RKI S2 Series Gas Sensor/Transmitter Configuration:IR CO2 0-5,000 ppm, Non-Explosion-Proof The RKI VOC Pro is

The RKI VOC Pro is a fixed photoionization (PID) gas transmitter for continuous volatile organic compound monitoring

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The IP67 / NEMA 6 housing is waterproof and buoyant to 3 ft (1 m)

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RKI S2 Series Gas Sensor/Transmitter Configuration:IR CO2 0-5,000 ppm, Non-Explosion-Proof The RKI VOC Pro isThe RKI S2 Series is a plug in, field replaceable gas sensor transmitter built around catalytic bead, infrared, MOS, galvanic, or electrochemical sensing elements to cover combustible gas (LEL), hydrogen specific detection, oxygen, and a wide range of toxic gases including AsH3, Cl2, ClO2, HCN, NH3, NO2, PH3, and SO2. Standard 4 20mA output pairs with RKI Beacon controllers, PLCs, or any compatible DCS. Combustible, hydrogen specific, oxygen, H2S, and