Emerson Automation Solutions – Rosemount Datasheets for pH Electrodes

pH electrodes are analytical sensors for measuring potential of hydrogen (pH), the negative logarithm of the hydrogen ion activity in solution.
pH Electrodes: Learn more

Product Name Notes
Model 3200HP pH sensor is designed for the accurate measurement of pH in low conductivity water. It is well suited to analysis of condensate, boiler water, and feedwater in power...
Models 3900 and 3900VP are provided with a double junction reference, which protects the reference element from poisoning ions – such as ammonia, chlorine, cyanides, and sulfides – in the...
The 3500P and 3500VP are the foundation of the Rosemount Analytical PERpH-X™ high performance pH / ORP sensor offering. The 3500P sensors incorporate several design innovations that prolong the life...
The chemical-resistant construction of Tefzel®, titanium, and the patented TUpH™ reference junction makes Models 398 and 398R the ideal sensors for measuring pH in harsh process liquids. Model 398R/RVP sensors...
The low maintenance Model 397 pH sensor offers long life and high performance in the measurement of pH in aqueous solutions with high suspended solids. THE TUpH™ MODEL 397 pH...
The RB pH Sensor is designed for extended sensor life when used in applications with sulfides which are typically found in scrubbers. Maximum sensor life due to proprietary multi-junction which...
The TUpH™ reference junction and helical pathway combined with the AccuGlass™ pH glass perform exceptionally well in dirty, high solid applications and require only minimum maintenance. Model 396R retractable sensor...
The ultimate in high temperature performance, these sensors incorporate several design innovations that prolong the life of the sensor in difficult hot processes. The 3400 is the retractable version of...
DRIFT FREE REFERENCE - designed with silver-silver chloride reference electrode with gelled electrolyte and proprietary liquid junction. STERILIZATIONS UP TO 140°C – Improved GPHT glass technology increases high temperature stability.
ENHANCED RESISTANCE TO PROCESS ATTACK provided by field-proven pH glass formulation. EXTENDED SENSOR LIFE provided by double junction reference cell for process solutions that contain poisoning ions. MULTIPLE MOUNTING OPTIONS...
LONGER SENSOR LIFE provided by triple junction reference cell in process solutions containing poisoning ions. SUPERIOR CHEMICAL RESISTANCE provided by rugged Tefzel® body, completely sealed to eliminate sensor leakage. NOISE...
NO GLASS TO BREAK due to use of Ion-selective field effect transistor. Reduced drift with TUpH™ reference technology*. SUITABLE FOR USE AT COLD TEMPERATURES with continued rapid response and accuracy.
QUICK CABLE-TO-SENSOR RELEASE, provided by the watertight VP 6.0 connector, eliminates cable twisting. MINIMUM SENSOR MAINTENANCE due to TUpH™ reference technology¹ which ensures steady pH signal when sensor is coated.
RETRACTABLE SENSOR can be easily removed and replaced under pressure without process shutdown. CHEMICALLY RUGGED TEFZEL® BODY with titanium tube provides maximum resistance and is completely sealed to eliminate sensor...
SILCORE™2 TECHNOLOGY PROVIDES INCREASED SENSOR LIFE when used in elevated temperature applications. QUICK CABLE-TO-SENSOR RELEASE, provided by the watertight VP multiple pin connector, eliminates cable twisting. MINIMUM SENSOR...
SPECIAL pH SENSITIVE GLASS MEMBRANE for extended sensor life in high temperature sterilizations is resistant to mechanical and thermal shock. NON-FLOWING JUNCTION minimizes maintenance requirements and eliminates the need for...
STEAM STERILIZABLE and AUTOCLAVABLE DISSOLVED OXYGEN, pH, & CONDUCTIVITY SENSOR: Allows For Fixed or Retractable Mounting Configurations Measures Accurately after many 130°C (266°F) SIP Applications Requires Minimal Servicing Installs Easily...