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Changsha Tianheng Scientific Instrument Equipment Co., Ltd
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Changsha Tianheng Scientific Instrument Equipment Co., Ltd

  • E-mail

  • Phone

    1536787517315974271831

  • Address

    4th Floor, Top Building, No. 137 Jianxiang South Road, Furong District, Changsha City

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PHSJ-4A pH meter

NegotiableUpdate on 02/15
Model
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Place of Origin
Overview
The PHSJ-4A pH meter can select five pH buffer solutions for automatic calibration of the instrument, and the test results can be stored, deleted, viewed, and printed; Up to 200 sets of measurement data can be stored; By adjusting the equipotential point and selecting specialized electrodes, the pH values of ultrapure water, pure water, and boiler water can be measured.
Product Details

    主要特点

    1. LCD display, Chinese operation interface

    2. Automatic and manual temperature compensation, automatic calibration, automatic calculation of electrode percentage theoretical slope

    3. Five pH buffer solutions can be selected for automatic calibration of the instrument (1 point or 2 points)

    4. The test results can be stored, deleted, viewed, and printed; Up to 200 sets of measurement data can be stored

    5. RS-232 interface, can be connected to TP-16 printer or communicate with computer using lightning data acquisition software

    6. By adjusting the equipotential point and selecting specialized electrodes, the pH values of ultrapure water, pure water, and boiler water can be measured

    技术指标

    Instrument level 0.001 level
    Measurement parameters PH value mV(ORP)、 Temperature value
    Measurement range pH (0.000~14.000)pH
    mV (-1999.9~1999.9)mV
    Temperature (-5.0~105.0)℃
    Resolution pH 0.1pH、0.01pH、0.001pH
    mV 0.1mV
    Temperature 0.1℃
    Basic error pH ± 0.005pH ± 1 word
    mV ± 0.2mV (within ± 399.9mV range) ± 0.03% FS (within other ranges)
    Temperature ± 0.3 ℃ ± 1 word
    Stability (± 0.005pH ± 1 word)/3h
    Temperature compensation Manual/Automatic (-5.0~105.0) ℃
    Power supply DC universal power supply (9V DC, 300mA, internal positive, external negative)
    Chassis appearance number WXS-A010-3
    Size (mm) 280×210×90
    Weight (kg) 1kg