Testo 770-2 TRMS Clamp Meter
Hook-clamp Digital Multimeter 400 A with TRMS, Inrush, and Temperature Measurement
The 770 series identifies the testing in-process and automatically selects the correct meter configuration which saves you time and increases your accuracy. The 770 series of instruments are rich in the features HVAC techs need and want including TRMS, starting current, and frequency measurement. Testo’s history of efficiency, innovation, and quality now extends into the entire electrical lineup. Once again, Testo brings high value, feature-packed products to the HVAC contractor market.
Features
- Unique hook-on function separates and grabs wires without using your hands
- Includes μA for flame rod and can measure temperature using Type K thermocouple adapter
- Retractable post makes hook release fast and easy
- Meter automatically identifies testing in-process and selects correct meter configuration to save time and optimize accuracy
Specifications
| Temperature – Type K TC | |
| Measuring range | -4.0° to 932.0 °F / -20 to +500 °C |
| Accuracy | ±1.8 °F (32.0° to 212.0 °F) / ±1 °C (0 to +100 °C) |
| Resolution | 0.1 °F |
| DC voltage | |
| Resolution | 4.000 V / 1 mV |
| 40.00 V / 10 mV | |
| 400.0 V / 100 mV | |
| 600 V / 1 V | |
| Accuracy | ± (0.8 % of mv + 3 Digit) |
| AC voltage | |
| Resolution | 4.000 V / 1 mV |
| 40.00 V / 10 mV | |
| 400.0 V / 100 mV | |
| 600 V / 1 V | |
| Accuracy | ± (0.8 % of mv + 3 Digit) |
| DC current | |
| Resolution | 400 A / 0.1 A |
| Accuracy | ± (2 % of mv + 5 Digit) |
| AC current | |
| Resolution | 400 A / 0.1 A |
| Accuracy | ± (2 % of mv + 5 Digit) |
| Resistance | |
| Resolution | 400.0 Ohm / 0.1 Ohm |
| 4.000 kOhm / 1 Ohm | |
| 40.00 kOhm / 10 Ohm | |
| 400.0 kOhm / 100 Ohm | |
| 4.000 MOhm / 1 kOhm | |
| 40.00 MOhm / 10 kOhm | |
| Accuracy | ± (1.5 % of mv + 3 Digit) |
|
Capacitance
|
|
| Resolution | 51.20 nF / 0.01 nF |
| 512.0 nF / 0.1 nF | |
| 5.120 μF / 0.001 μF | |
| 51.20 μF / 0.01 μF | |
| 100 μF / 0.1 μF | |
| Accuracy | ± (1.5 % of mv + 5 Digit)
|
| Frequency | |
| Resolution | 99.99 Hz / 0.01 Hz |
| 999.9 Hz / 0.1 Hz | |
| 9.999 kHz / 1 Hz | |
| Accuracy | ± (0.1 % of mv + 1 Digit) |
| General technical data | |
| Warranty | 2 years |
| Storage temperature | 5.0° to 140.0 °F / -15 to +60 °C |
| Weight | 13 oz. / 378 g |
| Overvoltage Category | CAT IV 600V; CAT III 1000V |
| Authorizations | TÜV; CSA; CE |
| Dimensions | 10 x 4 x 2 in. / 243 x 96 x 43 mm |
| Operating temperature | 14.0° to 122.0 °F / -10 to +50 °C |
|
Instrument and measurement functions
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| Diode test | Yes |
| Continuity Testing | Yes |
| Display ligthing | Yes |
| Hold | Yes |
| MinMax | Yes |
| Temperature measurement with adapter | Yes |
| True RMS | Yes |
| Inrush current measurement | Yes |
| Display (counts) | 4,000
|
What’s Included?
- Testo 770-2
- Batteries
- 1 set of measuring cables, and adapter for type K thermocouples
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