Industrial Sensors

pH, ORP, conductivity and oxygen sensors for industrial applications.

Analog and Digital memosens. Low-maintenance, high-precision measurements in the chemical, pharmaceutical, food, energy and enviromental sectors.

pH Sensors

SE 515

High stability and a long life cycle are achieved by the special design. Through a ground-glass sleeve junction the reference system is in direct contact with the measured medium. There is hardly any risk of contamination or blocking of the junction. Measurement is possible even at low temperatures thanks to a special low-impedance glass.

SE 546
Break-resistant ISFET pH sensor.
Broad range of applications due to outstanding features: Body made of FDA-compliant PEEK, double-chamber reference system, short response time, application at low temperatures, certified biocompatibility, sterilizable and autoclavable.

SE 554
Low-maintenance sensor for demanding process applications in the chemical industry. High accuracy, stability, speed, and a long life cycle are achieved by the special design. Through two open junctions, the reference system is in direct contact with the measured medium. There is hardly any risk of contamination or blocking of the junction. The high content and special distribution of potassium chloride in the polymer reduces measurement disturbances which could be caused by liquid junction potentials.

SE 555
Steam-sterilizable sensor providing high reliability and precision. The special pH glass enables a very fast and stable response and makes the sensor CIP- and SIP-capable, even in the harshest of environments. The gel electrolyte of the reference electrode is pressurized and long-term stable. This makes the sensor ideal for routine applications in food processing and biotechnology. It is equally suited for continuous measurements in analytical chemistry.

SE 557
For special requirements and high-precision measurements, with refillable liquid electrolyte. Elimination of typical junction problems resulting in high measurement accuracy in ultrapure water as well as in heavily polluted media and at high temperatures. Integrated, refillable liquid electrolyte reservoir. Ceramic junction; Self cleaning due to pressurization (continuous outflow of electrolyte). Silver ion trap prevents junction fouling and contamination.

SE 558
For uncomplicated measurement in ultrapure water, water and analytical chemistry. Low-maintenance pH sensors with gel reference electrolyte. The SE 558 sensor has an integrated temperature detector to allow automatic temperature compensation of the pH signal during calibration and operation. The SE 558 sensor is particularly suitable for use in media of very low conductivity. It provides 3 ceramic junctions and a KCl reservoir.

SE 559
For uncomplicated measurement in ultrapure water, water and analytical chemistry. The calibrated annular junction enables precise measurements in media of very low conductivity virtually without influence of flow. The large contact surface of the junction minimizes problems caused by contamination. The sensor is ideal for processes for which liquid-electrolyte sensors should be used, but where maintenance is impossible for extended periods of time.

SE 560
For media with low conductivity and/or at low temperatures, refillable liquid electrolyte. Precise measurement through self-cleaning junction with high electrolyte outflow, also for media with very low conductivity. Measurements at low temperatures through special low-impedance glass.

SE 571
Low-maintenance sensor for demanding process applications in the chemical industry, digital, with Memosens technology. The special design provides high accuracy, stability, speed, and a long life cycle. Through a PTFE ring junction, the reference system is in direct contact with the measured medium. There is hardly any risk of contamination or blocking of the junction. A salt reservoir protects against leaching. A special cartridge reference element prevents poisoning of the reference system. Resistant to high pressure.

OPR Sensors

SE 564
Heavy duty ORP sensor designed for highly contaminated media and pressure fluctuations. The state-of-the-art polymer electrolyte of the reference system allows for use in media containing sulfides and provides good long-term stability. It is designed for high pressure and pressure fluctuations. The 2-hole junction prevents blocking of the reference system also in waste water containing solid impurities.

SE 565
The SE 565 ORP sensors are low-maintenance and pressure-resistant. Through a ceramic junction, the polymer reference system is in contact with the process medium. The sensor is made of platinum.
SE 565 sensors are designed for simultaneous measurement of ORP and temperature in industrial processes. They are suitable for sterilization with steam and they provide a reference system which has been developed for the use in food and pharmaceutical products.

Conductivity Sensors

SE 604
Robust 2-electrode sensor. For precise and reliable measurement of low and very low conductivities, particularly in ultrapure water. Robust, coaxially arranged electrodes made of stainless steel. Large measuring range from ultrapure water to drinking water. Integrated temperature detector for exact temperature compensation. Easy to clean thanks to replaceable outer electrode.

SE 605 (H)
Robust 2-electrode sensor, for precise and reliable measurement of extremely low conductivities in hygienic applications, also in ultrapure water. Robust, coaxially arranged electrodes made of stainless steel. Large measuring range from ultrapure water to 200 µS/cm with only one sensor model. Integrated temperature detector for exact temperature compensation. Easy to clean thanks to replaceable outer electrode.

SE 615 2-Electrode Sensor
Reasonably priced sensor for water and wastewater treatment applications. Large measuring range thanks to electrodes made from low polarized special graphite. Designed for MemoRail applications.

The SE 615 conductivity sensor with Memosens connector system has 2 graphite sensing electrodes and requires low maintenance. The integrated temperature detector provides automatic temperature compensation during calibration and operation of the sensor. The sensor is designed for simultaneous measurement of conductivity and temperature in industrial processes.

SE 630
SE 630 Memosens 2-Electrode Sensor Low-maintenance and precise 2-electrode sensor with integrated temperature detector. CIP-capable, steam-sterilizable and autoclavable. For an extensive range of applications at moderate pressures. Corrosion-proof materials, graphite electrodes, and PES body. High accuracy and integrated temperature detector for correct temperature compensation and concentration measurement. Large pressure and temperature range.Applications Water, moderately polluted wastewaters, process solutions with medium conductivities; also corrosive media.

SE 670 Toroidal
Cost-effective digital sensor for measuring low to very high conductivities. Insensitive to contamination and corrosion. Universal conductivity sensor with large measuring range for moderate chemical stress. With integrated, extremely fast temperature detector.

SE 610
The low-cost solution for measuring low conductivities in water/wastewater applications. Compact 2-electrode sensor with coaxial stainless-steel electrodes, integrated temperature detector and fixed cable.

SE 620
Pharma-compliant 2-electrode sensor in hygienic design. Conductivity sensor in pharmaceutical design with coaxial electrodes and integrated temperature detector. Low surface roughness of 0.8µm. The materials are physiologically harmless and meet FDA requirements. Steam-sterilisable. Reliable and easy checking of the measurement using PortaSim simulators according to USP.

The materials are physiologically harmless and meet FDA requirements. Steam-sterilisable. Reliable and easy checking of the measurement using PortaSim simulators according to USP.

SE 600
4-electrode sensor for high-pressure and high-temperature applications; large measuring range from pure water up to high conductivities. For special chemistry applications up to 210 °C and 25 bar. Universal measuring range from pure water to 600 mS/cm. With fixed cable and integrated temperature detector. Process-wetted materials: stainless steel and PTFE; very compact design.

SE 603
4-electrode sensor with a very broad measuring range, very high corrosion resistance, and high pressure and temperature capability. Sensor materials: PTFE and platinum. For special chemistry applications, universal measuring range from pure water to 600 mS/cm. With fixed cable and integrated temperature detector. Process-wetted materials: PTFE and platinum. Ultracompact design.

SE 655 Toroidal
Universal and precise sensor with high chemical resistance over a very large measuring range. For heavily polluted media. Corrosion-resistant toroidal sensor for measuring pure water up to maximum conductivities. Smooth, easy-to-clean design. High accuracy due to electrodeless measurement. Low risk of contamination because of large sensor opening. Also for hazardous areas.

SE 656 Toroidal
Special and precise sensor with maximum chemical resistance over a very large measuring range. For heavily polluted and strongly oxidizing media. Corrosion-resistant toroidal sensor for measuring pure water up to maximum conductivities. Insensitive to strongly oxidizing media. Smooth, easy-to-clean design. High accuracy due to electrodeless measurement. Low risk of contamination because of large sensor opening. Also suitable for hazardous areas.

Oxygen Sensors

SE 706
Oxygen Sensor in robust and hygienic stainless steel design. High accuracy and low detection limit. Simple and fast maintenance due to special membrane. Reliable in-line measurement of dissolved oxygen, even under sterile and hygienic conditions. High signal stability. Simple maintenance due to modular design. Special membrane with steel mesh and PTFE coating. Sterilizable, autoclavable, and CIP-capable. Also suitable for use in hazardous areas.

SE 707
Reliable measurement of oxygen traces also under sterile and hygienic conditions; signal-stable and robust. High resolution of low oxygen concentrations, simple and cost-efficient sensor calibration in ambient air. No calibration gases. High signal stability also in the presence of high CO2 partial pressures. FDA-conforming material with extremely smooth polished surface. Simple maintenance due to modular design. Sterilizable, autoclavable, and CIP-capable. Also suitable for hazardous areas.

SE 715
Reasonably priced sensor for water and wastewater treatment applications. Designed for MemoRail applications. The SE 715 oxygen sensor with Memosens connector system requires low maintenance and is equipped with a temperature detector. It is characterized by its high long-term stability, fast response and low flow dependence. The sensor is designed for simultaneous measurement of dissolved oxygen and temperature in industrial processes.

SE 740 Optical
Optical oxygen measurement based on fluorescence quenching technology. Flow-independent optical oxygen sensor with fast response. Ideal for measurements in demanding hygienic environments. Steam-sterilizable, autoclavable and CIP-capable.