0 5 fs gas flow monitor

{"cid":"91199635","title":"RS485 2%FS Digital Gas Flow Meter With Warning Function","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/eb\/0f\/a941fec2f961cbd857739e267a16-200x200-1.jpg","attrs":{"Price":"USD$150--170\/UNIT","Brand Name":"Yunyi","Minimum Order Quantity":"1","Delivery Time":"5-10working days","Place of Origin":"China","Payment Terms":"D\/A, D\/P, T\/T, Western Union, MoneyGram","Supply Ability":"500 Uint per week","Packaging Details":"Standard export carton packing.","Product name":"Co2 Gas Flow Meter Mass Air Flow Meter","Medium":"compressed air oxygen nitroge","Flowrate":"0~10;0~20;0~200 L\/Min","Medium temp":"-20~70\u2103","connection size":"1\/2\" ,1\/4\"","accuracy":"\u00b1 2%","Power":"4XAA batteries or Power Adaptor","Output signal":"RS485","Weight":"5kg"}}

{"cid":"91189666","title":"Stationary 24h Online CE ATEX NH3 Ammonia Leak Single Gas Detector","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/82\/d1\/5b9011b0e092fd1971d2e0b385e3-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"YuanTe","Model Number":"YT-95H-NH3-WH","Minimum Order Quantity":"1","Delivery Time":"2-3 days","Certification":"CE ATEX CNEX ISO9001-2015","Place of Origin":"China","Payment Terms":"T\/T, Western Union, Credit Card","Supply Ability":"500PCS\/DAY","Packaging Details":"Carton Box","Detected Gas":"NH3 Ammonia","Measure Range":"0-5, 0-20, 0-50, 0-100, 0-500, 0-1000, 0-2000, 0-3000ppm","Color":"Blue","Packing":"Paper Box","Install Method":"Wall-mounted, Piping-type, Flow-type","Power":"12-36Vdc","Material":"Cast Aluminum","Signal":"4-20mA, RS485, Relay","Calibration certification":"Yes"}}