The SenTix® from WTW are pH electrode equipment. These tools are usually used as electromechanical sensors. These apparatus offer sensitive measuring signals, and must be routinely serviced and calibrated. In addition, these electrodes enable important additional information fucntions, such as calibration data and sensor ID. SenTix® come in different types such as SenTix® 940, 940-3, 900-P, 950, 980 and ORP 900.