614 True Union pH Sensor

/614 True Union pH Sensor

614 True Union pH Sensor

True-Union pH Sensor

The model 614 true-union pH sensor is a downsized version of the model 642, offered in an easy-to-install configuration for insertion or submersion applications. The true-union style threaded fitting locks in the sensor for extra safety and very easy removal.

For Universal Use

  • Submersion or insertion
  • Environmental monitoring
  • Process liquids


Recommended for applications where frequent removal in tough application for calibration, cleaning or quality control checks is required.


  • True union to lock in or remove easily
  • Rugged PVC body construction
  • Cushion-mounted pH electrode resists shocks
  • “U” shaped body protects glass tip from breakage during calibration, cleaning and accidental impact
  • Open electrode tip for easy cleaning
  • Large 13 mm (½ inch) diameter reference junction for reliable operation in the most dirty environments
  • Low maintenance, easy to calibrate
  • Rapid and accurate response
Installation Drawing

Quick Connect Flowcell & Insertion Fitting

A2300121 = option -21 on model 414 conductivity sensor, 614 pH sensor, 814 ppm DO sensor.
Installation Drawing