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TESTO 440 Indoor Comfort ComboKit With Bluetooth
TESTO 440 Indoor Comfort ComboKit With Bluetooth Original price was: AED 7,814.Current price is: AED 7,753. (excl.VAT)

Testo 315-3 CO and CO2 meter for ambient measurements

Testo 315-3 CO and CO2 meter for ambient measurements key features :

  • 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

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.

(1 customer review)

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Testo 315-3 CO and CO2 meter for ambient measurements

Order-Nr. 0632 3153

1 review

1 review for Testo 315-3 CO and CO2 meter for ambient measurements

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  1. Charles

    It’s Great

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Testo is a world leader in the design, development, and manufacture of portable test and measurement instrumentation and solutions. Backed by 60 years of measuring engineering experience, our mission is to provide the best quality, service, and value in the industry. In addition, Testo is recognized as the leading worldwide manufacturer of portable combustion efficiency analyzers and air emission analyzers. Testo has become a major supplier of HVAC, critical HVAC, refrigeration, airflow, and environmental monitoring instruments for markets as diverse as chemical, food service and production, pharmaceutical and biotechnology, and residential HVAC suppliers.

Data Sheet

Data Sheet


Gas detector
Gas measuring name/range/reso;ution/accurracy

CO Accuracy: ±3 ppm (0 to 20 ppm), ±5 ppm (>20 ppm), CO Range: 0 to 100 ppm, CO Resolution: 0.5 ppm, CO2 Accuracy: ±300 ppm (0 to 4.000 ppm), ±8% of m.v. (4.000 to 6.000 ppm), ±500 ppm (6.000 to 10.000 ppm), CO2 Range: 0 to 10.000 ppm, CO2 Resolution: 10 ppm

Gas type

Carbon Dioxide (CO2), Carbon monoxide (CO)

Temperature range/resolution/aacuracy

Accuracy: ±0.5 °C (±1 Digit), Range: -10 to +60 °C, Resolution: 0.1 °C

Mechanical and General Specifications

190 x 65 x 40 mm


200 g

IP rating



Lithium polymer battery pack

Operating temperature

0 to +40 °C / +32 to +104 °F

Storage temperature

-20 to +60 °C / -4 to +140 °F


Range: +5 to +95 %RH
Accuracy: ±2.5 %RH (5 to 95 %RH)
Resolution: 0.1 %RH