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RS485 Cyanide Gas HCN Sensor Temperature Humidity Monitoring

The RS485 Cyanide Gas (HCN) sensor is an IoT wired sensor developed based on RS485 communication technology, with a built-in cyanide gas sensor and temperature and humidity sensors. It utilizes electrochemical principles to monitor the concentration, temperature, and humidity of cyanide gas in the environment in real-time.
This system has the characteristics of high detection accuracy, stable performance, and low power consumption, and is widely used in environmental monitoring, industrial emission monitoring, chemical plants, and other fields.
  • Model No.:

    LW317D-HCN(RS485)
  • Use:

    Detection of hydrogen cyanide (HCN) content
  • Power Supply:

    5~28VDC
  • LoRaWAN Mode:

    OTAA Class A/C (Default: Class C)
  • Certificates:

    CE,ROHS,FCC,ISO and 11 patents certifications
  • Customized Support:

    OEM, ODM
  • Warranty:

    1 Year
  • Product Detail

RS485 Cyanide Gas HCN Sensor Temperature Humidity Monitoring



RS485 Cyanide Gas (HCN) Sensor with Temperature & Humidity Monitoring:

The RS485 Cyanide Gas (HCN) Sensor is a professional industrial-grade wired gas monitoring device designed for stable and reliable long-term operation. Built on standard RS485 communication protocol, this integrated sensor combines high-precision HCN gas detection with real-time temperature and humidity monitoring in one compact unit. Using advanced electrochemical sensing technology, it provides continuous, accurate, and stable data for harsh industrial environments.


Key Features:

✅ High Precision Electrochemical Sensing

1.Adopts high-quality electrochemical HCN gas sensor for stable and reliable detection.

2.High measurement accuracy and fast response time.

3.Simultaneously monitors gas concentration, temperature, and humidity.


✅ Stable RS485 Wired Communication

1.Supports standard RS485 communication for strong anti-interference ability.

2.Suitable for long-distance transmission in industrial sites.

3.Stable data output, easy to integrate with PLC, DCS, and host systems.


✅ Industrial-Grade Stability & Reliability

1.Excellent stability and repeatability under long-term continuous operation.

2.Low power consumption design for energy-saving operation.

3.Rugged structure for harsh industrial environments.


✅ Easy Integration & Wide Application

1.Standard interface and protocol for fast system integration.

2.Simple installation, calibration, and maintenance.

3.High compatibility with various monitoring platforms.

Applications:

  • Industrial chemical plants.
  • Environmental monitoring stations.
  • Industrial waste gas emission monitoring.
  • Petroleum, metallurgy, and manufacturing sites.
  • Warehouses and hazardous gas detection areas.


Why Choose Our RS485 HCN Sensor?

  • Professional industrial-grade design.
  • High accuracy and long service life.
  • Stable wired RS485 communication.
  • All-in-one gas, temperature, and humidity monitoring.
  • Widely used and highly recognized in global industrial projects.


RS485 HCN Sensor Specification:



Model

ZW-HCN

Power Supply

5~28VDC

 

Weight

0.6kg

Operating Temperature

-20~60℃

Measuring Principle

Electrochemistry

Lifespan

<2 years

Measuring Range

HCN:0~100 ppm

Temp:-40~+80 ℃

Humi:0~99.9 %RH

Protocol

ModBusRTU

Interface

RS485


Packaging:


Single gross weight: 0.600 KG

Single package size: 23X20X5 cm



Product Description: 





Application: 


The high-precision HCN gas sensor boasts wide-ranging applicability, and is extensively deployed for gas monitoring in the following scenarios:

1.Chemical production facilities

2.Hospital ward environments

3.Vegetable greenhouses

4.Livestock and poultry breeding farms

5.Tunnel construction and operation sites

6.Cold chain logistics vehicles

7.Cold storage warehouses

8.Biosafety laboratories



applications of CO gas sensor



Certifications:


1.We are a leading gas sensor manufacturer and exporter in China, with over 10 years of professional experience in the industry.

 

2.Our HCN gas sensor products have obtained CE and ROHS certifications, fully meeting international quality and environmental standards.

 

3.We adopt advanced production technology and strict quality control systems to ensure the high precision, stability and reliability of each HF gas sensor.

 

4.Our HF gas detection solutions are widely applicable to multiple scenarios, including industrial safety monitoring, indoor air quality management and automotive emission testing.

 

5.Backed by a professional R&D team and comprehensive after-sales service, we have built long-term cooperative relationships with clients from Europe, Asia, the Americas and other regions.



Production Process:



factory of CO gas sensor manufacturer



Why choose us:


1. Strong R & D: 30+ Senior experts and highly educated personnel formed a R & D team, heavy investment, master a number of core technologies and patents.
2. Professional and effective solutions: for smart environmental protection, agriculture and other fields, to provide customized compound networking solutions.
3. Full range of products: covering the whole industry chain products from data collection to platform services to meet diverse needs.
4. Excellent quality: we have perfect quality control system, strictly quality control each production link, low defective rate. 
5. Good service: 7×24 hours fast response, Professional pre-sale, sale, after-sales team support.

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