HVAC/R - Large Service Orgs

355 products or recommendations for HVAC/R - Large Service Orgs
  • testo 460 - Compact Optical RPM meter

    Order-Nr. 0560 0460

    For carrying out non-contact rpm measurements: the testo 460 tachometer with self-adhesive reflective markers, LED measurement spot marking and a long list of high-quality accessories.

    • Optical rpm measurements

    • LED measuring spot marking

    • Easy-to-read, backlit display for use in all lighting conditions

    • Long list of accessories including reflective markers, protective cap and belt bag

  • testo 511 - Absolute Pressure Meter

    Order-Nr. 0560 0511

    Small, handy and practical: the testo 511 absolute pressure meter measures absolute pressure and is also suitable for measuring the barometric altitude between two points.

    • High-precision absolute pressure measurement with an accuracy of ±3 hPa

    • Suitable for barometric altitude measurements

    • Calculates the barometric air pressure

    • 8 pressure units available
       

  • testo 610 - Compact Humidity/Temperature Meter

    Order-Nr. 0560 0610

    The handy testo 610 thermohygrometer asurement of temperature and humidity in indoor areas. In addition, the compact instrument can also calculate the dew point and the wet bulb temperature.

    • Easy temperature and humidity measurement

    • Calculation of dew point and wet bulb temperature

    • Illuminated display

    • Capacitive humidity sensor with long-term stability

  • testo 810 - 2 channel Infrared Thermometer (with TopSafe case)

    Order-Nr. 0560 0810

    The testo 810 infrared thermometer allows the simultaneous measurement of the air temperature and surface temperature of the object being measured - without contact. The infrared temperature measuring instrument automatically displays the temperature difference. This makes it particularly suitable for use in the heating, ventilation and air conditioning trade.

    • Simultaneous measurement of the surface temperature and air temperature

    • Non-contact measurement of the surface temperature (infrared thermometer)

    • Display of the temperature difference

    • Adjustable emission level

  • testo 540 - Lux Meter

    Order-Nr. 0560 0540

    The testo 540 light meteris a quick and easy-to-use entry level model designed for measuring lighting conditions in the workplace.

    • For quick ‘n easy measurements in the workplace

    • Sensor is modelled on the spectral sensitivity of the human eye

    • Hold function, min/max values

    • Protective cap for safe storage

  • testo 545 - Lux Meter

    Order-Nr. 0560 0545

    The testo 545 light meter allows you to measure the light intensity at the workplace quickly and easily – and to save the readings for future documentation and analysis.

    • Precise light intensity readings in lux

    • Large memory for up to 3 000 readings

    • Selective or time-based averaging

    • Measuring site management with optional software: up to 99 measuring sites available

  • 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 110 - 1 Channel NTC Thermometer

    Order-Nr. 0560 1108

    Cold storage rooms, cold storage warehouses, outdoors: the testo 110 digital temperature meter shows what it’s really made of when temperatures start to drop. Thanks to the NTC technology tucked away inside, it can measure temperatures in very low temperature environments.

    • Extremely accurate, also in very low temperature ranges, i.e. cold storage rooms

    • Optional connectable temperature sensor and wireless sensor for different applications in the field

    • Audible alarm, user-defined thresholds

    • HACCP compliant, certified according to EN 13485 for use in the food sector

  • testo 425 - Compact Thermal Anemometer

    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 410-1 - Compact Vane Anemometer

    Order-Nr. 0560 4101

    The testo 410-1 vane anemometer measures air velocity and air temperature. Use it to carry out quick spot measurements at ventilation grilles (air outlets). The anemometer is also ideal for use outdoors. It displays the units m/s, km/h, fpm, mph and kts, and also calculates wind chill and the Beaufort wind force.

    • Vane anemometer with permanently installed 40 mm vane

    • Measurement of air velocity and air temperature

    • Calculates wind chill and the Beaufort wind force

    • Practical: with single-point averaging, max/min and Hold function

  • testo 417 - Vane Anemometer

    Order-Nr. 0560 4170

    The testo 417 vane anemometer allows you to carry out quick and precise measurements at air inlets and outlets. The easy-to-read display shows air flow speed and direction as well as volumetric flow rate and temperature. The meter can also calculate the mean time value, average value and minimum and maximum value at the touch of a key.

    • Compact anemometer with integrated 100 mm vane

    • For measuring air flow, volumetric flow rate and temperature

    • Ideal for carrying out measurements at air inlets and outlets

    • For carrying out measurements at disk valves, ventilation grilles and ceiling diffusers using optionally available accessories

  • testo 416 - Vane Anemometer

    Order-Nr. 0560 4160

    Vane anemometer with telescopic sensor – ideal for carrying out airflow measurements in air ducts.

    • Permanently connected telescopic sensor – maximum length 890 mm, diameter 16 mm

    • Airflow measurements, selective and time mean values for calculating air volume

    • Hold function; min/max display; auto power off

    • Calibration certificate and batteries included

  • testo 435-1 - Multi-function Instrument for VAC & IAQE18D16:E17

    Order-Nr. 0560 4351

    testo 435 is a series of multi-function climate measuring instruments made by Testo. The testo 435-1 version is the entry-level measuring instrument in this series. You can use this to carry out measurements which you need to adjust ventilation and air conditioning systems and assess air quality. For this we offer you a comprehensive range of optional probes and sensors to choose from.

    • You have the option of connecting thermal anemometers and vane anemometers for measuring air velocity and volumetric flow in ventilation ducts

    • Air quality: measurement of CO2, air humidity, air temperature and absolute pressure with the optional IAQ probe

    • Display of dew point distance, min., max. and mean values

    • Illuminated display

  • testo 405 - Thermal Anemometer

    Order-Nr. 0560 4053

    Use the testo 405 thermal anemometer to measure air velocity, volumetric flow and air temperature. It is suitable for carrying out quick check measurements in ventilation ducts and for measuring the air velocity in rooms, e.g. at draughty windows.

    • Measurement of air velocity, volumetric flow and air temperature

    • For measurements in ventilation ducts and in rooms

    • Particularly precise in the range between 0 and 2 m/s

    • Telescope extendible to 300 mm

  • testo 410-2 - Compact Vane Anemometer (+Humidity)

    Order-Nr. 0560 4102

    Ideal for rapid measurement at ventilation grilles (air outlets) and for inspecting air conditions – also outdoors: use the testo 410-2 vane anemometer to measure humidity, as well as air velocity and air temperature. Dew point and wet bulb temperature, wind chill or Beaufort wind force: the anemometer can accomplish the calculation of all these parameters at the touch of a button.

    • Permanently installed vane with a diameter of 40 mm

    • Measurement of air velocity, air temperature and humidity

    • Calculates dew point and wet bulb temperature, wind chill and Beaufort wind force

    • Includes single-point averaging, max/min and Hold function

  • testo 535 - CO₂ Monitor

    Order-Nr. 0560 5350

    The testo 535 CO2 meter comes with a permanently attached sensor and is designed specifically for monitoring and optimising the ambient air.

    • Quick and accurate CO2 measurements

    • Long-term measurements using max and average values

    • Long-term stable, maintenance-free infrared sensor

    • Optional testo turbo printer for print outs on site

  • testo 512 - Differential pressure meter for 0…2 hPa

    Order-Nr. 0560 5126

    The testo 512 differential pressure meter is available as four different models. This model has a measuring range from 0…2 hPa and is ideal for measuring pressure differences at filters and for carrying out pitot static tube measurements in air ducts at air flow speeds between 2 and 17,5 m/s.

    • 8 measurement units to choose from: psi, kPa, hPa, Pa, mm H2O, mmHg, inch H2O, inch Hg

    • 2 air flow units to select from: m/s, fpm

    • Integrated density compensation

    • Backlit display, min/max values, hold function

  • testo 605-H1 - Mini Thermohygrometer

    Order-Nr. 0560 6053

    The testo 605-H1 thermohygrometer enables reliable measurement of humidity and air temperature and calculation of the dew point. It has a permanently mounted probe shaft which means it is excellent when it comes to carrying out check measurements in ventilation ducts.

    • Measures relative humidity and air temperature

    • Calculates the dew point

    • Ideal for measurements in ventilation ducts and in rooms

    • Measuring values easy to read off thanks to a pivoting display

  • testo 445 - climate measuring instrument

    Order-Nr. 0560 4450

    You can keep a close eye on indoor air quality with the testo 445 climate measuring instrument: the allrounder can measure up to 6 parameters (with the appropriate probe), which can help you make a professional assessment of indoor air quality. The climate measuring instrument therefore supports you in adjusting and checking ventilation and air conditioning systems.

    • Multi-function climate measuring instrument: measure up to 6 measurement parameters at the same time

    • Internal reading memory for up to 3,000 readings

    • Automatic allocation of the duct cross-section to the measuring location (max. 99 measuring locations)

    • Automatic mean value calculation and determination of the volume flow

  • testo 623 - Thermohygrometer

    Order-Nr. 0560 6230

    The elegantly designed testo 623 thermohygrometer provides you with a quick and convenient means of measuring the temperature and humidity in offices, living spaces and commercial premises and logs the readings over a period of 90 days.

    • Measures the temperature and humidity in the room and alerts the room’s occupants when thresholds are reached

    • Large, easy-to-read display: shows the current reading and provides you with an at-a-glance 90-day statistic snapshot

    • Long-term stable sensor – for long-term, high-quality measurements

    • Table and wall mount included

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