CO,CO₂,light and sound

Everyone is exposed to different environmental influences in their day-to-day lives, for example at the workplace: illuminance, sound level and indoor air quality are all significant factors which influence people's performance and their well-being. Testo offers suitable measuring instruments for controlling each of the measurement parameters of lux, sound and CO2 (for indoor air quality).

41 Products or Recomendations for CO
  • testo 545 - Light 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

    € 310,00
    € 378,20 z DDV-om
  • testo 540 - Light 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

    € 116,00
    € 141,52 z DDV-om
  • testo 535 - CO2 meter

    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

    € 430,00
    € 524,60 z DDV-om
  • testo 435-1 - Multi-function climate measuring instrument

    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

    € 409,00
    € 498,98 z DDV-om
  • 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 435-3 - Multi-function climate measuring instrument

    Order-Nr. 0560 4353

    testo 435-3 – multi-function climate measuring instrument with integrated differential pressure measurement. You can use this to carry out measurements which you need to adjust ventilation and air conditioning systems and assess room air quality. For this we offer a comprehensive range of optional probes and sensors to choose from.

    • Includes differential pressure measurement for filter monitoring or for measurement with a Pitot tube

    • Further optional probes can be attached: thermal and vane anemometers, along with probes for air humidity, CO2, absolute pressure and temperature

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

    • Illuminated display

    € 659,00
    € 803,98 z DDV-om
  • testo 435-2 - Indoor air quality meter

    Order-Nr. 0563 4352

    The testo 435-2 indoor air quality meter allows you to carry out all the measurements that are necessary to check and adjust ventilation and air conditioning systems and assess the quality of the indoor air. Select from a wide range of probes and sensors. Because it’s you know best what your meter needs to be able to do!

    • Comprehensive range of measuring functions using optionally available accessories – e.g. anemometers, moisture sensors, lux and degree of turbulence sensors

    • Super-size memory for up to 10 000 readings

    • Displays dew point difference, min, max and mean values

    • PC software for analyzing and logging measuring data

    € 519,00
    € 633,18 z DDV-om
  • testo 815 - Sound level meter

    Order-Nr. 0563 8155

    Determine the noise level quickly, easily and reliably in your day-to-day work: with the testo 815 sound level meter.

    • Frequency evaluation according to characteristic curves A and C

    • Easy to adjust (adjustment screwdriver included in the scope of delivery)

    • Min./max. memory

    • Integrated tripod knuckle screw (1/4 inch)

    € 233,00
    € 284,26 z DDV-om
  • testo 816-1 - Sound level meter

    Order-Nr. 0563 8170

    The testo 816-1 sound level meter is the professional model in the Testo sound level meter series. It is designed specifically for measuring noise levels in the workplace, in public places and in industry and production. Includes data storage and analysis.

    • Precise noise level measurements according to IEC 61672-1 Class 2 and ANSI S1.4 Type 2

    • Ideal for health and safety inspections and immission control

    • Integrated memory for up to 31 000 readings: long-term measuring possible

    • PC software for data analysis and USB cable for data transfer

    € 490,00
    € 597,80 z DDV-om
  • testo 480 - Digital temperature, humidity and air flow meter

    Order-Nr. 0563 4800

    Air flow measurements in ducts, temperature measurements in laboratories, humidity measurements in production, pressure difference measurements in clean rooms. The testo 480 digital temperature, humidity and air flow meter comes with a wide range of optional sensors that allow you to measure, analyse and log these and a variety of other parameters with only one device.

    • High-quality optional sensors for measuring air flow, temperature, humidity, pressure, degree of turbulence, heat radiation, CO2, illumination intensity, PMV/PPD and WBGT

    • High-precision, integrated pressure sensor included

    • Pro-software for easy and efficient analysis and logging included

    • Intelligent calibration concept

  • testo 435-4 - Multifunction indoor air quality meter

    Order-Nr. 0563 4354

    The testo 435-4 multifunction indoor air quality meter allows you to carry out all the measurements you need to inspect and adjust ventilation and air conditioning systems and to check the quality of the indoor air. There is also an integrated pressure difference sensor for pitot static tube measurements and filter monitoring and a wide range of optionally available sensors and probes to choose from.

    • Includes pressure difference sensor for pitot static tube measurements or filter monitoring

    • Further sensors optionally available (eg. anemometer, moisture sensors, lux and degree of turbulence sensors) for a variety of different measuring applications

    • Super-size memory for up to 10 000 measurements

    • PC software for analyzing and logging measuring data

    € 700,00
    € 854,00 z DDV-om
  • testo 317-3 - CO meter for measuring CO in the surrounding air

    Order-Nr. 0632 3173

    Carbon monoxide is a killer. That’s why CO checks need to be carried out when a gas heating or boiler is being serviced or installed. The compact testo 317-3 CO meter is designed to provide you with a quick and reliable means of testing the surrounding air for carbon monoxide.

    • Ready to go: no zero phase

    • Alarm with adjustable thresholds

    • Carry case with belt clip and handstrap

    • 3-year CO sensor warranty

    € 153,00
    € 186,66 z DDV-om
  • testo 315-3 - CO and CO2 meter for ambient measurements

    Order-Nr. 0632 3153

    The high-quality testo 315-3 is an easy-to-use, ruggedly designed CO and CO2 meter that enables you to carry out quick and reliable ambient measurements according to DIN EN 50543 standard.

    • High-precision electrochemical CO sensor, shock resistant infrared CO2 sensor

    • Visual and audible alarm when thresholds are breached – adjustable thresholds

    • Rugged design

    • TÜV certified according to DIN EN 50543 standard

    € 780,00
    € 951,60 z DDV-om
  • testo 315-4 - Ambient CO measuring instrument

    Order-Nr. 0632 3155

    For quick, precise measurement of carbon monoxide in ambient air – in accordance with DIN EN 50543: The testo 315-4 CO measuring instrument is easy to operate, has a robust design and is of durable quality.

     

    • High-precision carbon monoxide measurement in ambient air

    • TÜV-tested according to EN 50543

    • Convenient, easy operation

    • Data can be printed out on site

  • testo 160 THL - WiFi data logger with integrated sensors for temperature, humidity, lux and UV radiation

    Order-Nr. 0572 2024

    Protect your sensitive and valuable exhibits and archived material with WiFi data logger testo 160 THL. The testo 160 THL climate logger with integrated temperature, humidity, lux and UV sensors ensures comprehensive monitoring of the ambient climate and light conditions in museums at all times.

    • With integrated sensors for temperature and humidity, as well as lux and UV radiation

    • Blends in perfectly with the surroundings thanks to an optional, customisable deco-cover

    • Perfectly networked: data storage in the Testo Cloud, real-time alarm via email or (optionally in conjunction with an Advanced licence) SMS

    • Simple to install, integrate and operate

    € 499,00
    € 608,78 z DDV-om
  • testo 160 IAQ - WiFi data logger with display and integrated sensors for temperature, humidity, CO2 and atmospheric pressure

    Order-Nr. 0572 2014

    If there are a lot of people in a room, the air quality deteriorates. Reliable monitoring is particularly important, because indoor air quality is linked to our well-being. The WiFi data logger testo 160 IAQ is ideal for monitoring indoor air quality in facility management.
     

    • Ideal for monitoring indoor air quality (IAQ)

    • Simple to install, integrate and operate – particularly user-friendly with air quality displayed in the form of a traffic light system

    • Perfectly networked: data storage in the Testo Cloud, real-time alarm via email or SMS (optional in conjunction with an Advanced licence)

    • Blends in perfectly with the surroundings thanks to an optional, customizable deco-cover

    € 499,00
    € 608,78 z DDV-om
  • testo 440 Indoor Comfort ComboKit with Bluetooth®

    Order-Nr. 0563 4408

    Use this practical Indoor Comfort ComboKit to handle all relevant measurements in order to evaluate the indoor air quality in indoor areas and to determine the draught risk and degree of turbulence in workplaces. The testo 440 air velocity and IAQ measuring instrument, the CO2 probe with Bluetooth including temperature and humidity sensor and the turbulence probe are all safely stowed away in the case. So you can get down to work straight away!

    • Intuitive: clearly structured measurement menu for long-term measurement and parallel determination of CO₂ concentration, humidity, air temperature and degree of turbulence in workplaces

    • Precise: calculation of wet bulb temperature, dew point and absolute humidity – determination of the degree of turbulence and draught risk according to EN ISO 7730 / ASHRAE 55

    • Convenient: wireless probe, internal data storage and USB port for data export

    • As multifaceted as your challenges themselves: the air velocity and IAQ measuring instrument can be expanded with a large portfolio of digital probes

  • testo 440 - Air velocity and IAQ measuring instrument

    Order-Nr. 0560 4401

    Precise, reliable measurement of all air velocity and IAQ parameters with just one measuring instrument: the multifunction measuring instrument features intuitive operation with clearly structured measurement menus. Adjusting air conditioning and ventilation systems, monitoring air quality or carrying out comfort level measurements – thanks to versatile options for combining with high-quality, digital probes, you are ideally equipped to carry out your measuring task (please order probes separately).

    • Intuitive: clearly structured measurement menus for volume flow, degree of turbulence, cooling/heating output, mould detection and long-term measurement, such as CO₂

    • Wireless: Bluetooth® probes for extra convenience when measuring and less cable clutter in the measuring case (please order probes separately)

    • Clear overview: large graphic display with parallel display of 3 readings

    • Safe and reliable: internal data storage and USB port for data export

  • testo 440 dP - Air velocity and IAQ measuring instrument including differential pressure sensor
     

    Order-Nr. 0560 4402

    Precise, reliable measurement of all air velocity and IAQ parameters with just one measuring instrument: the multifunction measuring instrument features an integrated differential pressure sensor and intuitive operation with clearly structured measurement menus. Adjusting air conditioning and ventilation systems, monitoring air quality or carrying out comfort level measurements – thanks to versatile options for combining with high-quality, digital probes, you are ideally equipped to carry out your measuring task (please order probes separately).

    • Intuitive: clearly structured measurement menus for volume flow, K-factor, degree of turbulence, cooling/heating output, mould detection and long-term measurement, such as CO₂

    • Wireless: Bluetooth® probes for extra convenience when measuring and less cable clutter in the measuring case (please order probes separately)

    • Clear and reliable: large graphic display with parallel display of 3 readings as well as internal data storage and USB port for data export

    • Includes a differential pressure sensor: for Pitot tube measurement and monitoring filters

  • testo 440 Lux Kit

    Order-Nr. 0563 4402

    Kit for measuring the illuminance in workplaces, for example in offices or in production areas. Keep the testo 440 air velocity and IAQ measuring instrument and a lux probe safely stowed away in the case. So you can get down to work straight away!

    • Intuitive: clearly structured measurement menu for long-term measurement and determination of illuminance according to the V-lambda curve , thus for all common light sources

    • Precise: standard-compliant accuracy according to DIN EN 13032-1 and class C according to DIN 5032-7

    • Convenient: non-slip probe contact surface for convenient positioning at the measuring location, internal data storage and USB port for data export

    • As multifaceted as your challenges themselves: the air velocity and IAQ measuring instrument can be expanded with a large portfolio of digital probes

41 Products found
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