Fisher Scientific™ accumet™ AP85 Portable Waterproof pH/Conductivity Meter

Durable, waterproof, dustproof—ideal for rough field applications

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Catalog No. 13-636-AP85


This item has been discontinued by the manufacturer and is no longer available. Please call customer service for assistance: 1-800-766-7000. 


    Model Meter Kit Package
    Includes Meter, 1.0cm-1 conductivity/temperature Plastic-bodied probe with 3 ft. (0.9m) long cable (13-620-AP54), All-in-one pH/temperature probe (13-620-AP55), 4.00 and 7.00pH buffer solutions, 1413μS conductivity calibration solution, sample bottle, four AAA batteries, carrying case
    Range (Conductivity) 0 to 19.99μS, 0 to 199.9μS, 0 to 1999μS, 0 to 19.99mS, 0 to 199.9mS
    Resolution (Conductivity) 0.01μS, 0.1μS, 1μS, 0.01mS, 0.1mS
    Accuracy (Conductivity) ±1% FS
    Range (TDS) 0 to 9.99ppm, 10 to 99.9ppm, 100 to 999ppm, 1 to 9.99ppt, 10 to 99.9ppt, 100 to 200ppt
    Resolution (TDS) 0.01ppm, 0.1ppm, 1ppm, 0.01ppt, 0.1ppt, 1ppt
    Accuracy (TDS) ±1% FS
    Temperature Compensation Automatic or Manual
    Resolution (Temperature) 0.1°C
    Accuracy (Temperature) ±0.5°C
    Display Type LCD
    Battery Type Four AAA
    Certifications/Compliance ISO 9001
    Weight (English) 0.04 oz.
    Accuracy +0.01pH
    Calibration Points 5
    Cell Constant 1cm-1
    Detection Range -2 to +16pH
    For Use With (Application) pH, Conductivity, TDS
    Height (English) 2.25 in.
    Length (Metric) 19cm
    Resolution 0.01pH
    Sensor Types Conductivity
    Temperature Range (Metric) 0° to 100°C
    Width (English) 3.75 in.
    Width (Metric) 9.5cm
    Warranty 3 Years

    Measures pH, conductivity and TDS plus temperature. Switches between pH, conductivity and TDS with the press of a button. Dual-display LCD shows all parameters with temperature; recalls previous calibration points too.

    • Advanced set-up mode for customizing meter parameters
    • Selectable automatic endpoint freezes reading immediately after stabilization
    • HOLD button freezes reading
    • Self-diagnostic: meter indicates when it is ready to operate; error messages alert operator to problems
    • ISO™ 9001 certified manufacturer

    Powerful pH Mode
    • Recalls pH electrode slope and offset
    • Has five-point calibration with automatic buffer recognition

    Conductivity and TDS Modes
    • Recalls and customizes effective cell constants for each range
    • Autoranging for conductivity across five ranges
    • Autoranging for TDS across six ranges
    • Five-point calibration for ±1% full-scale accuracy

    Flexible Temperature Mode
    • Select temperature in °C or °F Set coefficient from 0 to 10% for accurate compensation in almost any solution
    • Manual or automatic temperature compensation

  • Description & Specifications
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