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High precision RS485 Phosphine(PH3) Gas Sensor

This RS485-type phosphine (PH3) sensor adopts the electrochemical principle and supports the ModBusRTU protocol. With a measuring range of 0-1000ppm and a resolution of 0.1ppm, it boasts high detection accuracy and stable performance. Powered by 5-28VDC wide voltage, it features a wall-mounted waterproof design suitable for harsh environments and can proactively report data anomalies. It is widely used in phosphine monitoring scenarios such as industrial safety, agricultural production and environmental protection.
  • Model No.:

    LW318D-PH3(RS485)
  • Use:

    phosphine monitoring
  • Power Supply:

    5~28VDC
  • Certificates:

    CE,ROHS
  • Customized Support:

    OEM, ODM
  • Warranty:

    1 Year
  • Product Detail

ZONEWU RS485 PH3 Temperature and Humidity Sensor



ZONEWU RS485 PH3 Temperature and Humidity Sensor Key Applications & Use Cases
1.Industrial Equipment Operation & Maintenance: Suitable for core production equipment such as motors, centrifugal pumps, and fans. It monitors abnormal vibration amplitude and frequency of equipment in real time, and integrates Electrochemical PH3 sensing technology and a Wide Voltage PH3 Monitoring solution to realize dual monitoring of mechanical status and gas safety. The system warns of potential faults and PH3 leakage risks in advance, reduces unplanned downtime, and lowers equipment maintenance costs.

2.Production Line Equipment Inspection: Applicable to production line equipment such as assembly line conveyors, CNC machine tools, and packaging machinery. It supports synchronous monitoring of the vibration status of batch equipment and a PH3 Abnormal Alarm Sensing function, replacing manual one-by-one inspection of both mechanical operation and gas indicators, and improving the management efficiency of production line equipment comprehensively.

3.Warehouse Logistics Equipment Management: Used in warehouse forklifts, stackers, and conveying and sorting equipment. It is equipped with a dedicated Wall-mounted PH3 detector to work with vibration monitoring modules, capturing abnormal vibration during equipment operation and PH3 concentration anomalies in real time, avoids logistics operation interruptions caused by mechanical failures and gas safety hazards, and ensures warehouse circulation efficiency.

4.Outdoor Maintenance of Construction Machinery: Suitable for outdoor construction equipment such as excavators, tower cranes, and loaders. It withstands vibration monitoring needs under complex working conditions, and is equipped with a Low-power PH3 sensing module and Rapid response PH3 monitoring function to adapt to long-term outdoor operation scenarios without frequent power supply. The system assists in formulating precise maintenance plans covering both mechanical performance and gas safety, and prolongs the service life of construction machinery.


PH3 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 environment for more than half a month

Measuring Principle

Electrochemical Principle

Measuring Range

PH3: 0~1000 ppm

Resolution

PH3: 0.1 ppm

Temp.and Humi. Sensor

Temp Range:-40~+80 ℃

Accuracy:±0.3 ℃

Humi Range:0~99.9 %RH

 Sensor Lifespan

< 2 years

Data update time

2s



Packaging:

Single gross weight: 0.600 KG

Single package size: 23X20X5 cm

 



Application: 


The High precision PH3 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 PH3 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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