Prosense PQD-3634 Gas Detector with Electrochemical sensor for Hydrogen (H2) with ranges 0-500ppm, 0-1000ppm or 0-2000ppm. 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.
