Mettler Toledo™ EL20 Benchtop pH Meter for Teaching and Learning

Compact instrument tailored for training courses in colleges and universities

Manufacturer: Mettler Toledo™ 51302931

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Catalog No. 01-915-672

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


    Specifications

    Includes Meter, operating instructions, quick guide, power adapter, LE407 pH electrode (01-915-675), electrode arm, 2 each pH 4.01 and pH 7.00 buffer sachets
    Range (pH) 0 to 14
    Resolution (pH) 0.01
    Accuracy (pH) ±0.01
    Range (mV) 0 to ±1999mV
    Resolution (mV) 1mV
    Accuracy (mV) ±1mV
    Calibration Points (pH) 1 or 2
    Resolution (Temperature) 0.1°C
    Accuracy (Temperature) ±0.5°C
    Display Type LCD
    Inputs BNC for pH combination or half cell, 2mm banana socket for separate reference half cell, Cinch/RCA jack for ATC probe (NTC 30kilohm)
    Outputs 2mm Banana socket for analog output
    Probe Type NTC
    Weight (Metric) 0.6kg
    Detection Range 0 to 14pH
    Electrical Requirements 100/240V 50/60Hz adapter for 9V DC input
    For Use With (Application) pH, mV, Temperature
    Hertz 50/60Hz adapter for 9V DC input
    Height (English) 2.1 in.
    Length (Metric) 20cm
    Material ABS/PC Reinforced Window, Membrane Keypad
    Temperature Range (English) -32° to +212°F
    Temperature Range (Metric) -0° to +100°C
    Voltage 100/240V
    Weight (English) 1.3 lb.
    Width (Metric) 17.5cm

    Versatile benchtop meter helps make learning and teaching easy

    • Large LCD shows measured value and temperature simultaneously
    • 5-button membrane keypad makes operation easy
    • Press CAL to calibrate, with automatic buffer recognition; press READ to begin measurement
    • Measures pH, mV and temperature
    • Helpful icons inform you of electrode condition, measurement progress and reading stability (with automatic endpoint recognition)
    • Laminated Quick Guide outline operation at a glance

    Variety of inputs and outputs

    • BNC input for combination or half-cell electrode
    • Reference input for separate reference half cell
    • Accepts redox electrode for oxidation-reduction measurements
    • ATC input for NTC 30kilohm probe
    • Analog output for transmission of graphical plots of reading to an optional chart recorder
    Durable housing, universal power supply
    • Rugged ABS housing
    • PC-reinforced window
    • Tough membrane keypad
    • 100 to 240V 50/60Hz power supply provides 9VDC to instrument

  • Description & Specifications

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