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    testo 312-2 - Pressure measuring instrument up to 40/200 hPa

    0632 0313
    testo 312-2
  1. DVGW-tested
  2. Switchable measuring ranges with high resolution
  3. Alarm indicator for undershooting of freely adjustable limit values
  4. Print out of measurement data with the testo fast printer
    5. testo 312-2, precision manometer up to 40/200 hPa, DVGW approval, incl. alarm display, battery and calibration protocol
    testo 312-2, DVGW approval according to TRGI, measures pressure from 0 to 200 hPa. Even the finest of pressures with a resolution of 0.01 mbar can be measured in the measuring range from 0 to 40 mbar.

    testo 312-2 precision pressure measuring instrument, including battery and calibration protocol

    Pressure measurement

    Measuring range
    -80 to +80 InHâ‚‚O / -200 to +200 hPa
    -16 to +16 InHâ‚‚O / -40 to +40 hPa
    Accuracy
    ±1.5 % of mv (+1 to +16 InH₂O) / ±1.5 % of mv (+3 to +40 hPa)
    ±0.2 InH₂O (0 to +20 InH₂O) / ±0.5 hPa (0 to +50 hPa)
    ±1.5 % of mv (> 20 InH₂O) / ±1.5 % of mv (> 50 hPa)
    ±0.01 InH₂O (0 to +1 InH₂O) / ±0.03 hPa (0 to +3 hPa)
    Resolution
    0.1 InHâ‚‚O (-80 to +80 InHâ‚‚O) / 0.1 hPa (-200 to +200 hPa)
    0.01 InHâ‚‚O (-16 to +16 InHâ‚‚O) / 0.01 hPa (-40 to +40 hPa)
    Overload rel. (low pressure)
    ±400 InH₂O / ±1000 hPa

    General technical data

    Dimensions
    8 x 3 x 2 in. / 215 x 68 x 47 mm
    Operating temperature
    41° to 113 °F / 5 to +45 °C
    Housing
    ABS
    Alarmsignal
    audible; rpm - Optical
    Alarm untere Grenze
    -0.04 hPa
    Alarm upper threshold
    100 hPa
    Battery type
    9V block battery, 6F22
    Display type
    LCD
    Display size
    2 lines
    Storage temperature
    -4° to 140 °F / -20 to +60 °C
    Weight
    11 oz. / 300 g