LMI Electronic Metering Pumps

LMI Electronic Metering Pumps

Pump SelectionPump Selection

Set-up Set-up and Installationand InstallationMaintenanceMaintenance

Basic Pump OperationBasic Pump Operation

LMI Metering

Pumps

Basic Pump OperationBasic Pump Operation

•Discharge StrokeDischarge Stroke

•Suction StrokeSuction Stroke

•ControlsControls

•AdvantagesAdvantages

• Coil is energized, Coil is energized, becoming magneticbecoming magnetic

• Armature and Armature and shaft are pulled shaft are pulled towards liquid endtowards liquid end

• Liquifram™ Liquifram™ (attached to shaft) (attached to shaft) is pushed into headis pushed into head

Discharge StrokeDischarge StrokeB

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During the discharge stroke, the suction balls seats,

preventing solution from going back to the solution tank. The solution is forced through the

discharge valve.

• Coil is de-Coil is de-energizedenergized

• Springs return Springs return the armature the armature and shaftand shaft

• Liquifram™ is Liquifram™ is pulled back, pulled back, creating vacuumcreating vacuum

Suction StrokeSuction StrokeB

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During the suction stroke, a vacuum is created.

The head cavity fills as the Liquifram returns.

The suction ball rises while the discharge ball seats.

ControlsB

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Speed Knob

Stroke Length Control Knob

Pressure control

4-Pin Input Jack

Power Cord

• NoNo rotating motor and camrotating motor and cam

• Only one, permanently lubricated, Only one, permanently lubricated, moving partmoving part

• Totally enclosed, chemically Totally enclosed, chemically resistantresistant

• Easy and inexpensive to externally Easy and inexpensive to externally controlcontrol

Advantages of Electronic Pumps

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Pump SelectionPump Selection

• Numbering SystemNumbering System

• DriveDrive

• Liquid EndLiquid End

LMI Pump model numbers consist of LMI Pump model numbers consist of two main components:two main components:

AA941 - 358TI

Drive Liquid EndPu

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Numbering SystemNumbering System

AA 9 4 1AA 9 4 1

Output Code

Control Code

The Series

Voltage code

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The DriveThe Drive

AAAA141

Note:Note: Pumps within a series operate at maximum pressure or maximum output. The higher the output, the lower the pressure capabilities within each series.

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The Series: The Series:

AA Series: 2 GPH, 250 PSI (7.6 l/h, 17.3 bar)

B Series: 7 GPH, 150 PSI (26.5 l/h, 10.3 bar)

C Series: 25 GPH, 300 PSI (95 l/h, 20.7 bar)

E7 Series: 20 GPH, 300 PSI (76 l/h, 20.7 bar)

P Series: 2 GPH, 250 PSI (7.6 l/h, 17.3 bar)

G Series: 300 GPH, 175 PSI (1136 l/h, 12 bar)

HH Series: 0.14 GPH, 1000 PSI (0.5 l/h, 70 bar)

J5 Series: 2GPH, 140 PSI ( 7.6 l/h, 9.7 bar)

AAAA114141P

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• Control code Control code 00– Manual stroke length control, fixed speedManual stroke length control, fixed speed

• Control code Control code 11– Manual stroke length and speed controlManual stroke length and speed control

• Control code Control code 77– Manual stroke length & speed control with external control Manual stroke length & speed control with external control

optionoption

• Control code Control code 99– Microprocessor control with LCD; external control by Microprocessor control with LCD; external control by

milliAmp or digital ( pulse) inputmilliAmp or digital ( pulse) input

• MP-100• MP-400D• MP-500M• Pulse Transmitter• RFP Remote

Flowmeter Pulser• FC Flowmeter

Contactor

Methods of Triggering

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Series AA7/B7/C7/P7Series AA7/B7/C7/P7

• 4-20 mA DC• High frequency

pulses• Low frequency

pulses• Pulse Transmitter• RFP Flowmeter• FC FlowmeterP

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Methods of Triggering

• MP-100• MP-400D• MP-500M• Pulse transmitter• RFP Remote

Flowmeter Pulser• FC Flowmeter

Contactor

Methods of Triggering

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Series E7: Series E7: Explosion ProofExplosion Proof

Note: Note: Accessories Accessories

are NOT are NOT explosion explosion

proofproof

The output code determines output The output code determines output and pressure capability within a and pressure capability within a pump series. Select the proper pump series. Select the proper output code using the LMI Pump output code using the LMI Pump Selection Guide.Selection Guide.

AAAA114411P

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Voltage code 1 = 120 VAC U.S. PlugVoltage code 1 = 120 VAC U.S. Plug

Voltage code 2 = 240 VAC U.S. PlugVoltage code 2 = 240 VAC U.S. Plug

Voltage code 3 = 220-240 VAC DIN PlugVoltage code 3 = 220-240 VAC DIN Plug

Voltage code 5 = 240-250 VAC UK PlugVoltage code 5 = 240-250 VAC UK Plug

Voltage code 6 = 240-250 Aust/NZ PlugVoltage code 6 = 240-250 Aust/NZ Plug

Voltage code 7 = 220 VAC Swiss PlugVoltage code 7 = 220 VAC Swiss Plug

AAAA141411P

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Liquid EndLiquid End

• Select a liquid end compatible with the pump drive using the Pump Selection Guide.

• Use the Chemical Resistance Chart to select a suitable liquid end material.

3 5 8 T I

LiquiPro™ Series

Materials

Valve code

Tubing code

Head/tubing size

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Liquid EndLiquid End

Advantages• Cartridge valve systems eliminates distortion of seal

rings due to overtightening

• Better volumetric efficiency

• Superior priming performance

• Better seal to prevent leaks

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LiquiPro™ Series: 3358TI58TI

33 = Molded= Molded

4 = Machined4 = Machined

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Head/Tubing Size:Head/Tubing Size: 335858TITI

• 5 = 0.55 = 0.5

• 9 = 0.99 = 0.9

• 6 = 1.86 = 1.8

• 1 = 3.01 = 3.0

• 8 = PVC8 = PVC

• 0 = Acrylic0 = Acrylic

• 2 = PVDF / Polyprel2 = PVDF / PolyprelTMTM

• 3 = PDVF / PTFE3 = PDVF / PTFE

Materials:Materials: 358TI358TIP

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Valve Code:Valve Code: 358358TTII

• T = Three Function Valve (3FV)

• S = Four Function Valve (4FV)

• N = No Accessory Valve, Fitting Only

• H = AutoPrime (AV) + Four Function Valve (4FV)

Set-up and InstallationSet-up and Installation

• Box ContentsBox Contents

• Installation TipsInstallation Tips

• PrimingPriming

• CalibrationCalibration

• PumpPump

• 16 feet (5m) of tubing16 feet (5m) of tubing

• Foot valveFoot valve

• Injection check valveInjection check valve

• Discharge valveDischarge valve(4FV, B4FV, 3FV, 4FV+AV or straight fitting)(4FV, B4FV, 3FV, 4FV+AV or straight fitting)

• Instruction manualsInstruction manuals

• Ceramic weightCeramic weight

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Box ContentsBox Contents

• Always wear protective clothing

• Pump is pre-primed with water

• Verify solution compatibility

• Do not reduce tubing connection

• Do not use Teflon® tape

• Adhere to local plumbing & electrical codes

• Use grounded receptacle

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Pre-Installation Pre-Installation PrecautionsPrecautions

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Suction LiftSuction Lift• Injection check valve

should be vertical (pointing up)

• Foot valve must be vertical• Suction tubing should be

straight; no curves or bends

• Maximum suction lift 5 feet (1.5m)

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Flooded SuctionFlooded Suction• True vs. false flooded suctionTrue vs. false flooded suction

• Day tanks-safety issuesDay tanks-safety issues

• Back pressure valvesBack pressure valves

• Determine required pump outputDetermine required pump output

• Determine percent of pump outputDetermine percent of pump output

• Determine stroke and speed settingsDetermine stroke and speed settings

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Determining Determining Pump OutputPump Output

Desired PPM x GPM of FlowDesired PPM x GPM of Flow

% Concentration of Chemical% Concentration of Chemical x ..006006

= Required Pump Output in GPHRequired Pump Output in GPH

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Calculating Calculating Required OutputRequired Output

Required Pump OutputRequired Pump Output

Maximum Output of PumpMaximum Output of Pump

% Output Required from Pump% Output Required from Pump

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Calculating Calculating Output PercentageOutput Percentage

=

% Output Required from Pump% Output Required from Pump

% Speed and % Stroke% Speed and % Stroke

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Calculating Calculating % Speed / % Stroke% Speed / % Stroke

=

• Output adjustment= 80% speed, Output adjustment= 80% speed, 100% stroke100% stroke

• Vent pump to atmosphere via Vent pump to atmosphere via 3FV or 4FV3FV or 4FV

• Vent tubing to supply tankVent tubing to supply tank

LMI pumps are pre-primed with LMI pumps are pre-primed with water to assist in priming:water to assist in priming:

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PrimingPriming

• Verify that the pump is primedVerify that the pump is primed

• Use a graduated cylinder on Use a graduated cylinder on suction side of pumpsuction side of pump

• Run 60 second testRun 60 second test

• Adjust pump as necessaryAdjust pump as necessary

LMI Pumps should be calibrated during installation or whenever the output is adjusted

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CalibrationCalibration

MaintenanceMaintenance

• RPM Pro Pac™ KitsRPM Pro Pac™ Kits

• Liquifram™ ReplacementLiquifram™ Replacement

• Cartridge valves Cartridge valves (balls/seal rings)(balls/seal rings)

• Liquifram™Liquifram™

• Clamp ringsClamp rings

Preventative Preventative MaintenanceMaintenance

Spare parts should be replaced annually including:

• FerrulesFerrules

• Head screwsHead screws

• Shaft sealShaft sealMai

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• Liquifram™

• Clamp rings / Ferrules

• Cartridge valves

• Head Screws• Instructions

• Shaft sealMai

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RPM Pro Pac™ KitsRPM Pro Pac™ Kits