• Xian Votesen Electronic Technology Co., Ltd.
    w***Nel, US
    I worked with Jack Yin, he was extremely helpful, willing to accommodate all my customizations and provided an excellent quality product. Thanks Jack, will work with you and Votesen again.
  • Xian Votesen Electronic Technology Co., Ltd.
    Very trustful supplier!
  • Xian Votesen Electronic Technology Co., Ltd.
    Great product. Good delivery time. Now my project is on course!
Contact Person : Mike Su
Phone Number : +8617782470268
WhatsApp : +8617782470268

RS485 Gas Detection Sensor 4-20mA 0-10V Output Signal O2 Gas Sensor

Place of Origin China
Brand Name OEM
Minimum Order Quantity 1
Price Negotiable
Packaging Details Carton
Delivery Time 5-7 working days
Payment Terms L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability 1000 Pieces per Week
Product Details
Output RS485/0-5v/0-10v/4-20mA Detection Gas Oxygen
Working Temperature Range -30℃-50℃ Power Supply 12-30VDC
Measure Range 0-30%VOL/0-100%VOL Detecting Gas Carbon Dioxide (CO2)
Baud Rate 2400/4800/9600 (RS485) Respond Speed <15s
Pressure Range Standard Atmospheric Pressure±10% Precision ≤±3%
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RS485 Gas Detection Sensor


Gas Detection Sensor 4 20mA


RS485 O2 Gas Sensor

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Product Description

Gas Detection Series Oxygen Sensor 4-20mA RS485 0-10V Output Signal

Oxygen sensor adopts high sensitivity gas detection probe, signal stability, high precision, has a wide measurement range, good linearity, easy to use, easy to install, suitable for heating boiler control, industrial process control, automobile exhaust diagnosis, monitoring environmental oxygen, agriculture, composting, fruit storage and other places.Optional high-quality OLED display, the value can be viewed directly on-site, and can be displayed clearly at night.


Products keywords o2 sensor price
Supply power: 12~30V DC
Signal output 4~20Ma/0~5V/0~10V/RS485(Modbus-RTU)
Protection level IP67
Working Temperature Range -30℃-50℃
Measure Range 0-30%;0-100%
Pressure Range Standard atmospheric pressure±10%
O2 Accuracy ± 3% F · S(25 ℃)



★ Wall-mounted housing for easy installation

★ High density material shell, embedded waterproof sealing strip, moisture-proof effect is good.

★ Signal stability, high precision

★ Electrochemical detection principle imported chip