OMS 420 – Insitu Oxygen / Combustibles Monitor

In-Situ Oxygen and Combustibles (COe) Transmitter ; All combustions with flue gas temperatures up to max. 3,092 °F (1,700 °C) ; (4 different models, Compact / RT / HT & EX) ; Die casting aluminum enclosure with electronics, keyboard, up-front display of O₂ and COe* ; COe measurement without the need of dilution ; Compressed air back-purge for RT / HT and EX model — OMS COMPARISON CHART OMS COMPACT OMS RT OMS HT OMS EX ZrO2 sensor for wet O2 analysis ✅ ✅ ✅ ✅ Heated solid electrolyte sensor for combustibles OPT OPT OPT OPT DN65 PN6 flange ✅ ✅ ✅ ❌ 4″ANSI 150lbs flange OPT OPT OPT ✅ Compact probe with flow guidance (hollow) tube ✅ ✅ ❌ ✅ Ejector tube, needing compressed air ❌ ❌ ✅ ❌ Back-purge for sensors and probe ❌ OPT ✅ OPT Flue gas temperature ≤1800°F ≤1800°F ≤3000°F ≤1800°F Transmitter with microprocessor, graphical LCD ✅ ✅ ✅ ✅ IP 65 ✅ ✅ ✅ ✅ Integrated auto-calibration ❌ OPT OPT OPT Reference air inlet through natural diffusion, no air pump is required ✅ ✅ ✅ ✅ 2x analog 4-20 mA galvanic isolated ✅ ✅ ✅ ✅ Digital RS 485 with Modbus RTU protocol ✅ ✅ ✅ ✅ Hazardous area designation of use: Zone 2 or Class 1, Div 2, Gr A/B/C/D ❌ ❌ ❌ ✅ Special IP 65 pressurized cabinet and z-purge controller, complying to II 3G Ex pz II T3 Gc ❌ ❌ ❌ ✅ Features: ; In-situ combustion optimization monitor ; Oxygen and Combustibles (COe) Transmitter ; combination of O 2 and COe for ideal combustion efficiency ; Superior Design for Superior Results! ; Real-time measurements ; Unique, heated solid electrolyte combustibles sensor ; Easy access to sensors for fast and simple service Benefits: ; Make your combustion process more cost-effective. ; Get the data to show your organization cares about the environment. Applications: Gas Turbines / Compressor Stations / Boiler Manufacturers / Iron & Steel Industry / Power Plants / Refineries / Petrochem