurement with a reliable grab mechanism designed for non-contact readings on densely packed cables. As the flagship model in the clamp meter range, it combines enhanced resolution for precise low-current measurements with Bluetooth connectivity to integrate seamlessly with the Testo Smart App and compatible measuring instruments. Built for demanding field work, this meter handles complex electrical diagnostics with confidence and accuracy.
| Temperature | |
| Measuring Range |
-20 to +500 °C
|
| Accuracy | ±1 °C (0 to +100 °C) |
| Resolution | 0.2 °C |
| DC Voltage | |
| Measuring Range | 1.0 to 1000.0 V |
| Accuracy | ± (0.8 % of mv + 3 Digit) |
| Resolution | 0.01 bar |
| AC Voltage | |
| Measuring range | 1.0 mV to 1000.0 V |
| Resolution | max. 1 mV |
| Accuracy | ± (1 % of mv + 3 Digit) |
| DC current | |
| Measuring Range |
0.01 to 600.0 A (clamp)
0.1 to 600.0 μA (measuring cables) |
| Accuracy | ± (2 % of mv + 5 Digit) (measuring cables) ± (2 % of mv + 5 Digit) (clamp) |
| Resolution | 0.1 (clamp) 0.1 (measuring cables) |
| AC current | |
| Measuring Range | 0.01 to 600.0 A (clamp) 0.1 to 600.0 μA (measuring cables) |
| Accuracy | ± (2 % of mv + 5 Digit) (clamp) ± (1.5 % of mv + 5 Digit) (measuring cables) |
| Resolution | 0.01 A (clamp) 0.1 μA (measuring cables) |
| Resistance | |
| Measuring range | 0.10 to 60.0 MOhm |
| Resolution | max. 0.01 Ohm |
| Accuracy | ± (1.5 % of mv + 3 Digit) |
| Capacitance | |
| Measuring Range |
0.001 μF to 60000.00 μF
|
| Accuracy | ± (1.5 % of mv + 5 Digit) |
| Resolution | max. 0.01 nF |
| Frequency | |
| Measuring Range | 0.00 Hz to -10 kHz |
| Accuracy | ± (1 % of mv + 1 Digit) |
| Resolution | max. 0.1 Hz |
| Active Power | |
| Measuring range | 0.1 W to 600 kW |
| Resolution | 0.1 W |
| Accuracy | ± (5 % of mv + 5 Digit) |
| Reactive Power | |
| Measuring Range |
0.1 to 600.0 kvar
|
| Accuracy | ± (10 % of mv + 5 Digit) |
| Resolution | 0.1 var |
| Apparent Power | |
| Measuring Range | 0.1 VA to 600.0 kVA |
| Accuracy | ± 1 Digit |
| Resolution | 0.1 VA |
| Direct current DC Voltage | |
| Measuring range | 0.1 W to 600.0 kW |
| Resolution | max. 0.1 W |
| Accuracy | ± 1 Digit |
| Power Factor | |
| Measuring range | -1.00 to +1.00 |
| Resolution | 0.01 |
| Accuracy | ± (10 % of mv + 5 Digit) |
| General technical data | |
| Operating humidity | 0 to 80.0 %RH |
| Weight | 378 g |
| Dimensions | 249 x 96 x 43 mm |
| Operating temperature | -10 to +50 °C |
| Connectable probes | 1 x temperature probe (adapter required for type K thermocouples) |
| Product colour | Black |
| System requirements | requires iOS 11.0 or newer; requires Android 6.0 or newer; requires mobile end device with Bluetooth 4.0 |
| Standards | EN 61326-1; EN 61010-2-032; EN 61140 |
| Battery type | 3 AAA micro batteries |
| Display size | 2 lines |
| Display type | LCD (Liquid Crystal Display) |
| Interface | 2 measuring jacks |
| Storage temperature | -15 to +60 °C |
| Overvoltage Category | CAT IV 600V; CAT III 1000V |
| Authorizations | CSA; CE |
| Internal resistance | 11 MOhm (AC / DC) |
| Instrument Measurement Functions | |
| Diode test | yes |
| Continuity testing | yes |
| Display ligthing | yes |
| Hold | yes |
| MinMax | yes |
| Power Measurement | yes |
| Temperature measurement with adapter |
yes |
| True RMS | yes |
| Inrush current measurement | yes |
| Bluetooth | yes |
| Display (counts) | 6,000 |
| Autom. measurement parameter detection | yes |
| μA current measuring range | yes |
Buy with 100% confidence knowing your purchase is backed by the full Manufacturer's Warranty.
| Color: | Blue, Purple, White |
| Size: | 20, 24 |
| Material: | 100% Polyester |
