Prosense PQD-6434 Gas Detector with Electrochemical sensor for Hydrogen Sulfide (H2S) with ranges 0-100ppm or 0-500ppm. Ex-proof housing and SS316 stainless steel sensor head. 4-20 mA Analog and Modbus RS485 RTU outputs, Marine Bureau Veritas Certification, optional Relay card. OLED Display. ATEX/IECEx (Zone 1, Zone 2 or M2), UL/CSA (Class I Div 1), UKCA or INMETRO approval, optional SIL2 and HART. IP65, Optional IP66 Adaptor.
