Product Description
testo 770-2 - Hook clamp meter with thermocouple adapter
Description
The testo 770 series of instruments is 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 to the entire electrical lineup. Once again, Testo brings high value, feature-packed products to the HVAC contractor market.
Delivery Scope
testo 770-2 hook clamp meter 400 A, including test leads, 3 AAA batteries, type K thermocouple adapter, instruction manual, quick start guide, and certificate of conformity
Your advantages
-
Unique hook-on function separates and grabs wires, without using your hands
-
Retractable post makes hook release fast and easy
-
μA for flame rod (ignition flame sensor) testing, and can measure temperature using type K thermocouple adapter
In addition to the standard functions of the testo 770-1 hook clamp meter, the testo 770-2 includes a thermocouple adapter, and measures microamps.
Technical data
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 |
0.2 °F / 0.2 °C
|
DC voltage
Measuring range |
1 mV to 600 V
|
---|---|
Resolution |
max. 1 mV
|
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 400.0 A (clamp)
0.1 to 400.0 μA (measuring cables)
|
---|---|
Resolution |
0.1 A (clamp)
0.1 μA (measuring cables)
|
Accuracy |
± (1.5 % of mv + 5 Digits) (measuring cables)
± (2.0 % of mv + 5 Digits) (clamp)
|
AC current
Measuring range |
0.1 to 400.0 A (clamp)
0.1 to 400 μA (measuring cables)
|
---|---|
Resolution |
0.1 A (clamp)
0.1 μA (measuring cables)
|
Accuracy |
± (1.5 % of mv + 5 Digits) (measuring cables)
± (2.0 % of mv + 5 Digits) (clamp)
|
Resistance
Resolution |
max. 0.1 Ohm
|
---|---|
Measuring range |
0.1 Ohm to 40.00 MOhm
|
Accuracy |
± (1.5 % of mv + 3 Digits)
|
Capcitance
Resolution |
max. 0.01 nF
|
---|---|
Measuring range |
0.01 nF to 100.0 μF
|
Accuracy |
max. ± (1.5 % of mv + 5 Digits)
|
General technical data
Operating humidity |
0 to 80 %rH
|
---|---|
Weight |
13.33 oz. / 378 g
|
Dimensions |
9.8 x 3.8 x 1.7 in. / 249 x 96 x 44 mm
|
Operating temperature |
14.0° to 122.0 °F / -10 to +50 °C
|
Connectable probes |
1 x temperature probe (adapter required for type K thermocouples)
|
Product colour |
Black
|
Standards |
EN 61326-1; EN 61010-2-032; EN 61140
|
Battery type |
3 x AAA
|
Display size |
2 lines
|
Display type |
LCD
|
Interface |
2 measuring jacks
|
Storage temperature |
5.0° to 140.0 °F / -15 to +60 °C
|
Overvoltage Category |
CAT IV 600 V
|
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
|
Temperature measurement with adapter |
yes
|
True RMS |
yes
|
Inrush current measurement |
yes
|
Display (counts) |
4,000
|
Autom. measurement parameter detection |
yes
|
μA current measuring range |
yes
|
Applications
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 and μA measurement, temperature adapter
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, easy temperature checking
Downloads
Product brochures
-
Testo 770-3 Data Sheet(pdf, 1.0 MB)
Operating instructions
-
Instruction manual testo 770(pdf, 1.0 MB)