Global Water WTW WQL-H Datalogger w/Kit Sale

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Product Manual
Global Water WTW WQL-pH Datalogger w/Kit (#4AA591) $2,186

Monitoring of water resources has become a global challenge with high priority.  Therefore innovative measuring technology is essential to meet the challenge.  The WQL-pH, pH dataloggers are the first launched product of the new WTW product family. 

The pH dataloggers meet the requirements of continuous long-term pH measurement and data logging.  Applications for the WQL-pH, pH Dataloggers are characterized by the need for a large quantity of reliable data measurements at multiple measuring positions which are difficult to access.  With a diameter of only 1 inch (25 mm) the pH dataloggers are ideal for both ground and surface water monitoring projects.

The pH dataloggers consist of four parts including the end cap which covers the USB data transfer port, the main body which houses the battery, the replaceable long life pH electrode, and the guard that protects the pH electrode.


  • Intelligent energy management for longer battery lifetime
  • Up to 600,000 data records
  • USB connection for fast data transfer to PC
  • Replaceable pH electrode
  • User-friendly software interface