testo 540 Illuminance meter

Product description: testo 410-2 The testo 410-2 is a vane anemometer with integrated humidity measurement and NTC air thermometer, which is ideal for measuring air velocity, temperature and humidity. With its patented humidity sensor, the instrument provides reliable measurement results and is particularly suitable for quick spot measurements at the air outlet.Technical details: Measuring device: Operating temperature: -10 to +50 °C Dimensions: 133 x 46 x 25 mm Battery life: 60 h Battery type: 2 mignon cells AAA Impeller wheel: Measuring range: 0.4 to 20 m/s Accuracy: ±(0.2 m/s + 2% v. Mw.) Resolution: 0.1 m/s Capacitive humidity sensor: Measuring range: 0 to 100 %rh Accuracy: ±2.5 %RH (5 to 95 %RH) Resolution: ±0.1 %RH NTC: Measuring range: -10 to +50 °C Accuracy: ±0.5 °C Resolution: 0.1 °C Advantages and benefits: Time averaging for precise measurement results Hold function and max/min values for easy data recording Wind chill calculation for the perceived outdoor temperature Long-life humidity sensor for accurate humidity measurements The testo 410-2 is handy, small and easy to use. It is perfect for use in refrigeration, air conditioning and ventilation technology as well as heat pumps. With its wide range of functions and precise measurement accuracy, it is an indispensable tool for any professional in the field of air measurement.

testo 610 humidity and temperature measuring device The handy Testo 610 humidity and temperature measuring instrument is the ideal tool for measuring indoor humidity and temperature quickly and precisely. With its patented Testo humidity sensor, it guarantees reliable measurement results. Thanks to an accuracy of +/-2.5 %RH and the calibration protocol supplied, you can rely on the measured values. The Testo 610 also offers the option of dew point calculation, wet bulb calculation, hold function and display of max and min values. Technical details: Storage temperature: -40° to +70°C Operating temperature: -10° to +50°C Dimensions: 119 x 46 x 25 mm Battery life: 200 hours Battery type: 2 mignon cells AAA Humidity measuring range: 0 to 100 %rh Humidity accuracy: +/-2.5 %RH (5 to 95 %RH) Humidity resolution: 0.1 %RH Temperature measuring range: -10° to +50°C Accuracy temperature: +/-0.5°C Temperature resolution: 0.1°C Advantages and benefits: 1. long-term stable Testo humidity sensor 2. high accuracy of +/-2.5 %rH for reliable measurement results 3. dew point calculation, wet bulb calculation and hold function included for extended functionality 4. compact, handy and easy to use for convenient application More information: Category: Thermo-hygrometer Type designation: 0560 0610 Measurement method: -10 to +50°C with NTC Bluetooth connectivity: No The Testo 610 Thermo-Hygrometer 0560 0610 is ideal for use in air conditioning, cooling and ventilation systems as well as heat pumps. With the ability to perform precise temperature, humidity, dew point and wetbulb measurements, it offers a versatile solution for various applications. Rely on Testo, the market leader since 1957, to improve the quality of your products and services, save time and resources and always make the right decisions.

Product description for 42-810: testo 810 temperature measuring instrument Introduction: The testo 810 is a versatile 2-channel temperature measuring instrument with infrared thermometer, which has been specially developed for use in refrigeration, air conditioning and ventilation technology or for heat pumps. It enables precise measurement of air and surface temperature and is ideal for HVAC professionals, technicians and DIY enthusiasts.Technical details: - Infrared measurement with 1-point laser spot marking and 6:1 optics - Display of the difference between air and surface temperature - Hold function and display of maximum / minimum values - Display illumination - Operating temperature: -10 … +50 °C - Infrared measuring range: -30 … +300 °C - Infrared accuracy: ±2.0 °C (-30 … +100 °C) - Battery life: 50 hours - Battery type: 2 mignon cells AAA Advantages and benefits: The testo 810 offers precise measurement results, easy handling and a compact design. With infrared measurement and the integrated NTC air thermometer function, you can quickly and conveniently compare air and surface temperatures. The 1-point laser measurement spot marking ensures an accurate measurement, while the hold function and maximum/minimum value display help you to keep an eye on the data.

testo 440 lux set illuminance meterLux probe (±1 digit)- Measuring range: 0 ... +100000 lux- Accuracy: DIN 13032-1 Annex B and Class C according to DIN 5032-7- Resolution: 0.1 lux (< 10000 lux); 1 lux (# 10000 lux) Included in the scope of delivery: testo 440 climate measuring instrument (0560 4401), lux probe with 1.4 m cable (0635 0551) and base case. Set for measuring the illuminance at workstations, for example in the office or in production. Safely stowed away in the case, you receive the testo 440 climate meter and a lux probe. So you can start working straight away! Intuitive: Clearly structured measurement menu for long-term measurement and evaluation of illuminance according to the V-lambda curve, therefore suitable for all common light sourcesPrecise: Standard-compliant accuracy in accordance with DIN EN 13032-1 and class C in accordance with DIN 5032-7Comfortable: non-slip probe support surface for convenient positioning at the measuring location, internal data memory and USB interface for data exportAs versatile as your challenges: The climate measuring device can be expanded with a large portfolio of digital probes

testo 410-1, vane anemometer with integrated NTC air thermometer, incl. protective cap, calibration protocol and batteries. testo 410-1 is suitable for measuring air velocity and temperature. The integrating measurement with the 40 mm vane wheel makes it ideal for quick spot measurements at the air outlet. Time averaging is possible. The measuring device is very handy, small and easy to use. • Time averaging• Hold function and max./min. values• Wind chill calculation for outdoor area (selected temperature)• Display illumination Technical data: Measuring device:Storage temperature: -20 … +70 °COperating temperature: -10 … +50 °CDimensions: 133 x 46 x 25 mmBattery life: 100 hBattery type: 2 AA cells AAA Wheel:Measuring range: 0.4 … 20 m/sAccuracy: ±(0.2 m/s + 2% v. Mw.)Resolution: 0.1 m/s NTC:Measuring range: -10 … +50 °CAccuracy: ±0.5 °CResolution: 0.1 °C