0590-7701

The Testo 0590-7701 770-1 TRMS Hook Clamp Meter is a versatile and precise electrical measurement tool designed for professionals and technicians in various industries. This clamp meter, developed by Testo, a renowned manufacturer of measurement technology, offers superior accuracy and reliability for voltage measurement applications.

The 770-1 TRMS Hook Clamp Meter is specifically engineered with a robust design, featuring a durable housing that can withstand the rigors of industrial environments. It is compact and portable, making it easy to carry around for on-site measurements. The device is equipped with a large, backlit LCD display that ensures clear and easy-to-read results even in low-light conditions.

The key feature of this clamp meter is its high-performance TRMS technology. True RMS (Root Mean Square) measurement ensures accurate results, especially when measuring non-sinusoidal AC signals or distorted waveforms. The 770-1 can measure AC voltage from 250V up to 1000V, making it suitable for a wide range of applications in electrical installations, maintenance, and troubleshooting.

The Testo 0590-7701 770-1 TRMS Hook Clamp Meter is not only a voltage clamp meter but also offers additional functions such as current measurement up to 10A, resistance measurement, and continuity testing. It also features an automatic and manual range selection, allowing users to adapt the instrument to different measurement requirements.

The device is equipped with a hook jaw that securely grips the conductor for accurate voltage measurements without the need for test leads. This design is particularly useful in hard-to-reach areas or when measuring currents in live circuits. The clamp jaw opening is large enough to accommodate conductors up to 25mm (1 inch) in diameter.

Safety is a priority with the 770-1 TRMS Hook Clamp Meter. It features an insulated housing and a protective rubber boot for added protection against electrical shocks. The device also includes a CAT III 600V safety rating, ensuring user safety when working on live circuits.

Additional features include an auto power-off function to save battery life, a low battery indicator, and an audible continuity buzzer. The 770-1 TRMS Hook Clamp Meter comes with test leads, a protective pouch, and a battery.

In summary, the Testo 0590-7701 770-1 TRMS Hook Clamp Meter is a versatile and high-performance electrical measurement tool designed for professionals in various industries. Its robust design, combined with its advanced TRMS technology and additional functions, makes it an essential tool for accurate and reliable voltage, current, resistance, and continuity measurements.

Pros and Cons of buying a Testo 0590-7701 770-1 TRMS Hook Clamp Meter for Voltage Measurements

The Testo 0590-7701 770-1 TRMS Hook Clamp Meter is a popular choice for electrical professionals and DIY enthusiasts for voltage measurements. In this analysis, we will discuss the advantages and disadvantages of purchasing this clamp meter.

1. Wide Measuring Range: This clamp meter offers a wide voltage measuring range from 250V AC to 1000V AC, making it suitable for various applications.

2. True RMS Measurement: The TRMS technology ensures accurate voltage measurement even when dealing with non-sinusoidal waves, which is crucial for ensuring safety and reliability in electrical systems.

3. Fast Response Time: The Testo 0590-7701 has a fast response time, enabling quick and efficient voltage measurements.

4. Rugged Design: The clamp meter features a robust design with an IP62 rating, making it resistant to water and dust, ensuring durability in harsh working environments.

5. Backlit Display: The large backlit display enables easy reading of measurements, even in low-light conditions.

1. Price: The Testo 0590-7701 is a premium clamp meter, and its cost may be a significant investment for some users.

2. Size and Weight: The clamp meter is relatively large and heavy compared to some other models, which may make it less portable for some users.

3. Limited Frequency Measurement: While the clamp meter can measure voltage, it does not have a built-in frequency measurement function.

The Testo 0590-7701 770-1 TRMS Hook Clamp Meter is an excellent choice for professionals and DIYers who require an accurate, rugged, and versatile clamp meter for voltage measurements. Its wide measuring range, True RMS technology, and fast response time make it a reliable tool for electrical applications. However, its cost and size may be a disadvantage for those on a budget or who require a more portable solution.

If you are in the market for a high-performance clamp meter for voltage measurements, the Testo 0590-7701 770-1 TRMS Hook Clamp Meter is an excellent investment. However, if cost or portability is a concern, you may want to consider other options with similar features at a lower price point or smaller size. Overall, this clamp meter's pros outweigh the cons, making it a worthwhile investment for electrical professionals and serious DIYers.

Details:

Automatic parameter recognition with measurement shown on large two-line display. Photos are greatly appreciated. Testis unique hooking clamp design can be used to separate and grab wires. Please consider troubleshooting prior to making a return request.

Measurements include inrush current, resistance, frequency, continuity, diode and capacitance. The test 770 series features an innovative slide clamp design, grabbing the correct wire for testing is even safer given tight spaces thermostats and control panels. Testo 770-1 ac/dc current measuring range: 0.1 to 400a voltage 1mv 600v true rms: yes basic accuracy: 0.8%safety rating: cat iv 600 v trms hook clamp meter voltage , measurements the hook clamp meter is ideally suited for electrical work in hvac applications. Safely use clamp meter hands free.the Testo 770-1 includes the Testo hook meter, test leads, 3 AAA batteries, instruction manual, quick start guide, and certificate of conformity.

The easy hook-off retractable post releases the wires when testing in tight spaces. Automatic measurement parameter recognition with each Testo clamp meter ensures safe working and eliminates the guess work when it comes to voltage measurements. Testo 770 series overview the three instruments in the clamp meter range are ideal for current and voltage measurements tight heat pumps mini split systems with its compact design.

specifications metiprobe:

• brand: Testo
• mpn: 0590-7701
• part type: Hook Clamp Meter
• country/region of manufacture: China

payments metiprobe:

• credit card: discover
• wallet: paypal
• other

returns metiprobe:

• paid by: seller
• time: 30 days
• policy: returns accepted
• method: money back

general metiprobe:

• category: Home & Garden > Workshop Equipment > Measuring Layout Tools > Meters, Sensors Probes

shipping metiprobe:

• class: economy
• transit: 16-27 days
• type: fixed
• service: economy

seller metiprobe:

• rating: 98.0%
• city: worcester, pennsylvania
• # reviews: 11165

offer metiprobe:

• in stock #: 5
• prices: $154.24–$379.19
• item condition:
  • Brand New
  • New
  • Nuovo
• availability: in stock
• started: march 13, 2025
• options: ship-to-home
• sold #: 22

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• 0590-7702: HOOK CLAMP METER, Testo