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    TESTO 300 Residential / Commercial Combustion Analyzer Kit with Printer (w/ O2 and CO 0-4,000 )

    # 300

    • Fast and easy to operate: intuitive measurement menus and fast-response Smart-Touch display
    • Includes O2 and CO Sensor (CO Sensor range 0-4,000ppm), Bluetooth Printer, Printer Paper
    • Large 5-inch Smart-Touch HD display – see all the system’s measurements at a glance
    TESTO
    • TESTO
    • 300

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    • Fast and easy to operate: intuitive measurement menus and fast-response Smart-Touch display
    • Includes O2 and CO Sensor (CO Sensor range 0-4,000ppm), Bluetooth Printer, Printer Paper
    • Large 5-inch Smart-Touch HD display – see all the system’s measurements at a glance
    • Ready to measure at the touch of a button from standby mode
    Temperature – Type K TC
    Measuring range -40° to 2192 °F / -40 to +1200 °C
    Accuracy ±0.9 °F (32.0° to 212.0 °F) / ±0.5 °C (0.0 to +100.0 °C)

    ±0.5 % of mv (Remaining Range)

    Resolution 0.1 °F (-40° to 1831.8 °F) / 0.1 °C (-40 to +999.9 °C)

    ±1 °F (Remaining Range) / 1 °C (Remaining Range)

    Differential Pressure
    Measuring range -40 to +80 InH₂O / -100 to +200 hPa
    Accuracy ±0.2 InH₂O (0 to +20.0 InH₂O) / ±0.5 hPa (0 to +50.0 hPa)

    ±1 % of mv (+20.0 to +40.0 InH₂O) / ±1 % of mv (+50.1 to +100.0 hPa)

    ±1.5 % of mv (+40.0 to +80 InH₂O) / ±1.5 % of mv (+100.1 to +200 hPa)

    Resolution 0.00 InH₂O / 0.01 hPa
    Flue gas O₂
    Measuring range 0 to 21 Vol.%
    Accuracy ±0.2 Vol.%
    Resolution 0.1 Vol.%
    Flue Gas Draft
    Measuring range -4.00 to +16 InH₂O / -9.99 to +40 hPa
    Accuracy ±0.002 InH₂O (+0 to +0.0 InH₂O) / ±0.005 hPa (+0 to +0.1 hPa)

    ±0.01 InH₂O (+0.0 to +1.20 InH₂O) / ±0.02 hPa (+0.1 to +3.00 hPa)

    ±1.5 % of mv (1.20 to +16 InH₂O) / ±1.5 % of mv (3.01 to +40 hPa)

    Resolution 0.000 InH₂O (0 to 0.0 InH₂O) / 0.001 hPa (0 to 0.1 hPa)

    0.00 InH₂O (Remaining Range) / 0.01 hPa (Remaining Range)

    Efficiency (calculated)
    Measuring range 0 to 120 %
    Resolution 0.1 %
    Flue Gas loss (calculated)
    Measuring range 0 to 99.9 %
    Resolution 0.1 %
    Flue Gas CO₂ calculation (calculated from O₂)
    Measuring range Display range 0 to CO₂ max
    Accuracy ±0.2 Vol.%
    Resolution 0.1 Vol.%
    Flue gas CO (without H₂-compensation)
    Measuring range 0 to 4000 ppm
    Accuracy ±20 ppm (0 to 400 ppm)

    ±5 % of mv (401 to 2000 ppm)

    ±10 % of mv (2001 to 4000 ppm)

    Resolution 1 ppm
    Ambient CO
    Measuring range 0 to 2000 ppm
    Accuracy ±10 ppm (0 to 100 ppm)

    ±10 % of mv (101 to 2000 ppm)

    Resolution 1 ppm
    General technical data
    Operating humidity 15 to 90 %rH non-condensing
    Dimensions 9.6 (including probe connection) x 3.9 x 2.3 LxWxH / 244 (including probe connection) x 98 x 59 LxWxH
    Operating temperature 23° to 113 °F / -5 to +45 °C
    Protection class IP40
    Product colour black/orange
    Display type 5.0″ touch display, HD 1280*720 pixels, IPS (160 k)
    Power supply Rechargeable battery, USB mains unit
    Guarantee Gas sensors (O₂, CO) 24 months; rechargeable battery: 12 months; Thermocouple 12 months
    Authorizations TÜV-tested according to 1st German Federal Immission Control Ordinance (BImSchV) EN 50379, Parts 1-3
    Warranty conditions https://www.testo.com/guarantee
    Memory 1,000,000 measuring values
    Storage battery type Lithium ion battery
    Battery life 10 h
    Storage temperature -4° to 122 °F / -20 to +50 °C
    Weight approximately 28.2 oz. / approximately 800 g
    Charging temperature 32° to 113 °F / 0 to +45 °C
    Differential Pressure 4 Pa measurement – Piezoresistive
    Measuring Range -0 to +0 InH₂O / -50 to +50 Pa
    Accuracy ±0.0 InH₂O (< 0 InH₂O) / ±0.3 Pa (< 10 Pa)

    ±3 % of mv (Remaining Range)

    Resolution 0.0 InH₂O / 0.1 Pa

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