Operations, maintenance and service

405 products or recommendations for Operations
  • testo 550 digital manifold kit - with Bluetooth® and set of 3 filling tubes

    Order-Nr. 0563 2550

    The practical kit makes it even easier to work on air conditioning and refrigeration systems: the testo 550 digital manifold, including set of 3 filling tubes, enables you to get down to work straight away! The instrument can be used for 60 refrigerants, calculates superheating/subcooling automatically and can be connected to your smartphone/tablet via the testo refrigeration App. Thanks to the App, the display and documentation of the measurement results are particularly convenient.

    • Extensive accessories included: set of 3 filling tubes, 2 x clamp temperature probes and transport case

    • Automatic superheating/subcooling calculation for 60 refrigerants: no more need for error-prone manual calculations

    • With a practical App: (remote) display, graphical progression display, documentation of readings and refrigerant updates

    • Temperature-compensated leakage test

  • testo 550 - Digital manifold

    Order-Nr. 0563 1550

    The testo 550 digital manifold can now make working on refrigeration systems and heat pumps even easier: the instrument can be used for 60 refrigerants, calculates superheating/subcooling automatically and can now also be connected to a practical smartphone/tablet app. The app makes the operation and the documentation of measurement results significantly more convenient.

    • Automatic superheating/subcooling calculation: no more need for manual calculations, which are prone to error

    • With a practical app: (remote) display, graphical progress display, documentation of readings

    • Temperature-compensated leakage test

    • 60 current refrigerants are included in the manifold (update possible via app)

  • testo 174 H - Temperature and humidity mini data logger

    Order-Nr. 0572 6560

    Compact, accurate, reliable: the testo 174H mini data logger measures and logs the air temperature and relative humidity in storage rooms and offices 24/7/365.

    • Memory for up to 16 000 temperature and humidity measurements

    • Longlife humidity sensor for reliable and accurate measurements

    • Easy data transfer via USB cable, practical data analysis and logging on PC

    • Free software download (ComSoft Basic)

  • testo 557 digital manifold kit - with Bluetooth® and set of 4 filling tubes

    Order-Nr. 0563 2557

    Practical kit for work on air conditioning and refrigeration systems, as well as on heat pumps: the testo 557 digital manifold, including set of 4 filling tubes, enables you to get down to work straight away! The testo 557 digital manifold fulfils numerous functions in just one instrument: including superheating/subcooling calculation, vacuum measurement and temperature-compensated leakage test. You can also use a practical App to monitor the manifold via your smartphone/tablet and to store the measurement results or send them by e-mail.

    • Extensive accessories included: set of 4 filling tubes, 2 x clamp temperature probes, precise external Pirani gauge for vacuum measurement and transport case
       

    • Calculation of superheating and subcooling in real time for 60 refrigerants: no error-prone manual calculation

    • Connection to smartphone/tablet App: remote monitoring, clever measurement documentation and refrigerant updates

    • Temperature-compensated leakage test, automatic ambient pressure measurement

  • testo 557 set - Digital manifold

    Order-Nr. 0563 1557

    The testo 557 digital manifold fulfils numerous functions, which are required for working on refrigeration systems and heat pumps, in just one instrument: for example superheating/subcooling calculation, vacuum measurement, temperature-compensated leakage test. You can also use a practical app to monitor the manifold via your smartphone/tablet and store the measurement results or send them by e-mail.

    • Calculation of superheating and subcooling in real time: no manual calculation, which is prone to error

    • Connect to smartphone/tablet app: remote monitoring and smart measurement documentation

    • Precise external Pirani gauge for vacuum measurement, temperature-compensated leakage test, automatic ambient pressure measurement

    • The 60 most common refrigerants are stored in the instrument, subsequent updates possible (via app)

  • testo 510 set - differential pressure measuring instrument

    Order-Nr. 0563 0510

    Differential pressure measurement on gas hot water heaters or on filters of air conditioning systems, and also flow measurements in ventilation ducts using a Pitot tube: the compact testo 510 differential pressure measuring instrument, which comes with a silicone connection hose and other useful accessories, can help you maintain and install systems in the sanitary and HVAC sector.

    • Differential pressure measurement from 0 to 100 hPa 

    • Flow measurement possible with a Pitot tube (available as an option)  

    • Magnets on the rear allow hands-free work 

    • 10 units to choose from, display in pascals can be selected 

  • testo 608-H1 - Thermohygrometer

    Order-Nr. 0560 6081

    The testo 608-H1 thermohygrometer enables you to have a continuous display of the current temperature and humidity values. This means you can always keep an eye on the indoor climate.

    • Continuous measurement and display of temperature and relative humidity

    • Calculation and display of the dew point

    • Large, clear display

    • Durable quality: capacitive humidity sensor with long-term stability for many years of measurement

  • testo 175 H1 - Temperature and humidity data logger

    Order-Nr. 0572 1754

    Saving energy, archiving, storing goods, creating a comfortable indoor climate – if you can’t analyze the temperature and humidity, you won’t get optimal results. The testo 175 H1 is designed to carry out reliable long-term measurements and log these crucial values for you.

    • Round-the-clock monitoring and logging of temperature, relative humidity and dew point

    • Super-size memory for long-term measurements and up to 1 million readings, battery life 3 years

    • Shorter reaction times and accurate measurements with external humidity sensor

    • Free software download (ComSoft Basic)

  • testo 925 - temperature measuring instrument

    Order-Nr. 0560 9250

    This temperature measuring instrument is particularly practical because it enables virtually any kind of temperature measurement. Whether for surface, air or immersion/penetration measurement: with the testo 925 you can rely on our all-rounder in heating engineering, the sanitation sector and refrigeration and air conditioning technology.

    • An attachable temperature probe and a radio temperature probe can be connected

    • Large range of fast temperature probes on offer for surface, air or immersion/penetration measurement (optional)

    • Continuous display of min./max. values

    • Acoustic alarm sounds when limit values are exceeded

  • testo Smart Probes AC & refrigeration test kit - with smartphone operation

    Order-Nr. 0563 0002 02

    The testo Smart Probes AC & refrigeration test kit is ideally suited for testing air conditioning and refrigeration systems and installing them. The large testo HVAC softcase enables the measuring instruments to be conveniently transported and ensures that they are always to hand when they are needed.

    • Fast and simple installation of the testo 549i high-pressure measuring instrument directly onto the pressure connection

    • Low refrigerant loss thanks to hoseless application

    • Automatic calculation of evaporation and condensation temperatures and simple selection from more than 80 refrigerants via testo Smart Probes App

    • Large testo HVAC softcase: store additional testo Smart Probes for further applications in the heating, air conditioning and ventilation field safely

  • testo Smart Probes Refrigeration set - with smartphone operation

    Order-Nr. 0563 0002

    The testo Smart Probes Refrigeration set is ideal for carrying out servicing and troubleshooting on air conditioning and refrigeration systems, as well as for installing them. The robust testo Smart Case enables the measuring instruments to be conveniently transported and ensures that they are always to hand when needed.

    • Low refrigerant loss thanks to hose-free application

    • Quick and easy installation directly at the pressure connection

    • Easy refrigerant selection

    • Automatic calculation of the evaporation and condensation temperature via testo Smart Probes App

  • testo 552 - Digital vacuum gauge with Bluetooth®

    Order-Nr. 0560 5522

    Extremely precise, rugged and practical: the testo 552 digital vacuum gauge. Ideal for evacuating refrigerant systems or heat pumps.

    • Measurement data monitoring via testo Smart Probes App

    • Measurement data dispatch via testo Smart Probes App

    • Extremely precise, extremely rugged, extremely practical – with visual alarm and backlit display

    • Measures pressure and calculates the evaporation temperature of H2O automatically

  • testo 425 - Thermal anemometer with flow probe

    Order-Nr. 0560 4251

    The functional testing of ventilation and air conditioning systems includes monitoring the flow speed in ventilation ducts. If the air flow velocity and volumetric flow are not set correctly, the room air quality may suffer. The testo 425 thermal anemometer measures the flow speed and automatically calculates the volumetric flow.

    • Temperature and flow measurement as well as volumetric flow calculation

    • Permanently attached extendible telescopic probe – maximum length 820 mm, diameter 7.5 mm

    • With single and multi-point averaging

    • Hold function, display of min/max value, Auto-off function

  • testo 830-T1 - Infrared thermometer

    Order-Nr. 0560 8311

    The testo 830-T1 infrared thermometer allows efficient, non-contact surface temperature measurements to be carried out. The IR thermometer will leave you well equipped, especially for control readings in trade and industry: The gun-style design is easy to handle and the integrated processor provides accurate measurement results.

    • Infrared thermometer for non-contact surface temperature measurements

    • 10:1 optics and high resolution processor for accurate measurement results

    • Easy to use thanks to the gun-style design

    • Adjustable emission level

  • testo 175 T1 - Temperature data logger

    Order-Nr. 0572 1751

    The testo 175 T1 temperature data logger is ideal for monitoring storage temperatures and long-term monitoring. It is certified for use in food environments and measures and logs temperatures constantly and reliably.

    • Ideal for long-term measurements. Can save up to 1 000 000 readings. Battery life up to 3 years

    • Wall mount

    • HACCP and EN 12830 compliant, IP 65 protected

    • Data analysis on PC: three software options to choose from; Basic software as free download

  • testo 625 - Thermohygrometer

    Order-Nr. 0563 6251

    The testo 625 thermohygrometer comes into its own in all situations where the right indoor climate is crucial, for example in archives, storerooms, greeenhouses and buildings. The testo 625 also calculates the dew point and wet bulb temperature quickly and accurately.

    • Measures air temperature and relative humidity

    • Calculates dew point and wet bulb temperature

    • Displays min and max values, hold function, power off mode

    • Integrated longlife moisture meter for long lasting quality

  • testo 770-3 - clamp meter with Bluetooth

    Order-Nr. 0590 7703

    Non-contact measurement on tightly packed cables is really easy and reliable with the testo 770-3 clamp meter. Its innovative grab mechanism will make your work easy. The most powerful model in the clamp meter series, it offers lots of additional functions for those challenging tasks that you are faced with on a daily basis, e.g. communication with the smartphone app via Bluetooth.

    • Easy to operate thanks to the fully retractable pincer arm

    • Auto AC/DC and large two-line display

    • Improved TRMS method

    • Bluetooth connection to your smartphone (with the testo Smart Probes App)

  • testo 175 T3 - Temperature logger

    Order-Nr. 0572 1753

    The testo 175 T3 temperature logger with its two connections for external thermocouple probes is a good idea when you would like to record your temperatures at two locations in parallel: for example when measuring the flow and return temperature on radiators. The readings are securely saved in the temperature logger and are available for later measurement data analysis and documentation.

    • Practical for frequent and long-term measurements: memory capacity of 1 million readings, up to 3 years’ battery life

    • Very large temperature measuring range from -50 °C to +1 000 °C

    • Including wall bracket

    • Measurement data analysis and documentation: three different software versions to choose from, basic software available as a free download

  • testo 549 - Digital manifold

    Order-Nr. 0560 0550

    The testo 549 digital manifold offers many advantages in comparison with analog manifolds: the instrument will make it easier for you to work on refrigeration systems and heat pumps. With its integrated temperature measurement and automatic calculation of superheating/subcooling, you can now do away with additional measurements and manual comparisons (when using an optional clamp probe). You can also use the manifold for 60 current refrigerants.

    • 60 current refrigerants stored in the instrument

    • Calculation of superheating and subcooling in real time (with optional clamp probe): saves you from having to carry

    • Temperature-compensated leakage test

    • Two temperature-compensated pressure sensors

  • testo 830-T2 - Infrared thermometer

    Order-Nr. 0560 8312

    The testo 830-T2 infrared thermometer enables you to carry out efficient, non-contact surface temperature measurements. The IR thermometer will ensure that you are well equipped, especially for undertaking control measurements in trade and industry: the gun-style design is easy to handle and the integrated processor provides accurate measurement results.

    • Infrared thermometer for non-contact surface temperature measurements

    • 12:1 optics and high resolution processor for accurate measurement results

    • Contact measurement possible with connectable temperature probe (TC type K)

    • Adjustable emission level

405 Products found
Show More