Full profile of the RS485 two-pole graphite conductivity sensor, featuring an integrated transmitter and heavy-duty POM shell for industrial wastewater monitoring.
Close-up view of the 2-electrode graphite conductivity probe tip, engineered for strong acid and alkali resistance and an ultra-wide 0 to 70 ms/cm measurement range.
Technical dimensions schematic of the bipolar RS485 conductivity electrode, detailing the 189mm overall length and standard G3/4 installation thread for direct pipeline integration.
Full profile of the RS485 two-pole graphite conductivity sensor, featuring an integrated transmitter and heavy-duty POM shell for industrial wastewater monitoring.
Close-up view of the 2-electrode graphite conductivity probe tip, engineered for strong acid and alkali resistance and an ultra-wide 0 to 70 ms/cm measurement range.
Technical dimensions schematic of the bipolar RS485 conductivity electrode, detailing the 189mm overall length and standard G3/4 installation thread for direct pipeline integration.

LT5300I Digital Graphite Conductivity Sensor for Wastewater

Source wholesale digital graphite conductivity sensors featuring integrated RS485 output, wide measurement ranges, and corrosion resistance for industrial wastewater.

● Integrated Digital Transmitter (Modbus RS485): Features a built-in microprocessor that directly outputs standard Modbus RTU RS485 signals, eliminating the need for traditional external transmitters and streamlining integration with process control systems.
● Ultra-Wide Measurement Range (0~70 ms/cm): A single graphite probe covers a vast measurement spectrum that far exceeds standard stainless steel electrodes. This eliminates the need to purchase and switch between multiple electrodes with different cell constants.
● Two-poles Graphite Construction: Engineered with a robust graphite front electrode that delivers exceptional resistance to strong acid and alkali corrosion, ensuring superior stability and a long-lasting lifespan in harsh industrial environments.
● IP68 Waterproof & Fast Response: Fully sealed with an IP68 waterproof rating for safe, continuous submersion. It delivers highly accurate conductivity readings with a rapid response time of under 10 seconds.
● Seamless Process Installation: Equipped with standard G3/4 threads, allowing for direct, hassle-free installation into inline pipes or submerged tanks, significantly reducing setup and maintenance time.

Integrated RS485 Graphite Conductivity Probe Features

As a premier industrial manufacturer, we supply the Digital Graphite Conductivity Sensor for Wastewater to global B2B procurement managers and process engineers. The LT5300I features a built-in microprocessor delivering direct Modbus RS485 output, seamlessly replacing bulky external transmitters.

Its robust graphite construction ensures exceptional acid and alkali resistance, solving severe corrosion issues in harsh industrial processes. Covering an ultra-wide 0~70 ms/cm measurement range within a compact 189mm POM shell with standard G3/4 threads, this IP68-rated, wholesale-ready probe guarantees rapid response and superior cost-efficiency for large-scale sewage treatment facilities.

Wide Range Industrial Conductivity Sensor Specifications

Measuring range: 0~70mS/cm
Measurement Accuracy: ±2%
Temperature Range: -20~60℃
Pressure Resistance: 0~6Bar
Temperature Compensation Type: NTC22K
Data compensation: Default 25 ℃ temperature compensation, 2%/℃
Response Time: <10S
Lifespan: 2-3 years
Mounting Thread: G3/4
Housing Material: POM
Sensor Length: 189mm
Cable Connection: Integrated direct connection type
Power Supply: 6-30VDC
Communication: RS485 ModBus RTU

Corrosive Wastewater Conductivity Electrode Application Areas

The LT5300I Digital Graphite Conductivity Sensor is specifically engineered for highly corrosive, high-salinity, and complex fluid environments where traditional stainless steel electrodes typically fail or require constant replacement. Its ultra-wide measurement range and integrated digital output make it indispensable across several demanding B2B sectors:

● Industrial Chemical Processes: Unlike standard probes, the heavy-duty graphite electrode offers exceptional resistance to strong acid and alkali corrosion. This makes it the ideal choice for continuous conductivity monitoring in harsh chemical manufacturing pipelines, ensuring stable readings without material degradation.
● Seawater Desalination & Marine Monitoring: Covering a massive 0~70 ms/cm measurement range, the LT5300I can accurately track the high salinity of seawater. It completely eliminates the need for plant operators to purchase and swap out multiple probes with different cell constants for varying salinity levels.
● Municipal Sewage & Wastewater Treatment: Heavy industrial effluent constantly fluctuates in composition. The sensor’s built-in microprocessor and direct Modbus RS485 output streamline integration into large-scale PLC/SCADA systems, delivering rapid, interference-free data directly from complex wastewater tanks.
● Smart Agricultural Aquaculture: The fully integrated transmitter design, combined with an IP68 waterproof POM shell, provides a highly durable, “plug-and-play” solution for automated IoT water quality systems. It enables precise, long-term monitoring of nutrient and salinity levels in high-density aquaculture breeding facilities.

Extra Information

1. Integrated Digital Conductivity Probe Features

The LT5300I revolutionizes fluid analysis by housing a built-in microprocessor directly within the electrode body, successfully eliminating the need for bulky traditional transmitters. Featuring a heavy-duty POM shell and a specialized graphite front electrode, this IP68-rated waterproof probe delivers exceptional structural stability. It guarantees rapid response times of under 10 seconds while providing unparalleled resistance to strong acid and alkali corrosion, making it a highly durable choice for harsh B2B environments.

2. Wastewater Graphite Conductivity Sensor Specifications

Engineered for industrial-grade precision, this sensor covers a massive measurement range of 0 to 70 ms/cm with a reliable accuracy of ±2%. It operates safely within a temperature range of -20°C to 60°C and withstands pipeline pressures up to 6 Bar. The unit is equipped with NTC22K temperature compensation (defaulting at 25°C, 2%/°C) and powered by a 6-30VDC supply. Outputting directly via Modbus RTU RS485 communication, the sensor boasts an impressive field lifespan of 2 to 3 years.

3. Heavy-Duty Modbus RTU Electrode Benefits

One of the most significant advantages of this probe is its ultra-wide measurement span, which far exceeds conventional stainless steel secondary electrodes. Procurement managers and plant operators no longer need to purchase, calibrate, and swap multiple electrodes with different cell constants—one LT5300I handles it all. Additionally, standard G3/4 threads allow for seamless inline or submerged installation, while customizable options like a low-power module and up to 100-meter cable extensions offer ultimate flexibility for OEM/ODM integration.

4. Inline Industrial Conductivity Sensor Applications

Designed to tackle complex media, this versatile sensor is the ultimate continuous monitoring solution for diverse industrial sectors. Its corrosion-resistant graphite construction makes it highly effective for municipal sewage treatment plants, complex industrial chemical processes, and high-salinity seawater desalination facilities. Furthermore, its reliable, plug-and-play digital output makes it a perfect fit for surface water environmental monitoring and automated IoT agricultural aquaculture systems.

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Cut equipment costs with our integrated graphite conductivity sensors. Contact LOOTEST today for custom OEM/ODM solutions and factory-direct wholesale pricing. Request your free quote now!

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