GFM66-UFB01 Portable Ultrasonic Flow meter

Technical specifications:GFM66-UFB01 Portable Ultrasonic Flow meter Contents Parameters Measuring host Precision Better than ±1% repeatability 0.2% Flow range 0 ±30 m/s Measuring principle Difference-type,use low-voltage multi-pulse transmitter circuits,double-balanced differential signal receiver circuit. Sampling frequency 256 times/second Display 2×20 dot matrix backlit LCD display shows both the instantaneous and cumulative flow,velocity,time data. Operation 4×4+2 touch-type keyboard Output Data interface:RS-485 Print output Choose 24 miniature characters thermal printer Other function Automatic memory of the first 64 days,64 months and 5 years of flow data;Automatic memory the first 64 times calls and time off and flow;Can manual or automatic compensate to reduce the loss of flow;Automatic memory whether the first 64 days status is normal work;Fault self-diagnosis function,the network way etc. Sensor Standard type TS-1,suit for DN15 DN100 mm, flow temperature≤110°C Standard type TM-1,suit for DN50 DN1000mm, flow temperature≤110°C Standard type TL-1,suit for DN300 DN6000mm, flow temperature≤110°C Special ultrasonic signal cable Custom twisted pair,in general limited to 20m,special occasions signal can be extended to 500m,is not recommended;Optional RS485 communication interface,the transmission distance up to 1000m above. pipe material Steel,stainless steel,cast iron,cement pipe,copper,PVC,aluminum,glass and all dense mass pipe,allowing lining Internal diameter 15 6000mm Straight pipe Best sensor installation point: upstream≥10D,downstream≥5D,away from the pump outlet≥30D(D is the diameter) Flow Application Water,seawater,industrial effluent,acid and alkali liquid,alcohol,beer,oils and other single homogeneous liquid can transfer ultrasonic Turbidity degree ≤10000 ppm only content small bubbles Temperature Standard sensor:-30 90°C,high temperature sensor:-30 160°C Flow Positive and negative two-way metering,and can measured net flows Flow rate 0 ±30 m/s Operation environment Temperature Host:-20 60°C Sensor:-40°C 110°C(larger than this temperature range,please contact the manufacturer) Humidity Host:85%RH Sensor:work can be flooded,the water depth≤3m Power supply Ni-MH battery can work at least 20 hours or AC220V Power 2W Charging Smart charging,direct access to AC220V,automatically stop,display green light Volume 225×180×67 mm Weight Net weight 2.0kg(host) Remark Equipped with high-strength protective box,can use in the wild,underground and other harsh environment