The GA5000 Infa-Red Gas Analyser is an ATEX certified portable gas analyser. It helps standardise monitoring routines, whilst supporting environmental legislation compliance. The device measures critical gases within landfill applications: % CH4, CO2 and O2. Additional gases include H2S (up to 10000 ppm), NH3, H2 and CO (H2 compensated). Measures accuracy of +/-0.5% after calibration for CH4 and CO2 (+/- 1% O2). The Gas Analyser Manager Software plus USB lead is sold separately.