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Description: Walchem’s WEL Series electrodes are cost-effective differential pH and ORP electrodes for industrial applications. They are modular in design with a rugged CPVC housing that contains the electronics; pH and ORP cartridges can easily be connected or replaced in
- pH Range: 0 to 14 ph
- Response Time: 5 seconds
- Operating Temperature: 50 to 212 F
- Operating Pressure Range: 100 psi
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Supplier: Cole-Parmer
Description: and mounting hardware including retrofit • 914 m (3000 ft) transmission distance Differential Electrode measurement technique uses three electrodes instead of the two normally used in conventional pH sensors. Process and reference electrodes measure the pH
- Operating Temperature: 23 to 203 F
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Supplier: Cole-Parmer
Description: and mounting hardware including retrofit • 914 m (3000 ft) transmission distance Differential Electrode measurement technique uses three electrodes instead of the two normally used in conventional pH sensors. Process and reference electrodes measure the pH
- Operating Temperature: 23 to 203 F
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Supplier: Cole-Parmer
Description: and mounting hardware including retrofit • 914 m (3000 ft) transmission distance Differential Electrode measurement technique uses three electrodes instead of the two normally used in conventional pH sensors. Process and reference electrodes measure the pH
- Operating Temperature: 23 to 203 F
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Supplier: Hach
Description: Hach pHD Process pH Sensors for use with Hach's Digital sc Controllers and Digital Gateway. The inline process pH sensors feature exceptional performance due to the Differential Electrode Measurement Technique. This field-proven technique uses three electrodes
- Body Material: Epoxy or Polymer
- Mounting Options: In-Line (Insertion)
- Features: Submersible / Water Resistant
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Description: Walchem’s WDS Series differential pH and ORP sensors are designed for industrial applications to be long-lasting and reliable. The differential measurement technique uses two electrodes, one for the process measurement and the other for the reference measurement. Each
- pH Range: 0 to 14 ph
- Operating Temperature: 23 to 203 F
- Operating Pressure Range: 100 psi
- ORP Range: -2,000 to 2,000 millivolts
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Supplier: Eutech Instruments Pte. Ltd.
Description: ClassificationDifferential ORPSensorPlatinumORP Range±1000 mVReferenceKynar®, differential pH electrodeReference ElectrolytepH buffer solutionOperating Temperature-5 to 95 °C / 23 to 203 ºFPressure Tolerance6.9 bars (100 psi)Potential Matching Pin / Liquid
- ORP Range: -1,000 to 1,000 millivolts
- Operating Temperature: 23 to 203 F
- Operating Pressure Range: 100 psi
- Mounting Options: In-Line (Insertion)
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Supplier: Advanced Sensor Technologies, Inc.
Description: While the ZEUS„¢ pH Sensors are only available in the configurations as detailed above, all other IOTRON„¢ series pH sensors can be custom built-to-order specific to your exact application requirements. Please review our pH sensor overview webpage to select the customizable
- pH Range: 0.5 to 14.5 ph
- Operating Temperature: 5 to 302 F
- Operating Pressure Range: 200 psi
- Body Material: Epoxy or Polymer
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Description: The WPH410/420 Series pH/ORP on-line process controllers are designed for a broad range of industrial, commercial, and municipal water treatment applications. WPH controllers are easily configured to accurately measure pH or mV (ORP) values from Walchem’s WEL and WDS
- Number of Inputs: 1 inputs
- Number of Control Outputs: 4 outputs
- Type: DC Voltage Input
- Interface: Digital Front Panel
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Supplier: OMEGA Engineering, Inc.
Description: The pHACT is a Fast Acting pH Sensor, with a built-in differential amplifier and 100 ohms ATC sensor that provides a compensated output compatible with any pH meter. It is an ideal solution for ground loop problems, since it has a built-in solution ground and low impedance
- pH Range: 0 to 14 ph
- pH Accuracy: 0.1 (+/- % FS)
- Response Time: 10 seconds
- Operating Temperature: 32 to 230 F
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Supplier: Advanced Sensor Technologies, Inc.
Description: Available with most any integral temperature compensation element (Pt100 or Pt1000 Standard), Solution Ground Liquid Earth (316SS or Platinum), Dual pH/ORP All-In-One Configuration and Conventional or Differential Analog preamplifier to allow for interfacing with most any existing OEM
- pH Range: 0.5 to 14.5 ph
- Operating Temperature: 5 to 302 F
- Operating Pressure Range: 150 psi
- Body Material: Epoxy or Polymer
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Supplier: Advanced Sensor Technologies, Inc.
Description: Cable (œBL). Available with most any integral temperature compensation element (Pt100 or Pt1000 Standard), Solution Ground Liquid Earth (316SS or Platinum), Dual pH/ORP All-In-One Configuration and Conventional or Differential Analog preamplifier to allow for interfacing with most any
- pH Range: 0.5 to 14.5 ph
- Operating Temperature: -31 to 302 F
- Operating Pressure Range: 200 psi
- Body Material: Epoxy or Polymer
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Supplier: Advanced Sensor Technologies, Inc.
Description: conditions. Thick-wall break resistant low-profile parabolic pH glass element for slurry and viscous type process media extends service life for tough installations This type of rugged parabolic thick-wall, low-profile, break-resistant pH glass is now standard for all X3XX series
- pH Range: 0.5 to 14.5 ph
- Operating Temperature: -31 to 302 F
- Operating Pressure Range: 100 to 200 psi
- Body Material: Epoxy or Polymer
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Supplier: SWAN Analytical USA, INC.
Description: reagent concentration based on differential conductivity. Connections for two 2-electrode conductivity sensors with integrated Pt1000 temperature probe (e.g. Swansensor UP-Con1000) and for a digital SWAN sample flow meter.
- pH Range: 7.5 to 11.5 pH
- Accuracy: 0.01 ±pH
- Control Relays: 2
- Process Media Temperature: -22 to 482 F
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Supplier: SWAN Analytical USA, INC.
Description: Complete monitoring system for the automatic, continuous measurement of the conductivity before (specific / total conductivity) and after a cation exchanger (acid / cation conductivity). Calculation of the sample pH value and alkalizing reagent concentration based on differential
- pH Range: 7.5 to 11.5 pH
- Accuracy: -1 to 1 ±pH
- Control Relays: 2
- Process Media Temperature: -22 to 266 F
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Supplier: SWAN Analytical USA, INC.
Description: Triple channel conductivity monitor for specific (total), acid (cation) and degassed conductivity. Features Includes easy to swap cation column with rinsed nuclear grade resin. Calculation of the pH value and alkalizing reagent concentration in power plants by differential conductivity
- pH Range: 7.5 to 11.5 pH
- Accuracy: -1 to 1 ±pH
- Process Media Temperature: 122 F
- Operating Temperature: 122 F
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Supplier: Analytical Technology, Inc.
Description: second glass pH electrode as the reference element. The glass reference system protects the sensor from chemical poisons (sulfide, cyanide, chlorine, bisulfite, etc.) that destroy conventional pH sensors. A large volume, dual junction saltbridge is used to maximize the
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Supplier: Analytical Technology, Inc.
Description: sensors measure F-ion in solution the same way that a pH sensor measures hydrogen ions. A lanthanum fluoride crystal on the tip of the sensor develops a voltage that is proportional to fluoride ion activity. An integral reference electrode is used as a comparator to measure the
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Process/Industrial Instruments and Controls Handbook, Fifth Edition > pH MEASUREMENT: THEORY AND REALITY
Great Lakes Instruments patented a differential pH electrode , using a second glass measurement electrode (behind a double junction) in a buffer solution for the reference electrode as shown in Fig. 25.
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NASA Tech Briefs, October 2007
Topics covered include; Wirelessly Interrogated Position or Displacement Sensors; Ka-Band Radar Terminal Descent Sensor; Metal/Metal Oxide Differential Electrode pH Sensors; Improved Sensing Coils for SQUIDs; Inductive Linear-Position Sensor/Limit-Sensor Units; Hilbert-Curve Fractal Antenna With Radiation- Pattern Diversity; Single-Camera…
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Lactic bulk culture system utilizing a whey-based bacteriophage inhibitory medium and pH control. I. Applicability to American style cheese.
Differential pH electrode systems with built-in transmitters were remarkably stable even though subjected to normal heating and cooling of the substrate.
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Physical Sciences :: NASA Tech Briefs
Metal/Metal Oxide Differential Electrode pH Sensors .
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Measuring β-Galactosidase activity at pH 6 with a differential pH sensor
The kinetics in the differential pH electrodes was monitored for 200 sec at 37ºC.
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Electronic Journal of Biotechnology - Measuring b-Galactosidase activity at pH 6 with a differential pH sensor
The kinetics in the differential pH electrodes was monitored for 200 sec at 37ºC.
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Measuring β-Galactosidase activity at pH 6 with a differential pH sensor | Acevedo | Electronic Journal of Biotechnology
The kinetics in the differential pH electrodes was monitored for 200 sec at 37ºC.
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Physical Sciences :: NASA Tech Briefs
Metal/Metal Oxide Differential Electrode pH Sensors .
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Physical Sciences :: NASA Tech Briefs
Metal/Metal Oxide Differential Electrode pH Sensors .