The Manual model offers straightforward control without the need for tedious calculations. Its split-scale dial ensures precision, even at lower flow rates. The Enhanced model offers external control and a large graphical display to provide intuitive access to advanced features. Contact Us Request a Quote Request Service, Parts or Support Benefits LMI, Doseur à membrane, L001, Rev.B, 1098 PART I - DESCRIPTION This manual addresses the installation, maintenance and troubleshooting procedures for electronic dosing pumps. An instruction supplement and a liquid end sheet complete this manual. Please read them carefully before installing your pump. I - 1. UNPACKING Leading the way in the metering pump industry, LMI introduced the first full line of electronic metering pumps and accessories. The breadth of LMI's product line extends from low-cost metering pumps for domestic potable water treatment to highly sophisticated custom designs for specific customer applications. Priming LMI Metering Pumps Video C721-75S. LMI Pumps C721-75S Series C Chemical Metering Pump, 4 GPH @ 100 PSI (6.9 Bar), 120V AC, FastPrime, Pulse Input with Dual Manual Control, Polypropylene Head / Fittings, 316 SS Valve Balls, PTFE O-Ring, PE .5" OD Vinyl .938" OD Connection. Connections / Discharge (Inches) LMI P0 series dosing pumps provide manual control of stroke length with fixed speed stroke frequency. Flow rates up to 12 l/h with maximum pressure of 17.3 bar (Depending on model) Range of liquid end materials to suit most chemical dosing applications. Manual stroke control with variable stroke frequency; Output range from 0.012 l/h - 12 l/h Valves and Accessories. Milton Roy offers a complete line of accessories designed to make even the most demanding dosing processes work smoothly. Pressure relief valves, backpressure valves, and pulsation dampeners are just a few of the items available to meet the needs of your process. Learn More. P141-D50HI. LMI Pumps P141-D50HI Series P Metering Pump, 0.42 GPH @ 150, 115 Volt, 50/60 HZ, 4 Function Valve (4FV) LMI Roytronic Series P chemical metering pumps shall be positive displacement, Liquifram type pumps that are UL and CUL approved. Output volume shall be adjustable while pumps are in operation from zero to maximum capacity. The metering pump is a positive displacement chemical dosing device with the ability to vary capacity manually or automatically as process conditions require. Approximately 90% of all pumps sold are transfer pumps, which are designed to move liquids from point A to point B. But metering pumps are specialty pumps: They're designed for LMI B1 series dosing pumps provide manual control of stroke length with variable stroke frequency. Flow rates up to 26 l/h with maximum pressure of 10.3 bar (depending on model) Range of liquid end materials to suit most chemical dosing applications. Manual stroke control with variable stroke frequency. Output range from 6ml - 26 l/h.