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3. RS485/4-20mA

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  Wall-mounted CO gas sensor Carbon monoxide gas monitor

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  RS485/4-20mA NH3 gas sensor Toxic gas detection manufacturer

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  RS485/4-20mA Ozone gas sensor O3 gas detector

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  RS485/4-20mA Ozone gas sensor O3 gas detector

• RS485/4-20mA Atmospheric pressure sensor Environmental weather monitoring

• RS485/4-20mA NO2 gas sensor Toxic gas detection

• RS485/4-20mA So2 gas sensor Pollution gas monitoring

• RS485/4-20mA CO2 gas sensor Greenhouse gas detection

• RS485/4-20mA Freon gas sensor Greenhouse gas detection

• RS485/4-20mA Illuminance sensor Climate, environmental monitoring for Farm and orchard

• RS485/4-20mA Ethylene oxide gas sensor C2H4O Toxic carcinogenic gas detection

• RS485/4-20mA CH₂O gas sensor Decoration toxic gas detection