Range: 0-100% LEL Sensitivity: 31 ± 5 mV/%methane T90 Response Time: <5 seconds (methane) Linearity: Linear up to 3% methane Operating Voltage: 3.30 ± 0.02 VDC ATEX, UL and CSA Approvals Withstands EN/IEC 60079-0 impact test Enhanced H2S and silicone poison resistance Reduced Orientation Effects