Macro close-up of the LT3700C pH electrode's robust glass sensitive membrane, specifically designed to be resistant to mechanical shock in aggressive industrial environments.

LT3700C pH sensor mounted in a precision fixture for measuring a copper plating bath in an electronics manufacturing facility during PCB processing.

Detailed view of the LT3700C double liquid junction design and PCG polymer gel electrolyte, ensuring strong anti-pollution capability and high temperature resistance.

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Complex Media LT3700C Online pH Sensor for Wastewater

The LT3700C online pH sensor for complex wastewater provides exceptional long-term acid-alkali resistance and robust anti-pollution performance.

● Superior Adaptability to Extreme Environments: Specifically designed for complex conditions, the LT3700C excels in media with high salt, heavy metal ions, high organic matter, and ammonium ions where standard electrodes often fail.
● Robust Anti-Pollution & Mechanical Design: It features a double liquid junction structure and a robust, acid-alkali resistant sensitive membrane that provides exceptional resistance to mechanical shock and long-term chemical corrosion.
● High Temperature and Pressure Resilience: This sensor is engineered to operate efficiently in temperatures up to 100°C and can reliably withstand process solution osmotic pressures up to a maximum of 6 Bar.
● Enhanced Longevity via Specialized Electrolytes: By offering various intermediate electrolyte options, the LT3700C ensures stable, accurate pH measurements and an ultra-long service life even in highly specific or extreme media where standard sensors often fail.
● High-Precision 0-14pH Full-Range Durability: This electrode maintains exceptional accuracy across the entire 0-14pH scale and is specifically engineered to provide superior resistance to long-term exposure in strong acid and alkali environments.

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LT3700C Online pH Sensor Technical Description

As a leading manufacturer and supplier, we provide the Complex Media LT3700C Online pH Sensor for Wastewater. This high-performance electrode features specialized intermediate electrolytes, ensuring ultra-long longevity in extreme environments like high-salt and heavy-metal media. With a robust IP68 glass body and double salt bridge, it offers stable 0-14pH measurements under 6 Bar pressure and 100°C. Our factory offers customizable insertion depths up to 425mm for chemical plants and electroplating facilities. This solution significantly reduces maintenance for bulk wholesale buyers seeking durable industrial water quality analyzers.

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High Accuracy pH Electrode Technical Data Sheet

Measuring range:	0-14pH
Temperature range:	0-100°C
Pressure Rating:	0-3 bar, 6 Bar Max
Temp. compensation type:	NTC 2.252K / 5K /10K/22K/30K/ PT100/PT1000 (optionaI)
Slope:	95%
Membrane resistance:	<250MQ
Zero potential:	<±10 mV
Response time:	<10 s
Salt Bridge Type:	Porous Ceramic Core
Reference electrolyte:	PCG polymer gel (Customized type)
Reference type:	dual-salt bridge reference
Installation thread:	PG13.5
Housing material:	Glass
Insertion depth:	120/150/225/325/425 mm etc customizable
PH sensitive membrane:	Acid alkali sensitive membrane (HA)
Cable connection:	S8/S8M/S7/VP8/K8S/K2, etc customizable

Acid and Alkali Resistant pH Probe Applications

Relying on its unique specialized electrolytes and exceptional resistance to extreme chemical conditions, the LT3700C Online pH Sensor is specifically designed to provide stable and reliable monitoring in “difficult” media where standard sensors typically fail.

Specialized Application Fields:
● Complex Chemical & Chlor-Alkali Processes: Specifically engineered for the rigorous demands of complex chemical engineering and chlor-alkali production, where specialized electrolytes ensure long-term electrode survival.
● High-Salt & Heavy Metal Wastewater: Ideal for monitoring industrial wastewater containing high concentrations of salt, heavy metal ions, and organic matter that would otherwise poison standard sensors.
● High-Temperature Sugar & Food Production: With its robust design, it excels in high-temperature sugar refining and applications involving high protein substances.
● Electronics & Electroplating Industry: Provides high-precision measurements in aggressive electronic electroplating baths and ammonia-rich chemical environments.
● Textile Printing & Dyeing: Delivers reliable and accurate pH monitoring in the complex chemical mixtures and highly colored media found in industrial dyeing processes.

Extra Information

Complex Industrial pH Electrode Features
● Superior Stability: Engineered for high-performance repeatability and stability in demanding environments.
● Anti-Pollution Design: Utilizes a double liquid junction structure to provide excellent anti-pollution capabilities, especially in high-temperature settings.
● Industrial Durability: Features an IP68 waterproof rating and is specifically designed for target-oriented media to minimize maintenance.
● Robust Membrane: Includes an acid-alkali resistant sensitive membrane that maintains high-precision 0–14 pH measurements.
● Extreme Resistance: Offers exceptional durability against mechanical shock and prolonged chemical exposure.

Customizable Online pH Sensor Options
● OEM/ODM Capabilities: Extensive expansion options are available to meet the specific requirements of diverse industrial facilities.
● Tailored Insertion Depths: Custom sizes available, including 120mm, 150mm, 225mm, 325mm, or 425mm, to fit various tank and pipe configurations.
● Advanced Salt Bridge Upgrades: The standard single-point porous ceramic core can be upgraded to multi-point systems or a circular Teflon salt bridge.
● Flexible Connectivity: Supports various cable connection types, such as S8, VP8, K8S, and more.
● Extended Reach: Cable lengths can be extended up to 60 meters for versatile installation.