The Porta Sens III is a mobile gas measuring device for carrying out regular leak checks in gas storage areas, near process plants, pipelines or in working areas. Features:Latest Smart SensorsInternal sample pump and external sample suctionNiMH D-cell battery or alkaline cellEasy to read LCD colour display with backlightDirect and time-controlled measurementVisual and audible alarmsInternal 4 GB data logger with USB outputTechnical data:Measuring range: depending on the sensor module usedDisplay: Backlit LCD color displayAccuracy: Sensor dependent, but generally ± 5% of value (limited by calibration gas) Sensitivity: Typically 0.1-1% of sensor module range Output: USB transmission of the stored measured value Memory: 4 GBStorage interval: programmable from 1 min to 60 minPower: Rechargeable NiMH D-cell battery or alkaline battery Operating temperature: -25 ° C to +55 ° CHumidity: 0-95% Non-condensingSize: 89 mm x 229 mm x 140 mmWeight: 3,2 kgDelivery in a case, consisting of:Mobile gas detector Porta Sens IIIReplacement filter10" Teflon lined sampling rodFlow meterUSB cablesReplacement NiMH D cell batteryChargerSensor holderCalibration "T" adjustment