• 1bar High-Accuracy Flush Diaphragm Piezoresistive Ceramic Pressure Sensor, Anti-Corrosive & Stable Output, Wide Temperature Compensation, Suitable for Low-Pressure Liquid / Hygienic / Medical / HVAC Applications,RS186/RS183
  • 1bar High-Accuracy Flush Diaphragm Piezoresistive Ceramic Pressure Sensor, Anti-Corrosive & Stable Output, Wide Temperature Compensation, Suitable for Low-Pressure Liquid / Hygienic / Medical / HVAC Applications,RS186/RS183
  • 1bar High-Accuracy Flush Diaphragm Piezoresistive Ceramic Pressure Sensor, Anti-Corrosive & Stable Output, Wide Temperature Compensation, Suitable for Low-Pressure Liquid / Hygienic / Medical / HVAC Applications,RS186/RS183
  • 1bar High-Accuracy Flush Diaphragm Piezoresistive Ceramic Pressure Sensor, Anti-Corrosive & Stable Output, Wide Temperature Compensation, Suitable for Low-Pressure Liquid / Hygienic / Medical / HVAC Applications,RS186/RS183
  • 1bar High-Accuracy Flush Diaphragm Piezoresistive Ceramic Pressure Sensor, Anti-Corrosive & Stable Output, Wide Temperature Compensation, Suitable for Low-Pressure Liquid / Hygienic / Medical / HVAC Applications,RS186/RS183
  • 1bar High-Accuracy Flush Diaphragm Piezoresistive Ceramic Pressure Sensor, Anti-Corrosive & Stable Output, Wide Temperature Compensation, Suitable for Low-Pressure Liquid / Hygienic / Medical / HVAC Applications,RS186/RS183
  • 1bar High-Accuracy Flush Diaphragm Piezoresistive Ceramic Pressure Sensor, Anti-Corrosive & Stable Output, Wide Temperature Compensation, Suitable for Low-Pressure Liquid / Hygienic / Medical / HVAC Applications,RS186/RS183
  • 1bar High-Accuracy Flush Diaphragm Piezoresistive Ceramic Pressure Sensor, Anti-Corrosive & Stable Output, Wide Temperature Compensation, Suitable for Low-Pressure Liquid / Hygienic / Medical / HVAC Applications,RS186/RS183
  • 1bar High-Accuracy Flush Diaphragm Piezoresistive Ceramic Pressure Sensor, Anti-Corrosive & Stable Output, Wide Temperature Compensation, Suitable for Low-Pressure Liquid / Hygienic / Medical / HVAC Applications,RS186/RS183
  • 1bar High-Accuracy Flush Diaphragm Piezoresistive Ceramic Pressure Sensor, Anti-Corrosive & Stable Output, Wide Temperature Compensation, Suitable for Low-Pressure Liquid / Hygienic / Medical / HVAC Applications,RS186/RS183

1bar High-Accuracy Flush Diaphragm Piezoresistive Ceramic Pressure Sensor, Anti-Corrosive & Stable Output, Wide Temperature Compensation, Suitable for Low-Pressure Liquid / Hygienic / Medical / HVAC Applications,RS186/RS183

No.RS186
With its high cost-effectiveness, the temperature-compensated ceramic piezoresistive sensor core becomes the preferred choice for pressure sensing elements in IoT applications. It is widely used in measuring the pressure of air, water, oil, and other media. It has extensive applications in areas such as automotive, air compressors, firefighting water pipes, industry, and household appliances. We can customize various shapes and sizes of pressure-sensitive cores according to custom

The 1bar high-accuracy ceramic pressure sensor features a flush diaphragm design for precise liquid and gas pressure measurement. Its robust construction and temperature compensation ensure reliable industrial performance.

  • 1bar High-Accuracy Flush Diaphragm Piezoresistive Ceramic Pressure Sensor, Anti-Corrosive & Stable Output, Wide Temperature Compensation, Suitable for Low-Pressure Liquid / Hygienic / Medical / HVAC Applications,RS186/RS183
  • 1bar High-Accuracy Flush Diaphragm Piezoresistive Ceramic Pressure Sensor, Anti-Corrosive & Stable Output, Wide Temperature Compensation, Suitable for Low-Pressure Liquid / Hygienic / Medical / HVAC Applications,RS186/RS183
  • 1bar High-Accuracy Flush Diaphragm Piezoresistive Ceramic Pressure Sensor, Anti-Corrosive & Stable Output, Wide Temperature Compensation, Suitable for Low-Pressure Liquid / Hygienic / Medical / HVAC Applications,RS186/RS183
  • 1bar High-Accuracy Flush Diaphragm Piezoresistive Ceramic Pressure Sensor, Anti-Corrosive & Stable Output, Wide Temperature Compensation, Suitable for Low-Pressure Liquid / Hygienic / Medical / HVAC Applications,RS186/RS183
  • 1bar High-Accuracy Flush Diaphragm Piezoresistive Ceramic Pressure Sensor, Anti-Corrosive & Stable Output, Wide Temperature Compensation, Suitable for Low-Pressure Liquid / Hygienic / Medical / HVAC Applications,RS186/RS183

Main Features

Functional Role and Target Applications of the sensor

The 1bar high-accuracy flush diaphragm ceramic pressure sensor is engineered to serve professionals and engineers who require dependable low-pressure measurement solutions in fluid systems. This ceramic pressure sensor targets applications in hygienic, medical, HVAC, and industrial environments where corrosion resistance and stable outputs are critical. As a specialized component, it is reliable suited for integration by system designers and pressure sensor manufacturers aiming for precision measurement modules with minimal maintenance. The flush diaphragm structure allows direct contact with media, preventing clogging, which is essential for maintaining data integrity in sensitive and sanitary processes.


Core Technical Attributes and Metrological Performance

This flush diaphragm ceramic sensor integrates a piezoresistive ceramic sensing element with an active, patented temperature compensation circuit, ensuring thermal drift remains minimal across an operating range from -40 °C to 150 °C. It delivers an accuracy of 0.5% full scale with laser-calibrated zero-point and full-scale outputs for enhanced precision. Designed with a high-elasticity ceramic substrate, the sensor combines high shock and vibration resistance with corrosion-proof properties, making it ideal for harsh environments. Key specifications include a 0–1.0 bar pressure range, supply voltage from 2 to 30 V DC, and robust insulation resistance exceeding 2 kV, positioning the sensor as a reliable choice for demanding pressure sensor modules.


Industry Applications Demonstrating Versatility and System Integration

The sensor plays a critical role across multiple sectors including medical device manufacturing, HVAC systems regulation, water and oil pressure monitoring, and industrial process control systems. Its suitability for hygienic environments leverages the corrosion resistance of the ceramic pressure sensor core, required by pharmaceutical and food processing standards. Additionally, the sensor’s compact dimension facilitates seamless incorporation into IoT-enabled monitoring devices, empowering smart environmental control and remote diagnostics. This operational flexibility enhances uptime and accuracy, strengthening the sensor’s value to industrial integrators and system OEMs.


    • High-elasticity ceramic substrate for molds
    • Zero-point and full-scale laser calibration
    • Excellent corrosion and wear resistance
    • Shock and vibration resistance, wide operating temperature range
    • High sensitivity, high precision, high stability
    • Internal active temperature compensation, extremely low temperature drift coefficient
    • Compact size, easy to package
    • Patented circuit and graphic design

Produc Parameters

Series Name
RS186 1Bar
Type
Flush Diaphragm Ceramic Piezoresistive Pressure Sensor
Measured pressure type
Gauge Pressure
Size (diameter x height)
φ18 x6.17mm / φ18 x3.17mm
Supply voltage
2-30V DC
Bridge road impedance
10.0KΩ士30%
TCR
<100ppm/℃@-40℃~125℃
Working pressure
0~1. 0Bar
Overload pressure
>2×FS
Burst pressure
>5×FS
Operating temperature
-40°C~150°C
Storage temperature
-40°C~150°C
Thermal offset shift
Tco 0.025%FS/°C Max.
Thermal span shift
Tcs 0.015%FS/°C Max.
Comprehensive accuracy
0.5%FS Max.@20-25°C
Zero offset
※0±0.4mV/V
Sensitivity
1.5-3.0mV/V/FS,Typ:2.0mV/V/FS
Response time
<2ms
Insulation resistance
>2KV
Zero-point long term stability@25℃
Zero@25℃:<0.2 FSO (no time accumulation)
Cycle life
>5 million pressure cycles@2-5Hz, 0~full scale pressure~0, 15 ~35℃
Working medium
oil, water,gas,refrigerant,coolant, chemical solvents, detergents, etc


Product Advantages


Design Innovation and Structural Superiority

The sensor’s flush diaphragm structure exemplifies a design optimized for direct media contact, eliminating dead volume zones that cause clogging or measurement lag. Manufactured by a leading pressure sensor manufacturer, it utilizes a ceramic piezoresistive element with high-elasticity substrate technology that guarantees longevity and wear resistance under cyclic loading. This enables high-cycle durability exceeding five million pressure cycles, a valuable attribute for continuous monitoring systems. The compact form factor allows modular integration into complex instrumentation setups, facilitating streamlined packaging and sensor module customization. These aspects promote operational reliability and adaptability across various engineering specifications.


Enhanced Measurement Stability and User-centric Performance

With a patented temperature compensation circuit and laser calibration, this pressure sensor ensures stable, precise output signals under fluctuating thermal conditions. The advanced compensation minimizes zero drift and span shift, critical for maintaining accuracy in long-term installations. From a usability perspective, the sensor’s corrosion resistance and robust insulation simplify maintenance requirements and system validation processes. Engineers benefit from a dependable component that reduces recalibration frequency and supports consistent performance in diverse media such as oil, water, and gases. Such characteristics lead to improved ROI through lowered downtime and extended sensor lifecycle.




Use Scenarios

Low-pressure Monitoring in Medical and Hygienic Processing

In sterile production lines or medical instrument applications, controlling fluid pressure without contamination risk is essential. The flush diaphragm ceramic sensor is employed to provide real-time, high-accuracy pressure data while meeting strict hygienic standards. Its corrosion-resistant ceramic core withstands aggressive cleaning agents common in these environments, ensuring sensor integrity and compliance with regulatory requirements. Incorporated into medical devices or pharmaceutical filling systems, it integrates with control units to enable automated pressure regulation, enhancing safety and process reliability without compromising sensor longevity.

Pressure Control and Feedback in HVAC and Industrial Systems

Within HVAC systems and industrial automation, precise gauge pressure measurement is vital for energy efficiency and operational safety. This sensor functions as a core component for monitoring low-pressure air or refrigerant flows. Its wide operating temperature and resistance to mechanical stress permit deployment in variable environmental conditions typical of commercial heating and cooling units. Connected with control processors via pressure sensor modules, it supports dynamic feedback loops essential for maintaining setpoints and optimizing system performance. The sensor’s compact design also facilitates retrofitting into existing assemblies, providing manufacturers with a versatile solution for pressure regulation challenges.



 
FAQ

Q1: Are your company's products manufactured in-house? Is it a factory? 

A: Yes, we have a fully automated production facility of over 4,000 square meters in Jiangxi.

Q2: What is the production capacity of the factory? 
A: We produce up to 300,000 sets per month.

Q3: What is your typical lead time for delivery? 
A: It ranges from 3 days to 30 days, depending on the order quantity and specific requirements.

Q4: What are the advantages of your products? How do they differ from others? 
A: Our products have excellent consistency in quality due to our fully automated production lines, achieving a comprehensive TEB accuracy of up to 1%.

Q5: Do you have any R&D patents? 
A: Yes, we have 25 proprietary patent applications, including 9 national patents.

Q6: Are your products specifically for gauge pressure? 
A: We offer gauge pressure, absolute pressure, and sealed gauge pressure products.

Q7: What is the sensitivity of your sensor core? 
A: Sensitivity ranges from 2-4 mV/V, with a typical value of 3 mV/V.

Q8: What is the temperature compensation range for your ceramic pressure sensor cores? 
A: The core temperature compensation ranges from -40 to 135°C, and we are the only domestic manufacturer to actively perform temperature compensation.

Q9: Do you manufacture modules? 
A: Yes, we produce current/voltage type as well as digital modules.

Q10: Do your pressure sensors measure vacuum? If yes, to what extent, and what is the accuracy? 
A: Yes, our flat diaphragm sensors can measure down to approximately -70 kPa with accuracy within 1% from 0 to 70°C.

Q11: What types of pressure sensors do you manufacture besides gauge pressure sensors?

A: We offer a range of pressure sensor types including gauge pressure, absolute pressure, and sealed gauge pressure sensors to meet diverse industrial needs. Our solutions cover low to high pressure applications with advanced ceramic technologies to ensure precision and durability.


Q12: Can you customize the size and shape of the flush diaphragm ceramic sensor cores?

A: Yes, we provide customization services for the shape and size of our flush diaphragm ceramic sensor cores. Our engineering team works with your specifications to tailor sensor cores, ensuring seamless integration into your specific equipment or IoT device designs.


Q13: What industries commonly use your ceramic pressure sensors?

A: Our ceramic pressure sensors are widely applied across automotive electronics, medical equipment, HVAC systems, industrial process control, and fire protection. Their corrosion resistance and accuracy make them ideal for hygienic, low-pressure liquid, and gas monitoring environments.


Q14: How do you ensure the accuracy and reliability of your pressure sensor modules during production?

A: We utilize zero-point and full-scale laser calibration alongside patented internal temperature compensation circuits in all pressure sensor modules. Our fully automated production lines and rigorous testing labs guarantee stable output, minimal thermal drift, and consistent long-term performance.

 

Dongguan HXL Science and Technology Co., ltd

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