Stepper Motor Drive Dosing Pump

DMA/ DMB series digital metering pumps-the best choice for accurate meteringDMA, DMB series digital metering pumps provide customers with intelligent solutions for accurate chemical dosing. The digital metering pump has a simple mechanical structure, convenient installation and maintenance, and a unique drive design, which makes the flow control simple and accurate. The pump integrates a variety of intelligent functions, such as flow, level, pressure, timer and others. Through the integrated microprocessor for automatic calculation and feedback, and the friendly touch-type human-machine interface system , it makes the operation more convenient.Technical Characteristics Simple structure, precise and reliableMaterial:PVDF/PVC/304/316Wide range adjustment, high linear accuracyRepeatability accuracy up to ± 1%Analog signal 4-20mA input and outputPulse signal range: 999:1 - 1:999External start-stop controlLevel control, high and low level, alarmTiming and quantitative dosing controlPressure controlDiversified universal serial ports to meet the needs of automationEasy operation with touch human-machine interfaceModelDMA120DMB500Mechanical ParameterMax Flow@Pressure[L/h@Bar]120L/h @ 5Bar500L/h @ 5Bar Max Pressure[Bar] 15Bar  15Bar Inlet and Outlet Diameter φ9 hose/DN15φ9 hose/DN15/DN20 Material PVDF/PVC/304/316 Diaphragm Material PTFE Max Suction height on working[m]6 Max suction height[m]2 Max Viscosity @50% low speed[mPa·s]1800 Max Viscosity @25% low speed[mPa·s]2500 Liquid Temperature Range[ºC]-10 to 50 Ambient Temperature Range[ºC]0 to 45 Repeatability Accuracy[%]±1Electrical ParameterPower Supply[VAC]220V,50/60Hz Rated Power[W]90750 Cable Plug Type Aviation plug*2 Protection Class IP65Control ParameterAdjust Analog Input and Output 4-20mA Pulse Signal Adjustment Range 999:1 - 1:999 External Start-stop Control Yes Level Control 4-20mA Low level Stop Pump, Alarm Yes Timing and Quantitative Dosing Yes Pressure Control 4-20mA  /* March 10, 2023 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1