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    R & D

    56 Products
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    testo 420 - Differential pressure measuring instrument
    Differential pressure measurement, e.g. to check filters in air conditioning and ventilation systems
    Calculate flow velocity and volume flow using a Pitot tube
    Order no.0560 0420
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    Fast-action surface probe (TC type K)
    Fast response time (3 seconds) thanks to the thermocouple strip
    Thermocouple type K
    Order no.0602 0393
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    Temperature probe kit - with air probe, immersion/penetration probe and surface probe (TC type K)
    With 3 temperature probes (TC type K, class 1), wireless and without a handle, compatible with all Testo and standard TC type K measuring instruments
    Ideal for temperature measurements in a wide range of applications
    Order no.0602 5093
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    Waterproof immersion/penetration probe (TC type K)
    Thermocouple type K
    Response time of 7 seconds
    Order no.0602 1293
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    Humidity/temperature probe (Ø 12 mm)
    Humidity sensor with long-term stability
    Temperature measuring range: -20 to +70 °C
    Order no.0636 9735
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    Surface temperature probe with magnet (TC type K)
    Self-adhesive thanks to a magnet: probe for measuring surface temperature on metal surfaces
    Adhesive force approx. 10 N
    Order no.0602 4892
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    testo 338 - Smoke tester
    Handy and robust Easily possible to carry to the desired application site
    Determination of soot concentration (mg/m3) as well as Filter Smoke Number (FSN) or Bosch number
    Order no.0632 3381
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    Robust air temperature probe (TC type K)
    Thermocouple type K 
    Short response time thanks to the exposed sensor 
    Order no.0602 1793
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    Temperature probe with clamping bracket (TC Type K)
    With clamping bracket: enables quick, easy attachment of the probe to pipes with a diameter of 5 to 65 mm
    TC Type K temperature probe with 1.2 m cable
    Order no.0602 4592
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    Waterproof immersion/penetration probe (NTC)
    NTC temperature sensor
    Waterproof
    Order no.0613 1212
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    Flexible, fast-action immersion probe (TC type K)
    Short response time of 2 seconds
    Very large measuring range: -60 to +1000 °C
    Order no.0602 0593
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    Surface probe with widened measuring tip (TC type K)
    Extra-wide measuring tip for flat surfaces
    Thermocouple type K
    Order no.0602 1993