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testo 770-1 - Hook clamp meter
0590 7701
testo 770-1 - Hook clamp meter
0590 7701Unique hook-on function separates and grabs wires, without using your hands
Retractable post makes hook release fast and easy
Inrush (starting) current capture, APO (Auto Power Off), and Min / Max / Hold
The testo 770-1 hook clamp meter is ideally suited for electrical work in HVAC applications. Testo’s unique hooking clamp design can be used to separate and grab wires. The easy hook-off retractable post releases the wires when testing in tight spaces. You can safely work without using your hands.
The testo 770 series of instruments is rich in the features HVAC techs need and want, including TRMS, starting current, and frequency measurement.
testo 770-1 hook clamp meter 400 A, including test leads, 3 AAA batteries, instruction manual, quick start guide, and certificate of conformity
DC voltage
| Measuring range | 1.0 mV to 600.0 V |
|---|---|
| Resolution | max. 0.1 A |
| Accuracy | ± (0.8 % of mv + 3 Digits) |
AC voltage
| Measuring range | 1 mV to 600 V |
|---|---|
| Resolution | max. 1 mV |
| Accuracy | ± (1.0 % of mv + 3 Digits) |
DC current
| Measuring range | 0.1 to 400 A |
|---|---|
| Resolution | max. 0.1 A |
| Accuracy | ± (2.0 % of mv + 5 Digits) |
Accessories
Accessories
Safety crocodile clips, 1 set, 10 A, CAT III 600 V
:
0590 0008
0590 0008
Accessories
Crocodile clips, 1 set, 10 A, CAT IV 600 V / CAT III 1000 V
:
0590 0009
0590 0009
Accessories
Standard measuring cables (angled plug), 1 set, tip Ø: 2 mm, CAT II 1000 V
:
0590 0010
0590 0010
Accessories
Measuring cable extensions (straight plug), 1 set, 10 A, CAT IV 600 V / CAT III 1000 V
:
0590 0013
0590 0013
Accessories
Measuring cable extensions (angled plug), 1 set, 10 A, CAT IV 600 V / CAT III 1000 V
:
0590 0014
0590 0014
Transport Case
Transport Case
Transport bag, dimensions: 270 x 150 x 75 mm
:
0590 0017
0590 0017
Ideal for non-contact current measurement on tightly packed cables
- Fully retractable pincer arm, auto AC/DC, large two-line display, true root mean square (TRMS) measurement, starting current measurement
Overview of applications
- Current consumption measurement, testing voltage supply in live wires, measuring the ionization flow of heating systems, continuity tests on switching components, resistance measurement of sensors or motor windings
- Testo 770-3 Data Sheet(pdf, 1.0 MB)
- Instruction manual testo 770(pdf, 1.0 MB)