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Industrial RS485 0-10ppm Hydrogen Chloride(HCL) Transmitter

This RS485 hydrogen chloride transmitter adopts electrochemical principle to accurately detect 0~10ppm HCL gas, and simultaneously monitors temperature from -40~+80℃ and humidity from 0~99.9%RH. It features a wide power supply range of 5~28VDC, ModBusRTU protocol and RS485 interface. With industrial-grade stability and reliability, it is suitable for environments from -20~60℃ and has a service life of over 2 years, making it an ideal choice for hydrogen chloride gas monitoring in industrial scenarios.
  • Model No.:

    LW312D-HCL(RS485)
  • Use:

    Hydrogen Chloride monitoring
  • Power Supply:

    5~28VDC
  • Certificates:

    CE,ROHS
  • Customized Support:

    OEM, ODM
  • Warranty:

    1 Year
  • Product Detail

ZONEWU RS485 Hydrogen Chloride (HCl) Transmitter



Key Applications & Use Cases

Safety Monitoring for Chemical/Pharmaceutical Production Processes
Applied in processes such as chlor-alkali production, hydrochloric acid synthesis, and API (Active Pharmaceutical Ingredient) manufacturing, it real-time monitors HCl concentrations ranging from 0 to 10 ppm around reaction kettles, rectification towers, and in process waste gas. Via RS485 interface and ModBus RTU protocol, it connects to DCS/PLC systems. With a wide operating temperature range of -20~60℃ and a wide power supply range of 5~28VDC, it ensures production safety and process stability.
Industrial Waste Gas Treatment & Environmental Compliance Supervision
Deployed at the waste gas discharge outlets and the inlet/outlet of treatment devices (scrubbers, adsorption towers) of chemical, metallurgical, and pharmaceutical enterprises, it monitors HCl concentrations before and after treatment to verify waste gas treatment efficiency and ensure emission compliance. The ModBus RTU protocol is compatible with environmental monitoring platforms, enabling remote data transmission and supervision, and meeting the low-concentration monitoring requirements of industrial waste gas.
Leakage Monitoring for Hazardous Chemical Industrial Tank Farms/Warehouses
Used in storage areas for HCl cylinders, liquid chlorine/hydrochloric acid storage tanks, it real-time monitors HCl leakage concentrations and triggers alarms and links emergency systems (ventilation, spraying) when concentrations exceed the threshold. It also monitors temperatures from -40~+80℃ and humidity from 0~99.9%RH. With a lightweight design of 0.6kg for easy installation and RS485 networking to cover large-area tank farms, it guarantees the storage safety of hazardous chemicals.




HCL Sensor Specification:


Power supply

5~28VDC

Weigt

0.6kg

Operating Emperature

-20~60℃

Measuring Principle

Electrochemistry

 Lifespan

<2 years

Measuring Range

HCL:0~10 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

 



Application: 


The High precision HCL gas sensor also widely used for gas monitoring of Chemical production, Ward monitoring, Vegetable greenhouse, Livestock and poultry farms, Tunnel monitoring, Cold chain logistics vehicle, Cold storage monitoring, Biosafety laboratory.

 

Certifications


We are best gas sensor manufacturer and exporter in China with more than 10 years. Our HCL gas sensor products are certified  with of CE, ROHS.

 

 

Production Process:


 


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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