Technical Specifications MEDOR® Ex Designation Measurement Principle Wet cell with reservoir for long term stability Sulfur compounds analysis Total or speciated compound results. H2S, methyl mercaptan, ethyl mercaptan, THT, TBM, NPM, SBM, IPM, DMS, DMDS are all analyzed by the MEDOR® Ex COS in option Detection limits Measuring Range Cycle Time H2S/TOS/TS: 120 seconds Speciation + Total Sulfurs: 600 seconds Relative standard deviation < 3 % over 48 h period on concentration < 0,5 % over 48 h period on retention time Data Management Module 4-20 mA with 4 output and 0 mA for default instrument; MODBUS RTU/RS485; ethernet storage of all results on internal SSD memory Electrical Power Supply & Consumption 230V AC / 50-60Hz (115V AC / 50-60Hz) Mean power consumption 150 VA 24V DC in option Carrier gas : N2 or Air (3 Bar): 4 ml/min Internal calibration: 50 ml/min Pneumatic valve: 90 ml/commutation Sample gas: (1 Bar): 10 l/h Automatic tank filling for MEDOR detector Analyzer Cabinet: 540mm x 475mm x 272mm (H x W xD) Net Weight: 65 kg (for one single module) Norms & Certifications Fully compliant with ASTM D7493-22, D5504-20, ISO 19739:2004, DIN 51855/7, and ASTM Type 1 Standard Class 1 Division 2 T4 ATEX : ATEX or IECEx: Zone 1 and 2 - II 2 G Exp and Exd xb IIC T4 Gb Ta=Up to -20°C to +55°C) MEDOR® Ex ONLINE ANALYSIS OF SULFUR COMPOUNDS ATEX / IECEx / C1D2 / C1 D

Features & benefits of the MEDOR® Ex system Online monitoring of sulfurs in Hazardous zones The MEDOR® Ex from CHROMATOTEC® offers continuous, online analysis of sulfur compounds from concentrations as low as 1 ppb in natural and biogas feeds. The compounds analyzed by the system include all naturally occurring sulfurs such as H2S, methyl and ethyl mercaptan as well as all odorant blends. The system uses proven GC technology developed and improved over 35 years for odorization, quality and safety applications in a wide variety of processes. The quality and performance of our systems have been...