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Xi'an Shenghongchuang Instrument Co., Ltd.

Contact: Mr. Zhang

Mobile: 15529283736
Email: shc-sensor@qq.com

Address: Fortune Building, Sanqiao Street, Xixian New Area, Xi'an, Shaanxi Province

PTJ302 Corrosion-Resistant Level Transmitter: A Precision Measurement Solution for Strong Acid and Strong Alkali Applications
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PTJ302 Anti-corrosion Level Transmitter: A Precise Measurement Solution for Strong Acid and Strong Alkali Conditions

Under extreme working conditions such as strong acids and strong alkalis, the PTJ302 anti-corrosion level transmitter relies on ceramic anti-corrosion technology to provide enterprises with a precise and reliable level measurement solution. Developed by Xi'an Shenghongchuang Instrumentation Co., Ltd., this product can effectively address the challenges of corrosive media and ensure the safe and stable operation of industrial processes.


I. Challenges of Level Measurement Under Extreme Working Conditions

In industries such as chemicals, pharmaceuticals, and electroplating, strong acid and strong alkali media are highly corrosive to traditional level measurement equipment. Sensors made of ordinary metal materials may suffer corrosion, reduced accuracy, or even complete failure within a short time. This not only affects production efficiency, but may also cause safety hazards.

To address this industry pain point, the PTJ302 anti-corrosion level transmitter developed by Xi'an Shenghongchuang Instrumentation Co., Ltd. adopts advanced ceramic anti-corrosion technology. Through a special process, this technology forms a dense ceramic protective layer on the sensor surface, effectively resisting the corrosion of various corrosive media within the pH value range of 0-14.


II. Core Technical Advantages of PTJ302

1.Ceramic anti-corrosion technology: Made of 99% alumina ceramic material, it offers excellent acid and alkali resistance, with a service life 5-8 times that of ordinary stainless steel materials.

2.High-precision measurement: Equipped with imported high-sensitivity sensing elements, the measurement accuracy can reach ±0.2%FS, meeting the strict requirements of industrial process control.

3.Wide temperature range adaptability: The operating temperature range is -20℃~+80℃, and special models can be extended to -40℃~+125℃, adapting to various harsh environments.

4.Diversified outputs: Supports multiple signal output methods such as 4-20mA, 0-5V, and RS485, compatible with mainstream control systems.


III. Comparison of Product Performance Parameters

ParameterPTJ302Standard stainless steel sensor
Corrosion resistancepH0-14pH4-10
Measurement Accuracy±0.2%FS±0.5%FS
Service Life5-8 years1-2 years
Temperature Range-20℃~+80℃0℃~+60℃

IV. Typical Application Scenarios

1.Chemical industry: Level monitoring of storage tanks for strongly corrosive liquids such as sulfuric acid, hydrochloric acid, and sodium hydroxide.

2.Electroplating industry: Level control and alarm for various electroplating bath solutions.

3.Environmental protection engineering: Level measurement of acid-base neutralization tanks in wastewater treatment processes.

4.Pharmaceutical industry: Level monitoring of key equipment such as reaction kettles and storage tanks.


V. Product Series and Selection Guide

Xi'an Shenghongchuang Instrumentation Co., Ltd. provides a complete anti-corrosion level transmitter product line, including multiple models such as HHY700, ZC-185, CL192, and SSM-P220FS. Enterprises can select the most suitable product according to specific working conditions:

- For ultra-high-concentration acid and alkali media, the EVT300B series is recommended;

- For applications requiring explosion-proof certification, the LMK809-396-1000-B-C-1-1-3-3-DOS model is available;

- For scenarios with special installation requirements, the DH712 and YM series products provide more installation options.


VI. After-sales Service and Technical Support

As a professional high-tech enterprise, Xi'an Shenghongchuang Instrumentation Co., Ltd. provides customers with:

1. 24-month warranty service and lifetime maintenance;

2. Professional technical team providing selection consultation and installation guidance;

3. Regular follow-up visits and product performance testing services;

4. A 48-hour response mechanism in emergencies.


Summary and Action Recommendations

With its outstanding corrosion resistance and precise measurement capability, the PTJ302 anti-corrosion level transmitter has become an ideal choice for strong acid and strong alkali working conditions. As a leading manufacturer of pressure sensors and transmitters in the industry, Xi'an Shenghongchuang Instrumentation Co., Ltd. will continue to provide customers with reliable industrial measurement solutions.

If you would like to learn more about anti-corrosion level transmitters such as YM-BCYW and YM-QYYW, or obtain professional selection recommendations, please contact our technical consulting team immediately. Based on your specific working conditions, we will provide the optimal level measurement solution to ensure the safety and efficiency of your industrial production process.

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