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AD212-718NI

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LMI Pumps AD212-718NI Series AD Chemical Metering Pump, 0.21 GPH, 250 Max PSI, 50/60 Hz, 230 Volt, Dual Manual Control - Digital, PVC / PVC (Molded FastPrime Head, Single Ball Check Valves), Ceramic Valve Balls, Fluorofilm Diaphragm, PTFE / Polyprel Seat & O-Ring, Tubing PE 1/4" OD

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Item: AD212-718NI

Repair Parts Exploded View Diagram

Overview
Series Info
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Literature/Manuals
Repair Parts

AD212-718NI

Connections / Discharge (Inches)	Tubing PE 1/4" O.D.
Diaphragm	Fluorofilm
Flow Control	Dual Manual Control - Digital
Head / Fittings	PVC / PVC (Molded Head - Single ball check valves, FASTPRIME™ Head)
Hz	50/60
Includes	Tubing, Foot Valve and Strainer, Ceramic Foot Valve Weight, 1/2" NPT Male Injection Check/Back Pressure Valve, and Instruction Manual
Maximum Flow (GPD)	5.04
Maximum Flow (GPH)	0.21

Maximum Pressure (PSI)	250
Maximum Strokes Per Minute	120
Maximum Viscosity (CPS)	400
Turn Down Ratio	600:1
Valve Balls	Ceramic
Valve / Seat / O-Ring	PTFE / Polyprel
Voltage	230

AD Series Information

General Description
LMI Roytronic Excel Series AD chemical metering pumps shall be positive displacement, Liquifram type pumps. Relevant models are UL/CUL or CE certified. Output volume shall be adjustable while pumps are in operation from zero to maximum capacity.
Pump Controls
Series AD2 metering pumps shall have a liquid crystal display to indicate stroke speed of the pump and theoretical flow. Control and adjustment for stroke frequency shall be by means of a tactile keypad. Adjustment for stroke length shall be by means of a readily accessible dial knob. A pulse indicator light shall flash green between strokes when pumping. The pump shall be equipped with an on/off button and a low level float switch Input. When the low level sensor registers empty, the low level indicator light shall turn red and the pump shall turn off when it registers an empty level.
Drive Assembly
The pump drive shall be totally enclosed with no exposed moving parts. Electronic pulser shall be supplied with quick connect terminals at least 0.110 inch wide (2.79 mm). Electronics shall be housed in a chemical resistant enclosure for maximum protection against chemical spillage. Electrical power consumption shall not exceed 25 watts per hour under full speed and maximum pressure conditions. Pump weight shall not exceed 10 lbs (4.75 kg).
Pressure Relief
Models with the LMI 4-Function Valve installed on a FastPrime or AutoPrime Liquid End are recommended 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. Chemical metering pump valves shall be ball type. 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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Type	Title		Link
	LMI Roytronic Excel Series AD Electronic Metering Pump Brochure		View
	LMI Series AD Electronic Metering Pump Specification Sheet		View
	LMI Roytronic Excel Series AD Electronic Metering Pump Instruction Manual		View
	LE 7X8NX LMI Pump Liquid End Sheet Parts Exploded View Diagram		View
	LMI Pumps AD Drive Assembly Exploded View Parts Diagram		View