The testo 770 series identifies the testing in-process and automatically selects the correct meter configuration, which saves you time and increases your accuracy.

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.

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.

Features:

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

More products TESTO

BASE (SMS-ALARM) - INCLUDING GSM MODULE FOR SMS ALARM

• Up to 150 probes can be connected
• Graphical display, 4 control keys
• Interfaces: radio, Ethernet, USB
• GSM module for sending alarm messages via SMS

TESTO 410-2 - VANE ANEMOMETER WITH HUMIDITY MEASUREMENT

• Integrated RH sensor provides %rH, wet bulb, and dew point readings
• Small 1.5 inch vane meter
• Hold, Min, Max, and Timed averaging
• Lens cover and leather belt case keep it protected - even in your tool box

TESTO 317-2 - GAS LEAK DETECTOR WITH OPTICAL TREND DISPLAY

• Display of gas concentration via bar display
• Self-test of sensor after switching on
• Pitch of alarm rises along with gas concentration
• Battery monitoring with optical display

TESTO SAVERIS 2 - SET FOR TEMPERATURE MONITORING IN REFRIGERATORS

• Automatic temperature monitoring in refrigerators: reliable and convenient
• Clever alarm system: warning by e-mail or SMS for critical temperature values
• Access to measuring value documentation possible at any time
• Advantage of the set: equipment ideally suited for refrigerator temperature monitoring and attractive price

TESTO 465 - TACHOMETER KIT

• Extremely easy one-handed operation
• Saves mean/max./min. values, as well as the last measuring value
• Robust tachometer - thanks in particular to the protective case (SoftCase) supplied
• Includes reflective markers

TESTO 810 - POCKET-SIZED TEMPERATURE MEASURING INSTRUMENT

• Infrared measurement with 1-point laser sighting and 6:1 optics ratio
• Display of differential temperature, such as between a window and air
• Hold function and min./max. values
• Display illumination

TESTO 831 - INFRARED THERMOMETER

• Non-contact, non-invasive temperature measurements due to IR technology
• Precise temperature measurements also of smaller products and from a distance
• Ultra-fast: two measurements per second - allows you to scan whole pallets in the blink of an eye
• Includes 2-point laser measuring spot marking, 30:1 optics, belt clip, batterie

TESTO 316-EX - GAS LEAK DETECTOR

• ATEX approval (94/9/EC)
• ppm and vol.% display
• Flexible probe for inaccessible areas
• 3 different types of gas can be detected: methane, propane and hydrogen

TESTO 417 KIT - ROTATING VANE ANEMOMETER

• Soft carrying case for worry-free transportation
• Air velocity, CFM, and temperature measurements
• Multi-point and timed average calculations for in-duct readings
• Bright backlit display provides easy viewing in any environment

TESTO 645 - HUMIDITY MEASURING INSTRUMENT FOR INDUSTRY

• High-precision humidity measurement up to ± 1% RH
• Internal reading memory (3,000 readings)
• Convenient data evaluation via optional PC software
• Possibility of attaching a really wide range of optional probes thanks to a large accessory portfolio