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Showing 61–72 of 144 results
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testo 460, Pocket-sized instrument for measuring rotational speed (RPM)
With protective cap, battery, and factory calibration protocol
The testo 460 instrument is designed for non-contact rotational speed measurement, e.g., for the operation of fans and shafts. The measurement spot is displayed on the object by an LED targeting pointer. By pressing a button, you can read the max/min measured values. The powerful display backlight allows working in dimly lit areas. The testo 460 is a compact, easy-to-use instrument from the Pocket Line series.
Optical RPM measurement with LED targeting pointer for the measurement spot
Display backlight
Convenient data reading even in poor light conditions
Easy data reading thanks to the Hold function
Reflectors, self-adhesive (1 pack = 5 units, 150 mm long each)
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testo 465, Non-contact rotational speed measurement
Instrument including transport case, reflectors, and batteries
- One-handed operation
- Memory function (last value, average value, min./max. until the next measurement)
- Durability and reliability thanks to the SoftCase protective cover
Using the testo 465 instrument, you can easily measure rotational speed (RPM) in a non-contact manner. Simply attach a reflector to the measurement object, then aim the red light beam of the tachometer at the reflector, and read the data.
Accessories
Reflectors, self-adhesive (1 pack = 5 units, 150 mm long each)Order No.: 0554 0493
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testo 470, Tachometer
The testo 470 instrument is the ideal combination of optical and mechanical rotational speed measurement (RPM). Mechanical measurements can be performed simply by attaching a probe tip adapter or a rotating wheel for contact rotational speed measurement.
Scope of Delivery
testo 470 instrument in a transport case, including adapter, probe tip, SoftCase protective cover, wheels for contact rotational speed measurement, reflectors, instrument batteries, and factory calibration protocol. -
testo 477, Stroboscopic tachometer
The testo 477 LED portable stroboscope measures rotational speed and vibration intensity and allows for measurements to be performed while aggregates are running. The possibility of stationary installation allows for the inspection and quality assessment of components with high rotational speeds.
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testo 510i, Differential pressure manometer, controllable via smartphone/tablet
Gas Pressure Measurement
- Pressure drop test mode with alarm signal
- Convenient to use in case of widely separated measurement points
- Magnet in the instrument housing for secure fixation on a metal surface
Smart technology in a convenient design: the compact testo 510i differential pressure manometer smart probe is a professional, smartphone-controlled measuring instrument designed to determine differential pressure, air flow velocity, and air volume flow. The testo Smart Probes mobile app allows you to view measurement data on your smartphone/tablet and send it via e-mail.
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testo 511 – absolute pressure measuring instrument
Includes protective cap, battery, and calibration protocol Testo 511 measures absolute pressure with an accuracy of ±3 hPa. By entering the altitude above sea level, it can automatically calculate barometric air pressure.
Additionally, barometric altitude measurement between two points is possible.- Measures absolute pressure, e.g. for absolute pressure compensation when measuring flow velocity using a Pitot tube
- Illuminated display
- Selectable units: hPa, mbar, Pa, mmH₂O, mmHg, inH₂O, inHg, psi, m, ft
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testo 512-1, Differential manometer with app connectivity
Measurement range 0 … 200 hPa, acoustic alarm, carrying bag, silicone connecting hose, factory calibration protocol, 3 x AA batteries
Simple, fast, and accurate differential pressure measurement (0…200 hPa) for checking filters and Pitot tube measurement in the ventilation duct.
Reliable measurement results thanks to the position-independent differential pressure sensor with high accuracy.
Fast setup in the app (channel), graphical history, second screen, and storage of measurement data in the testo Smart App.
Volume flow calculation in the measuring device and the app.
The compact testo 512-1 differential pressure measuring instrument (0…200 hPa) is the ideal solution for simple, fast, and accurate measurement of gas flow and gas static pressure in heating systems, for checking filters in air conditioning systems, and for Pitot tube measurement in ventilation ducts. The testo Smart App supports useful functions such as configuration, display (also as a second screen), and saving, as well as documenting the measured values directly in the app.
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testo 512-2, pressure gauge with app connection
Measurement range: 0 … 2000 hPa, acoustic alarm, carrying case, silicone connection hose, factory calibration protocol, 3 x AA batteries
Simple, fast, and precise measurement of differential pressure (0…2000 hPa) for filter checks and Pitot tube measurements in ventilation ducts.
Reliable measurement results thanks to a highly accurate differential pressure sensor that operates independently of position.
Quick configuration in the testo Smart App (channel), graphical history, second screen function, and storage of measurement data directly in the app.
Calculation of volumetric flow in the measuring device and in the app.
The compact differential pressure measuring instrument **testo 512-2** (0…2000 hPa) is the ideal solution for simple, fast, and accurate measurement of gas flow and static gas pressure in heating systems, filter checks in air conditioning systems, and Pitot tube measurements in ventilation ducts.
The **testo Smart App** supports useful functions such as configuration, display (also as a second screen), storage, and documentation of measurement values directly within the app. -
testo 535, CO2 measuring instrument
Gas analyzer with app connectivity and acoustic alarm, transport bag, batteries, and factory calibration protocol
Simple, fast, and accurate CO2
concentration measurement
Acoustic alarm when limit values are exceeded
Fast configuration in the app, graphical history, second screen, and storage of measurement data in the testo Smart AppHigh reproducibility of measurement results thanks to the long-term stable infrared sensor system
The testo 535 gas analyzer is ideally suited for simple, fast, and accurate determination of carbon dioxide levels to ensure indoor air quality and, consequently, health and productivity. Connecting to the intelligent testo App allows you to configure, display, store, and document readings directly within the app.
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testo 540, Illuminance
Features:
- The sensor adapts to the spectral sensitivity of the human eye
- The Hold function facilitates reading the measurement data
- Max./Min. values
Application:
Evaluation of illuminance in workplacesOrder No. 0560 0540
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testo 545, Lux meter with app connectivity, acoustic alarm
Carrying bag, factory calibration protocol, 3 AA batteries
Simple, fast, and accurate measurement of illuminance (lux) for all common light sources according to the V-lambda curve.
Wide range of application thanks to compatibility with $\text{LED}$s (except single-color blue $\text{LED}$s).
Fast setup in the app, graphical history, second screen, and storage of measurement data in the testo Smart App.
Acoustic alarm when limit values are exceeded.
With the compact testo 545 lux meter, you can easily, quickly, and accurately measure the illuminance of all common light sources to ensure performance, productivity, and health in workplaces. The testo Smart App supports useful functions such as configuration, display (also as a second screen), as well as storage and documentation of measured values directly in the app.
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testo 549i, High-pressure gauge, App-controlled
Including batteries and a factory calibration protocol
- Measurement of high and low pressure
- Minimal refrigerant loss due to hoseless connection
- In the testo Smart Probes App, measurement data is displayed as a graph or table and can then be forwarded
- Convenient operation at remote measuring points thanks to a large Bluetooth® range of up to 100 m
The testo 549i professional compact high-pressure gauge is controlled via the testo Smart Probes mobile App on your smartphone or tablet. This instrument is ideal for servicing and diagnosing refrigeration and air conditioning systems. Using the mobile App, you can also automatically calculate evaporation and condensation temperatures.