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pH Data Loggers and Recorders

Long-Term pH Measurements and Monitoring
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  1. Reed Instruments SD-230 pH ORP Meter w/ SD Card Data Logging



    pH ORP Meter w/ SD Card Slot for Data Logging

    • Measures and Records pH (ORP Values), mV and Temperature Using External Sensors (Sold Separately)
    • Selectable Measurement Range of 0 to 14pH or 1 to 13pH
    • Recorded Data Logs to SD Card with Easy Analysis Using Microsoft® Excel®
    • LCD Display Shows Current Readings, Max and Min Readings and Battery Status
    • 1 Second to 1 Hour User-Selectable Sampling Rate
    • Powered by User-Replaceable Batteries with Optional AC/DC Powered Adapter (#AP-9VA-110V)

    Requires pH Electrode with BNC Connector and pH Buffer Solution

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  2. Onset HOBO MX2501 Bluetooth pH and Temperature Data Logger



    Bluetooth pH and Temperature Data Logger

    • Long-Term pH and Temperature Measurements in Estuaries, Lakes, Streams, Rivers and Oceans (Salt and Freshwater Environments)
    • Wireless Transmission of Recorded Readings to Phone or Tablet Using Bluetooth Smart LE Communications
    • 2.0 to 12.0 pH and 2C to 50C Measurement Ranges and +/-0.10pH and +/-0.2C Accuracy
    • User-Replaceable Lithium Battery with 1 Year Typical Life (1 Minute Sampling Rate and Bluetooth Always On)
    • Stores up to 43,300 Measured Readings with Date/Time Stamp if Bluetooth Communications Not Available

    Includes pH Electrode and Lithium Battery. HOBOmobile App Available on the Apple Store (iOS) and Google Play (Android)

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Measurement and recording or pH levels with a Data Logging Recorder. LCD Display for current, min and max readings, battery-powered and user-replaceable battery.