ZRT512C-R454B-4-TI Refrigerant Sensor Module

ZRT512C-R454B-4-TI Refrigerant Sensor Module: Precision Detection with NDIR Technology​

The ZRT512C-R454B-4-TI is an intelligent infrared sensor module developed through the collaboration between our company and TI. Employing Non-Dispersive Infrared (NDIR) technology, it is specifically designed for the detection of R454B refrigerant. Combining advanced optics, micro machining, and robust circuitry, this module enables precise, oxygen-independent measurements in various complex environments, making it widely applicable to HVAC systems, industrial safety monitoring, and refrigerant leak detection scenarios.

Refrigerant gas detection sensor features

സവിശേഷത വിശദാംശങ്ങൾ
മോഡൽ ZRT512C-R454B-4-TI
Detected Gas R454B
Technology Non-Dispersive Infrared (NDIR)
വൈദ്യുതി വിതരണം 5–25V DC (ripple <50mV)
Current Consumption ≤30 mA (average) / ≤60 mA (peak) @12V
Communication RS485
പ്രതികരണ സമയം <10 seconds
പ്രീഹീറ്റ് സമയം <30 seconds
Operating Conditions -40°C to 80°C, 0–100% RH
Storage Conditions -40°C to 60°C, 0–100% RH
സർട്ടിഫിക്കേഷനുകൾ UL 60335-2-40:2022 & IEC 60335-2-40:2022
Dimensions 54×34.9×28.83 mm
Weight 45g (with 600mm cable)
ഡിറ്റക്ഷൻ ഗ്യാസ്കണ്ടെത്തൽ പരിധിറെസലൂഷൻകൃത്യത
R454B0~50% LFL0.1% LFL±2.5%LFL(-20-60℃, 0-95%RH)
±5%LFL(Others)

Applications of Refrigerant Sensors

Commercial Air Conditioning

In hotels, malls, office buildings, and airports, refrigerant leak detection is essential to prevent system failure and protect occupants.

Cold Storage and Supermarkets

Refrigerated display cabinets, cold rooms, and freezers require leak detection to maintain product integrity and minimize refrigerant loss.

Data Centers

Server rooms rely heavily on HVAC systems. A leak could lead to temperature rise and equipment failure.

Vehicle HVAC Systems

Electric and hybrid vehicles using R-1234yf or R-744 require monitoring for passenger safety.

Industrial Refrigeration

Large-scale systems using ammonia or CO₂ need advanced sensors to comply with stringent safety requirements.

Chiller and Boiler Rooms

Small leaks in enclosed mechanical rooms can build up to dangerous concentrations. Detectors are often integrated with ventilation and alarms.

Why Global Clients Choose Us?

The company consistently adheres to the quality policy of “Fine Craftsmanship, Scientific Innovation, Pursuit of Excellence, and Value-Added Service.” By formulating production process control plans and work instructions, it has established a standardized, accountable, and regulated process management system. Additionally, the company has independently developed an MES production management system, enabling comprehensive and visual management across the entire workflow.

30+ YEARS OF EXPERIENCE

R&D, manufacture and sales of sensors and sensing solutions.

QUALITY GUARANTEE CONTINOUS IMPROVEMENT

Complete and rigid process flow control, coupled with significant improvements.

INTERNATIONAL MARKET

Deliver sensing products to more than 100 countries and regions.

STABLE SUPPLY CHAIN RELIABLE PRODUCTION

Core components not subject to constraints, advanced equipments for manufaturing and test.

R&D STRENGTH TECHNOLOGY INNOVATION

200+ patents, 180+ R&D team members, self-built labs for continous innovation.

ONE-STOP SERVICE

Professional consultation, fast delivery, 24 hours after-sales support.

Leading the Industry, Innovative & Controllable Technology

With robust R&D capabilities, we maintain sustained input in R&D and unwavering commitment to technological innovation. This not only ensures that we remain at the forefront of industry but also drives continuous innovation, leading the future trend of the sensing industry.

10% R&D Input

The average annual R&D input exceeds 10% of the annual revenue.

5+ R&D Layout

With Zhengzhou headquarters as the core, a nationwide R&D and innovation system is being established, encompassing cities of Shanghai, Wuhan, Shenzhen, and Taiyuan.

180+ R&D Team

There are over 180 R&D personnel, including more than 10 with doctoral degrees and over 50 with master's degrees, who have an average of more than 8 years of experience in sensor development.

20+ Experiment Types

Gas-related, Climatic Environment, EMC, Electrical Performance, Mechanical Performance, etc.

10+ Advanced Laboratories

CNAS Laboratory, MEMS Laboratory, UL Laboratory, Nanocomposite Materials Laboratory, etc.

400+ sets Leading R&D Equipment

Cube Storage, Die Bonder, Lithography Machine, Coating Machine, SMT Placement Machine, Automatic Probe Station, etc.

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    പിശക്! നിങ്ങളുടെ സന്ദേശം അയയ്ക്കുന്ന ഒരു പിശക് ഉണ്ടായിരുന്നു.

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    Frequently Asked Questions (FAQs) about Refrigerant Sensors

    1. What is a refrigerant sensor?

    A refrigerant sensor is a device used to detect the presence and concentration of refrigerant gases in systems such as HVAC, refrigeration units, and automotive air conditioning. It plays a vital role in ensuring safety, efficiency, and environmental compliance by identifying leaks or abnormal gas levels.

    Refrigerant Sensor: Principles, Applications, and Importance in Modern Systems


    2. How does a refrigerant sensor work?

    Refrigerant sensors detect gases using technologies such as infrared (IR) absorption, electrochemical reactions, semiconductor conductivity, or photoacoustic effects. Each method identifies refrigerant gases by measuring specific physical or chemical changes caused by their presence.


    3. Why are refrigerant sensors important?

    Refrigerant sensors are essential for maintaining safety by detecting leaks that can be hazardous or flammable. They also ensure system efficiency by monitoring refrigerant levels and help meet environmental regulations by preventing harmful gas emissions.


    4. Where are refrigerant sensors commonly used?

    These sensors are used in a variety of applications, including HVAC systems, commercial and industrial refrigeration, automotive air conditioning, and environmental monitoring systems. They are also found in areas where refrigerant leaks could pose health or safety risks.


    5. How often should a refrigerant sensor be calibrated?

    Most refrigerant sensors should be calibrated at least once a year. However, calibration frequency may increase depending on environmental conditions, regulatory requirements, or the critical nature of the application.


    6. What are signs of a failing refrigerant pressure sensor?

    Common signs include warm air from air conditioning vents, erratic system behavior, frequent compressor shutdowns, and warning lights on the control panel. These symptoms suggest the sensor may not be accurately detecting pressure or gas levels.


    7. Can I test a refrigerant pressure sensor myself?

    Yes, testing can be done using tools like a multimeter, pressure gauges, or diagnostic scanners. However, due to the technical nature of HVAC systems, it’s often recommended to have a professional perform diagnostics to ensure accurate results and safe handling.


    8. How long does a refrigerant sensor typically last?

    The lifespan of a refrigerant sensor varies depending on the operating environment and maintenance practices. Under normal conditions and with regular servicing, a sensor can last several years. Harsh or corrosive environments may reduce its lifespan.


    9. What maintenance is required for refrigerant sensors?

    Regular inspection, cleaning, and calibration are the main maintenance tasks. It’s also important to keep the sensor dry, avoid physical damage, and replace it promptly if it shows signs of malfunction or inaccuracy.


    10. Are refrigerant sensors required by law or regulations?

    Yes, in many regions, standards such as EN 378 in Europe and ASHRAE 15 in the United States require refrigerant leak detection for safety and environmental protection. Compliance with these regulations often mandates the use of reliable and properly calibrated refrigerant sensors.

    More Refrigerant Sensors Knowledge

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