LMI C141-36 Metering Pump, 20.0 GPH, PVC, PE .5'', 120 VAC, US Plug

Chemical metering pump shall be positive displacement, Liquifram™ type pumps that are UL and CUL approved. Output volume shall be adjustable while pump is in operation from zero to maximum capacity. Chemical metering pump shall be capable, without a hydraulically backed diaphragm, of injecting solutions against pressure. Adjustment shall be by means of readily accessible dial knobs, one for changing stroke length and the other for changing stroke frequency (speed). Both knobs are to be located opposite the liquid handling end. To eliminate need for pressure relief valve, Liquifram™ shall automatically stop pulsating when discharge pressure exceeds pump pressure rating by not more than 35%.