Bq50s micrometeor peristaltic pump 1.Variable speed peristaltic pump, simple operation, small size, easy installation, suitable for ancillary equipment and laboratories; 2.Built-in pharmed bpt tubing whose working life is up to 12000hours under continuously running. 3.Reversible direction, start/stop, adjust speed and full speed, state memory (power-down memory); 4.The led indicator display the internal , external control mode . 5.Mask keypad operation. 6.Easy dispensing function , it realizes the repeat timing quantitative dispensing . 7.Plastic housing , adopts embedded design , also can work on the desktop separately. 8.Can input the electrical level 5v, 12v or 24v. 9.Rs485 interface, modbus communication protocol . For pump head: fz10 Flow range: 0.005 ~ 20ml / min Technical parameters Speed range: 0.1 ~ 50 rpm Speed resolution: 0.1 rpm, with accuracy 0.5% Display: 3 led digital speed display Consumption ratio: less than 8w Working environment temperature: 0 ~ 40 centigrade. Relative humidity