Extech SDL100 pH / ORP Meter Datalogger

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  • Dual display of pH or mV and temperature.
  • ATC or manual temperature compensation for greater accuracy.
  • Stores 99 readings manually and 20 million on the supplied SD card.

rrp £306.20

now £244.96 (Ex. VAT) £293.95 (Inc. VAT)

rrp £306.20

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"Store up to 20M readings in Excel format"

  • Description

    Extech SDL100 pH / ORP Meter Datalogger

    The Extech SDL100 pH Meter displays and stores pH and ORP readings, perfectly suited to lab applications such as measuring pH of processed liquid samples. ORP = Oxidation Reduction Potential (Redox)

    The supplied temperature probe enables the SDL100 to provide automatic temperature compensation for increased accuracy of pH meter readings.

    The Extech SDL100 pH/ORP meter is capable of storing up to 99 results manually, while the supplied 2GB SD card allows up to 20M readings to be stored and transferred to a PC for viewing and analysis. In addition, the RS232 port allows data streaming directly to a PC. ORP stands for Oxidation Reduction Potential.

    Extech SDL100 pH/ORP/Temperature Datalogger Features:

    • Dual display of pH or mV and Temperature
    • ATC or manual Temperature compensation
    • 3 point calibration ensures the best linearity and accuracy
    • Large backlit dual LCD
    • Stores 99 readings manually and 20M readings via 2G SD card
    • User programmable sampling rate
    • Built-in PC interface
    • Min/Max and Data Hold functions, Auto power off
  • Specification


    • Range: 0 - 14pH
    • Resolution: 0.01pH
    • Accuracy ±(0.02pH + 2 digits)

    ORP (Oxidation Reduction Potential)

    • Range: -199mV - 1999mV
    • Resolution: 1mV
    • Accuracy: ±(0.5% + 2 digits)


    • Range: 0 - 65°C
    • Resolution: 0.1°C
    • Accuracy: ± 1°C
    • Memory: 20M data records using supplied SD memory card
    • Dimensions: 182 x 73 x 47.5mm
    • Weight: 455g
  • Supplied Accessories

    • Extech SDL100 pH/ORP Meter
    • Mini pH Electrode
    • Thermistor Temperature Probe
    • Sample Buffers
    • 2GB SD Memory Card
    • 6 x AA Batteries
    • Hard Cary Case
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  • Delivery Information

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    We use DPD/Interlink for all larger items and Royal Mail for smaller items and accessories. With DPD/Interlink you will receive a 1 hour delivery window on the day of delivery via e-mail/text and a notification 15 minutes before arrival so you will not have to wait around all day. You can even manage your booking online and re-arrange delivery for another date or arrange the goods to be left with a neighbour of your choice.

    We also offer delivery options for goods required urgently on certain products, all which are sent by DPD/Interlink.

    Our charges for UK deliveries:

    • FREE Delivery (on select products only): typically 3-5 working days*
    • Standard Delivery at £4.95: 2-3 working days
    • Next Working Day Delivery (on select products only) at £7.50
    • Pre-Noon Next Working Day Delivery (on select products only) at £9.50*
    • Pre-10.30am Next Working Day Delivery (on select products only) at £18.50*
    • Saturday Pre-Noon Delivery (on select products only) at £14.50*
    • Sunday Pre-Noon Delivery (on select products only) at £14.50*

    *UK mainland only

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