A112-918HM

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A112-918HM

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A112-918HM

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LMI Pumps A112-918HM Series A Chemical Metering Pump, 0.25 GPH, 250 Max PSI, 50/60 Hz, 220/240 Volt, Dual Manual Control, PVC / PVC (Machined Head - Double Ball Check Valves, AUTOPRIME™ Head with 4 Function Valve 4FV), Ceramic Valve Balls, Fluorofilm Diaphragm, Polyprel Seat & O-Ring, 6mm OD Tubing (Not Included) and 1/2" NPT / BSP Connection

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Item: A112-918HM

Repair Parts Exploded View Diagram

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Series Info
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Repair Parts

A112-918HM

Connections / Discharge (Inches)	6mm OD Tubing (Not Included) and 1/2" NPT / BSP Connection
Diaphragm	Fluorofilm
Flow Control	Dual Manual Control
Head / Fittings	PVC / PVC (Machined Head - Double ball check valves, AUTOPRIME™ Head with 4 Function Valve)
Hz	50/60
Maximum Flow (GPD)	6
Maximum Flow (GPH)	0.25 GPH (0.95 LPH)
Maximum Pressure (PSI)	250

Maximum Strokes Per Minute	240
Maximum Viscosity (CPS)	400
Turn Down Ratio	600:1
Valve Balls	Ceramic
Valve / Seat / O-Ring	Polyprel
Voltage	220/240

A Series Information

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. A pulse indicatto light will flash green when pumping. The pump shall be equipped with an on/off button.
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
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 (on non-high viscosity models with tubing connections), and an injection check/back pressure valve with 1/2" NPT male connection for the injection point (on models with tubing connections).

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	LMI Series A Electronic Metering Pump Data Sheet		View
	LMI Roytronic Series A Electronic Metering Pump Instruction Manual		View
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