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Related Manuals for IWAKI AMERICA EH Series
Summary of Contents for IWAKI AMERICA EH Series
- Page 1 Artisan Technology Group is your source for quality new and certified-used/pre-owned equipment SERVICE CENTER REPAIRS WE BUY USED EQUIPMENT • FAST SHIPPING AND DELIVERY Experienced engineers and technicians on staff Sell your excess, underutilized, and idle used equipment at our full-service, in-house repair center We also offer credit for buy-backs and trade-ins •...
- Page 2 EH Series High Viscosity Electronic Metering Pumps Instruction Manual Five Boynton Road Hopping Brook Park Holliston, MA 01746 USA TEL 508-429-1110 FAX 508-429-7433 WEBSITE: www.IwakiAmerica.com...
- Page 3 IWAKI AMERICA Corporation and for the purposes disclosed in writing at the time purchased, if any. IWAKI AMERICA Corporation’s liability under this warranty shall be limited to replacement or repair, F.O.B. Holliston, MA U.S.A. of any defective...
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Page 4: Table Of Contents
TABLE OF CONTENTS Thank you for choosing an Iwaki America EH Series metering pump. This instruction manual deals with the correct installation, operation, maintenance and troubleshooting procedures for the EH-HV model metering pumps. Please read through it carefully to ensure the optimum performance, safety and service of your pump. -
Page 5: Introduction
Principle of Operation The EH series electronic metering pump consists of a pump unit, a drive unit, and a control unit. The drive unit is an electromagnetic solenoid. When the solenoid coil is energized by the control unit the armature shaft moves forward due to the magnetic force of the solenoid. -
Page 6: Model Code
316SS Valve spring PTFE Gasket PCTFE Valve seat Alumina ceramic PCTFE Polychlorotrifluoroethylene EPDM Ethylene propylene dieni manomer PTFE Polytetrafluoroethylene Fluoroelastomer Polyvinylchloride Hastelloy C276 Options Standard NPT connection with back pressure/anti-syphon valve included. BLANK No option EH Series High Viscosity Metering Pumps... -
Page 7: Specifications
0.21 0.52 0.35 ½” NPT 0.21 1.05 0.35 ¾” NPT Adjustment Range Recommended stroke length adjustment range EHB, EHC 40% to 100% 20% to 100% Frequency adjustment range 0 to 240 strokes per minute EH Series High Viscosity Metering Pumps... -
Page 8: Dimensions
3.94 0.71 0.20 7.32 0.55 ½” NPT 4.57 8.33 7.95 All dimensions in inches Mounting Dimensions EHB all variations 3.46 0.28 0.65 0.37 0.91 0.24 EHC all variations 3.94 0.28 0.67 0.39 1.81 0.24 EH Series High Viscosity Metering Pumps... - Page 9 NPT ¾" 5.75" 6.06" 1.02" 4.50" 1.00" 0.28" 0.28" Note: The stroke length knob on EHE pumps can be forced past 100%. This will cause damage to the pump and will void the warranty. EH Series High Viscosity Metering Pumps...
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Page 10: Installation
Mount the pump close to the supply tank and arrange the suction piping to be as short and straight as possible. Avoid piping installations where air may become trapped in the suction piping. TO POINT APPLICATION VALVE SUPPLY TANK Figure 1 EH Series High Viscosity Metering Pumps... -
Page 11: Electrical
Set spm to 180 by pushing the UP or DOWN arrow key. For very low outputs it will be necessary to also reduce the stroke length. (Minimum recommended stroke length is 40% for EHB and EHC, 20% for EHE) EH Series High Viscosity Metering Pumps... -
Page 12: Calibration
In order for the pump to operate properly in External Mode, the frequency knob must be set fully counter clockwise so it points to the “E”. (See Figure 4.) STROKE RATE STOP 4 5 6 FUNCTION TERMINALS 100% EXTERNAL GROUND POWER SIGNAL INPUT SUPPLY TERMINALS Figure 3 Figure 4 EH Series High Viscosity Metering Pumps... - Page 13 5 6 7 8 Black White STOP Input Green Digital Input (dry switch flow meter contacts) Power Analog Input Sensor Power DC 12V 20 mA max. Figure 5 Input Wiring EH Series High Viscosity Metering Pumps...
- Page 14 WAIT Increase Decrease Pump Speed SET EXTERNAL SET EXTERNAL MANUAL EXTERNAL MODE VALUES DIG: ANA: Incr Decr toggles to scroll thru Pump Speed between A1, P1, A2, P2 X, / Incr Decr Numeric Value EH Series High Viscosity Metering Pumps...
- Page 15 "STOP". operation. 6 7 8 WHITE GREEN Digital Input BLACK Stop Input POWER GROUND Analog Input Sensor Power DC 12V 10 mA max. Power Figure 6 Input Wiring cord External Signal Cable EH Series High Viscosity Metering Pumps...
- Page 16 WAIT Increase Decrease Pump Speed SET EXTERNAL SET EXTERNAL MANUAL EXTERNAL MODE VALUES DIG: ANA: Incr Decr toggles to scroll thru Pump Speed between 4-20, 20-0 X, / 20-4, 0-20 Incr Decr Numeric Value EH Series High Viscosity Metering Pumps...
- Page 17 E Module has the ability to provide 12 VDC at up to 10 mA to power a Hall effect sensor or similar device. Connect the sensor power leads to terminal 4 (positive) and terminal 8 (negative) of the terminal block. EH Series High Viscosity Metering Pumps...
- Page 18 WAIT. Press EXT to operate the pump in external mode. The pump will now respond to the incoming pulse signal. The stroke length can be adjusted manually to set the volume pumped per stroke. EH Series High Viscosity Metering Pumps...
- Page 19 5 6 7 8 5 6 7 8 Analog Input Analog Input White White Black Green Black Green Sensor Power Sensor Power DC 12V Ground Power DC 12V Power Ground 10 mA max. 10 mA max. EH Series High Viscosity Metering Pumps...
- Page 20 Press EXT to operate the pump in external mode. The pump speed will now be determined by the level of the milliamp signal as shown in the graph. The stroke length can be adjusted manually to set the volume pumped per stroke. EH Series High Viscosity Metering Pumps...
- Page 21 Press EXT to operate the pump in external mode. The pump speed will now be determined by the level of the milliamp signal as shown in the graph. The stroke length can be adjusted manually to set the volume pumped per stroke. INPUT SIGNAL, mA EH Series High Viscosity Metering Pumps...
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Page 22: Stop Function
If AC power is interrupted, the pump will power up as shown below: State preceding power OFF State following power ON WAIT WAIT Run Manual Run Manual Run External Run External Set External mode WAIT Set External values WAIT EH Series High Viscosity Metering Pumps... -
Page 23: Maintenance
: There are many small parts in the liquid end. These parts must be installed correctly for proper operation of the pump. GASKET VALVE GUIDE SPRING VALVE BALL VALVE SEAT GASKET Valve Cartridge Orientation EH Series High Viscosity Metering Pumps... -
Page 24: Exploded View And Parts List
20, 30 EH1007 Bolt, M5 X 55 SHC, SS304 EH0055 Washer, M4 Flat 20, 30 EH1253 Washer, M5 Flat EH0038 Washer, M4 Lock 20, 30 EH0628 Washer, M5 Lock --------- Included in spare parts kit EH Series High Viscosity Metering Pumps... -
Page 25: Troubleshooting
Replace diaphragm O-ring or valve gasket Install o-ring or valve gasket missing SERVICE POLICY The EHB, EHC and EHE Series electronic metering pumps have a 2-year warranty. Contact your Iwaki America distributor for service. EH Series High Viscosity Metering Pumps... - Page 26 Artisan Technology Group is your source for quality new and certified-used/pre-owned equipment SERVICE CENTER REPAIRS WE BUY USED EQUIPMENT • FAST SHIPPING AND DELIVERY Experienced engineers and technicians on staff Sell your excess, underutilized, and idle used equipment at our full-service, in-house repair center We also offer credit for buy-backs and trade-ins •...
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