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ZONEWU Wireless LoRaWAN Gas Chlorine(Cl2) Sensor

LoRa wireless chlorine gas (CL2) sensor is a wireless IoT sensor used for monitoring chlorine gas. Based on LoRa spread spectrum modulation technology, ultra long distance communication between terminals has been achieved. 
  • Model No.:

    LW311-Cl2
  • Use:

    Detect the content of gas Cl2
  • Measuring Accuracy:

    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

ZONEWU Wireless LoRaWAN Gas Chlorine(Cl2) Sensor


Long-Distance Stable Transmission:

Based on LoRaWAN LPWAN technology, the transmission distance can reach 3-10 km (in open environments) with strong penetration through walls, workshops and other obstacles, suitable for large-scale deployment in chemical parks, warehouses and other wide-area scenarios.


Ultra-Low Power Consumption & Long Battery Life:

Adopting low-power design with built-in high-energy lithium battery, it can last 2-5 years in real-time monitoring mode, eliminating the need for frequent battery replacement and reducing operation and maintenance costs.


Multi-Dimensional Alarm Mechanism:

Supports sound-light alarm (on-site), APP push, SMS notification, platform pop-up and other alarm methods, with customizable alarm thresholds. Once Cl2 concentration exceeds the standard, it immediately triggers full-range reminders to ensure personnel safety.


Industrial-Grade Protection for Harsh Environments:

Housing with IP68 waterproof and dustproof design, resistant to high and low temperatures (-40℃~+85℃), corrosion and electromagnetic interference, suitable for stable operation in harsh environments such as chemical workshops, sewage treatment plants and underground pipelines.


Data Encryption & High Reliability:

ensure the security of data transmission and storage, preventing information leakage; the device has self-diagnosis function to real-time monitor sensor, battery and communication status, ensuring stable data output


LoRaWAN Gas Hydrogen Sulfide(Cl2) Sensor :

Precise measurement
Stable performance
Low energy consumption


This (Cl2) sensor is suitable for long-term use. 


Cl2 Sensor Specification:



Power Supply

5~28VDC

Weight

120g

Usage Environment

Temperature: -20℃~50℃

Humidity: 15%~ 90% RH without condensation

NOTE:It is not recommended to stay in a high humidity(95% RH) environment for more than half a month

Measuring Principle

Electrochemical Principle

Measuring Range

CL2: 0~20 ppm

Resolution and Accuracy

CL2: 0.1 ppm, 10%

Temp.and Humi. Sensor

Temp Range:-40~+80 ℃

Accuracy:±0.3 ℃

Humi Range:0~99.9 %RH

Accuracy:±2 %RH

Sensor Lifespan

< 2 years

Frequency

CN470/IN865/EU868/RU864/US915/AU915/KR920/AS923-1&2&3&4

Mode

OTAA  Class A/C(Default: Class C)

Reporting cycle

5 min(Default reporting cycle)

Communication Protocol

LoRaWAN,LoRa TDMA Networking

Equipment information

(Reference)

AppEUI:0000000000000001

DevEUI:aaaa202404150001

AppKey:00001111222233334444555566667777

MAC Version:LoRaWAN 1.0.3

Warranty Period

1 year

Packaging:

Single gross weight: 0.600 KG

Single package size: 23X20X5 cm







Frequently Asked Questions:



1.Q: Where is this sensor suitable for installation, and which areas should be avoided?

A: It is preferred to install the sensor 1-3 meters downwind from potential chlorine leakage points such as chlorine storage equipment and pipeline joints. 

The installation height should be level with or slightly lower than the leakage source (to align with chlorine’s higher density than air, ensuring rapid detection of accumulated gas).


2.Q: How long does the sensor’s battery last? What should I do if the battery drains quickly?

A: Equipped with a low-power design, the sensor’s battery life can reach several years under regular data reporting frequency. However, the actual lifespan is affected by factors such as transmission distance and reporting interval.

Rapid battery drain may be caused by poor signal connection, which leads the device to repeatedly attempt network access. You can first check the signal strength between the sensor and the LoRaWAN gateway. 

If the signal is normal but the battery still drains quickly, please consult us to verify if it is a device malfunction and apply for professional testing.


3.Q: What are the common reasons for intermittent data transmission of the sensor?

A: In addition to the excessive distance between the sensor and the LoRaWAN gateway, intermittent transmission may also be caused by the gateway being installed near metal surfaces (resulting in signal shielding) or other wireless devices in the vicinity occupying the communication frequency band.

You can try adjusting the gateway’s installation position first. If the problem persists, please consult us for a customized network channel planning and optimization solution.

 

Application: 


The High precision Cl2 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.

applications of NO2 sensor


Certifications:


We are best gas sensor manufacturer and exporter in China with more than 10 years. Our Cl2 sensor products are certified  with of CE, ROHS.


Production Process:



factory of 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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