A712-812SI

LMI Roytronic Series A Metering Pump.
0.25 GPH @ 250 PSI, 230 VAC 50/60 Hz, US Plug.
(Molded FastPrime Head, Double Ball Check Valves, with 4 Function Discharge Valve accessory)

Pulse Input with Dual Manual Control
Pulse signal input controls stroke frequency, manual stroke length control, stroke frequency manually adjustable when in local control mode. Includes low level float switch input.

See Specifications and Downloads tabs for detailed specifications and features.

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General Description
LMI Roytronic Series A chemical metering pumps shall be positive displacement, Liquifram type pumps. Relevant model codes are NSF Certified, UL/CUL or CE certified. Output volume shall be adjustable while pumps are in operation from zero to maximum capacity.
Pump Controls
Adjustment shall be by means of readily accessible dial knobs, one for changing stroke length and the other for changing stroke frequency. Both knobs are to be located opposite the liquid handling end. When in external mode, Series A7 units shall accept signals to pace the pump without the use of an electrical timer or internal timer. A pulse indicator light will flash green when pumping in internal mode, and yellow when pumping in external mode. The pump shall be equipped with an on/off button, a low level float switch input and a low level indicator light.
Drive Assembly
The pump drive shall be totally enclosed with no exposed moving parts. Electronics shall be housed in chemical resistant enclosure at the rear of the pump for maximum protection against chemical spillage. Electrical power consumption shall not exceed 42 watts per hour under full speed and maximum pressure conditions. Pump weight shall not exceed 10 lbs (4.75 kg).
Pressure Relief
The LMI 4-Function Valve is recommended with a FastPrime or AutoPrime Liquid End to provide automatic pressure relief.
Materials of Construction
See Specifications tab. Chemical metering pump housing shall be of chemically resistant glass fiber reinforced thermoplastic. All exposed fasteners shall be stainless steel. Valves shall be serviceable by replacing the cartridge valve assembly.
Check Valve, Tubing, Connections
A total of 16 ft (4.8 m) of tubing shall be provided per pump complete with compressing connections on models with tubing connections. A foot valve with integral one piece strainer shall be provided for the suction line, and an injection check/back pressure valve with 1/2" NPT male connection for the injection point.

RPM-812 LMI Pump Roytronic RPM Kit Quantity Price 1 + $90.25 RPM-812 Quantity Price 1 + $90.25 LMI Pump Roytronic RPM Kit LMI LE-812SI LMI Pump Roytronic Liquid End Assembly Quantity Price 1 + $264.10 LE-812SI Quantity Price 1 + $264.10 LMI Pump Roytronic Liquid End Assembly LMI

LMI Roytronic Series A Metering Pump Datasheet.pdf
LMI Roytronic Series A Metering Pump Specification sheet.pdf
LMI Roytronic Series A Metering Pump Manual.pdf
LMI Metering Pumps Brochure.pdf