Explosion Area Emission Monitoring Area Emission Monitoring System Features ⊙ CEMS-2000B(EX) explosion proof certified to work at Zone II. ⊙ The analyzers and sample conditioning system are secured within a positive pressure enclosure. ⊙ Laser Analyzer, Power supply, cable connection box and electric parts are explosion suppression certified. ⊙ Sampling probe, dust monitor and TPF analyzr are explosion proof available. Measuring Point Componets SO 2, NO X, O 2, Dust, Temperature, Pressure, Flow rate, Humidity SO 2, NO X, CO, CO 2, O 2, Dust, Temperature, Emission: Oil & Refinery Chemical ... Exhaust stack(Chimney) Pressure, Flow rate, Humidity