IWAKI PUMPS EH-B10 Instruction Manual Download Page 57

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EH-FC Types

No.

Quantity

Name

Pump head

Connecting port

Fitting nut

Valve gasket

Valve guide

Valve

Valve seat

Gasket

2 sets

Note 1

Diaphragm

Retainer

Valve set

Spacer

Cap bolt
(with spring washer and
plate washer)

Note 1: The number of the spacers, which

are for dimensional adjustment,
depends on the type of pump.

Summary of Contents for EH-B10

Page 1: ...07 FAX 3 7803 4800 TEL 886 2 8227 6900 FAX 2 8227 6818 TEL 66 2 320 1303 FAX 2 322 2477 TEL 852 2 607 1168 FAX 2 607 1000 TEL 86 20 8435 0603 FAX 20 8435 9181 TEL 86 10 6442 7713 FAX 10 6442 7712 TEL 86 21 6272 7502 FAX 21 6272 6929 TEL 63 2 888 0245 FAX 2 843 3096 TEL 82 2 3474 0523 FAX 2 3474 0221 Germany IWAKI EUROPE GmbH Italy IWAKI Italia S R L Denmark IWAKI Pumper A S Sweden IWAKI Sverige AB...

Page 2: ...des 7 8 4 Main Features 9 5 Specifications 10 11 6 Description of Parts 12 13 INSTALLATION 14 25 1 Before Use 15 2 Notes on Operation 15 17 3 Installation Piping and Wiring 18 25 PUMP OPERATION 26 44 1 Operation 27 32 2 Methods of Pump Operation 33 44 MAINTENANCE 45 57 1 Causes of Trouble and Troubleshooting 46 2 Maintenance and Inspection 47 3 Disassemble and Reassembly 48 51 4 Accessories 52 5 N...

Page 3: ...f the activity to be avoided is depicted Indicates an important action or procedure which must be performed or carried out without fail Failure to follow the instructions herein can lead to malfunction or damage to the pump For the Safe and Correct Handling of the Pump Read the Safety Instructions sections carefully to prevent accidents involving your customers or other personnel and to avoid dama...

Page 4: ...without first obtaining permission or instructions from Iwaki Wear protectors If you touch or come in contact with any type of hazardous chemical liquid including but not limited to chemicals you may experience a serious injury Wear protective gear protective mask gloves etc during the pump operation Operating site must be free of water and humidity The pump is not designed to be water proof or du...

Page 5: ... damaged pump A damaged pump may cause leakage or electrical shock Do not damage or change power cable Do not scratch damage process or pull the power cable forcibly An extra load onto the cable such as heating the cable or placing something heavy on the cable may damage the cable and finally cause a fire or an electrical shock Arrange grounding Do not operate the pump without connecting the groun...

Page 6: ...uction manual Limited operating site and storage Do not install or store the pump in the following places Places where a flammable gas or material is used or stored Places where the ambient temperature is extremely high 40 C or higher or extremely low 0 C or lower Disposal of used pump Disposal of used or damaged pumps must be done in accordance with the relevant local laws and regulations Consult...

Page 7: ... 5 OUTLINE OF PRODUCT 1 Unpacking and Inspection 6 2 Operation Principle 6 3 Identification Codes 7 4 Main Features 9 5 Specifications 10 6 Description of Parts 12 ...

Page 8: ... directly It consists of a pump unit a drive unit and a control unit Reciprocating movement is caused by the electromagnetic force produced by the pulse current sent from the control unit and the force of a spring The reciprocating movement is transmitted to the diaphragm directly connected to a plunger to change the capacity of the pump chamber The changed capacity and the functioning of the valv...

Page 9: ...mic FKM EPDM FKM EPDM FKM EPDM FKM EPDM FKM EPDM FKM EPDM PCTFE PTFE PTFE EPDM Valve seat Material code PVC Transparent vinyl chloride GFRPP Glass fiber reinforced polypropylene PVDF Polyvinylidene fluoride FKM Fluoroelastmer EPDM Ethylene propylene diene methylene PTFE Polytetrafluoroethylene PCTFE Polychlorotrifluoroethylene t Line voltage 100 AC 110 115 V 20E AC 220 240 V y Power cable type P W...

Page 10: ... C Pt1000 PH2 pH type pH control function A T C Pt100 PH2B pH type pH control function A T C Pt100 with BNC plug OR ORP type oxidation reduction potential control function CD Conductivity type conductivity control function 0 Special specification code 01 99 None standard materials different diameter fitting etc The specifications marked with asterisks are special specifications while the rest are ...

Page 11: ...tion As the operating keys of the control unit are used to run the pump and to control the flow rate system control of the flow rate can be carried out easily Memory backup function Due to the memory backup function set values remain stored even after the power has been turned off When power is restored the pump operates with these set values 4 Main Features Pump unit Reciprocating movement of the...

Page 12: ...e Sound level The sound level of the each type of the pump is 60 dB A scale or less at a distance of one meter Note 6 Permissible voltage fluctuation Within 10 of rating Please consult us for special specifications such as in the case of handling slurry Please note that for the purpose of improvement parts which have no effect on specifications and fitting sizes are subject to change without prior...

Page 13: ...voltage DC35V Min Current DC2 5mA KAUTO SET PB spm Lo Hi KMAN spm Prameters Keys Stop Display Stroke Sensor Stop Stop Synchronized stroke Lo Hi Within SET Value Form Function Indication Input Output 1 Select one 0 14pH ZERO SPAN ATC With SET Value 0 2mS cm With SET Value 20mV With SET Value 0 20pH DC0 1V 0 10mS cm Max load 10kΩ or more DC0 1V 1999 1999mV Max load 10kΩ or more DC0 1V 0 14pH Max loa...

Page 14: ...eration ZERO display Remains lit when the calibration set value is selected for parameter display ON lamp Remains lit while power is supplied Flashes in synchronization with the pump stroke SPAN display Remains lit when the calibration set value is selected for parameter display START STOP key Pressed to start or stop pump operation Shift key Pressed to move to the next rightward digit for value s...

Page 15: ...der normal conditions WAIT is displayed while the pump is in standby condition or the stroke rate is displayed while the pump is in operation The control unit is ready for mode selection MAN or AUTO remains flashing This mode selection display can be accessed from the WAIT standby display Set value is being changed The parameter display has been replaced by this display and the set value is ready ...

Page 16: ... 14 INSTALLATION 1 Before Use 15 2 Notes on Operation 15 3 Installation Piping and Wiring 18 ...

Page 17: ...d on the nameplate Failure to do so may result in damage or fire Only the specified power level is to be applied Keep from heat or flame Do not place any dangerous materials or flammable objects near the pump for the prevention of fire or accident Damaged pump Never operate a damaged pump A damaged pump may cause leakage or electrical shock 1 Before Use Strictly observe the following points Operat...

Page 18: ...ning may result during an operation which involves toxic or odorous liquid Ventilate the operating site sufficiently Do not wet or dampen If an electric part or wiring gets wet with the liquid spilled over accidentally a fire or electrical shock may be caused Install the system in a place free from liquid spillage or leakage Install an earth leakage breaker option The operation of a pump without u...

Page 19: ...d or stored Place where the ambient temperature is extremely high 40ºC or higher or extremely low 0ºC or lower Cleaning Wiping the pump body or the nameplate with a cloth soaked in a solvent such as benzene thinner or kerosene may remove or change the color of the coating Use a dry cloth or a cloth soaked in water or neutral detergent If the pump is used for industrial porpose the electric power c...

Page 20: ...se to the suction tank as possible so as to realize flooded suction piping install the pump at a lower level than the tank on the suction side c Fix the pump firmly by means of m5 screws on a level floor free from splashing liquid If the pump is inclined the discharge may be decreased or may even reach zero v If the pump is used for a liquid that tends to generate air bubbles sodium hypochlorite h...

Page 21: ...he tube to the discharge port of the air vent unit so that the bled air can be discharged into the suction tank a drain plate etc See Air Bleeding on page 23 Note The B30 C30 C35 and FC type is not equipped with an air vent unit c Installation of check valve The pump is provided with a check valve to prevent overfeeding The check valve must be used in any of the following cases q The liquid surfac...

Page 22: ...e of the discharge side connecting tube It must be least 1 m away from the pump The connection port of the CA type check valve can be mated with not only the tube but R1 2 and R3 8 threads Cut off the unnecessaly section with a pipe cutter For applicable pump types see Accessories on page 52 Besides the CA type the CB double ended type optional item for connection to braided tube is available A ba...

Page 23: ...arried out by an authorized electrician in accordance with local regulations Use quality wiring materials only and observe the technical standards of electrical installation and interior wiring regulations Connection with 110V power supply The power cable has a connection plug at its end Insert the plug into a 110V plug socket Connection with 220 240V power supply The power cable has a press fit t...

Page 24: ...nt operation voltage or drive unit In order to prevent damage to the electronic circuit and the drive unit use the control unit with the delivered pump only Surge voltage The electronic circuits in the control unit may be affected by an excessively strong surge voltage It is recommended that the control unit should be distanced from high power electric equipment of 200V or higher that generates su...

Page 25: ...onnection The electrode which has a model number ending with TV has 5 wires on it The electrode which has a model number ending with V has 2 wires on it In the case of the TV type remove the resistor installed at the T T terminals before connecting the wires An OPR electrode has two wires only which are not to be connected to the terminals T and E No resistor is attached either GLASS E T T REF Gre...

Page 26: ... should be 4 kgf cm or lower Caution All the wires are prepared especially for the control unit Do not attempt to modify or extend them for such a attempt may affect measurement accuracy When stop function is used Stop function refers to a method to stop the pump operation temporarily by sending an external no voltage contact signal contact a The wiring required for the use of this function should...

Page 27: ...ed immediately after the power is turned off Wiring work should be begun at about 1 minute following the turn off z Remove the retaining screw on the terminal box and open the terminal box x Take out the removable connector and the PCB connector c Remove other cable nuts which are not used for wiring Take out the blind cap and the cable gasket from the terminal box Then set the cable nut and the c...

Page 28: ... 26 PUMP OPERATION 1 Operation 27 2 Methodsn of Pump Operation 33 ...

Page 29: ...eeding requires some care as liquid splashes out of the discharge port of the air vent unit Do not forget to connect the tube to the air discharge port and return the air to the liquid tank a drain plate atc 1 Operation Starting up and stopping of pump MAN control mode z Turn the power on When power is applied the ON lamp green lights and MAN mode is established Upon initial power up x If AUTO is ...

Page 30: ... liquid leakage Make sure to operate the pump with sufficient liquid inside If the pump is operated dry for a long time 30 min or longer the pump may be heated excessively which will result in liquid leakage due to the deformation of the pump unit pump head valve case etc and or loosened pump head assembly Loosened pump head Loosened installation bolts on the pump head may result in liquid leakage...

Page 31: ...hat no liquid leaks from any part Procedure for air bleeding in EH B30 C30 and C35 types z Return the tube connected to the fitting nut on the discharge side to the liquid tank or a drain plate If the check valve is attached to the discharge side valve it should be detached before the above step z Caution Some types of liquid will damage skin and machine parts If your hand or any of the pump parts...

Page 32: ...ery low level the discharge may gradually decrease w When the back pressure on the discharge side is high keep the stroke length at around 100 and adjust the stroke rate e If the reaction to a discharge per shot fluctuates violently due to neutralization or titration shorten the stroke length to reduce the discharge and use the stroke rate for further adjustment z Procedure for Discharge Adjustmen...

Page 33: ...nd adjust the discharge of the pump by rotating the stroke length adjusting dial while the pump is in operation w The graph on the left shows the relation between discharge and stroke length which is shown in of the amount indicated on the nameplate as 100 In practical use set the stroke length in the range of 50 to 100 Do not rotate the stroke length adjusting dial when the pump is out of operati...

Page 34: ...o Methods of Pump Operation on page 33 Suspension of Operation Suspection of operation for a long time over a month Before stopping the pump run it with clear water for about 30 minutes to wash the liquid contacting parts and inside of the piping Resumption of operation If the pump dose not suck or feed liquid when the power is turned on clean the valve sets and remove the solids if any If air ent...

Page 35: ...ions differ the selected operation mode Read this section carefully before actual operation Page I Manual Operation 34 II Setting and Changing of Modes 35 III Calling Up Setting and Changing of Parameters 36 38 IV Calibration and Operation of Electrode 38 41 V Setting of Parameter and Description of Performance 42 VI Other Display Messages and Special Procedure 43 44 2 Methods of Pump Operation ...

Page 36: ...selected mode For MAN mode WAIT or stroke rate is displayed The explanation in this section is given on the assumption that WAIT is displayed For AUTO mode the pH value is displayed on the PH model voltage mV on OR model and conductivity mS cm on the CD model Upon the initial power up WAIT is displayed in MAN mode x Starting and stopping The pump starts running when the key is pressed once the pum...

Page 37: ...the mode can be changed c If the key is pressed while AUTO is flashing MAN is displayed in flashing mode Each time the key is pressed AUTO or MAN is alternately displayed in flashing mode v Select a display from the flashng display and press the key to enter the election now the mode changing process is completed F U N C F U N C START S T O P F U N C START S T O P F U N C MAN ZERO SPAN AUTO C ALM ...

Page 38: ...the top as indicated in the above table for each mode MAN ZERO SPAN AUTO C ALM SET PB spm pH Hi Lo START S T O P F U N C START S T O P F U N C Mode Parameter Initial value Setting range Step Initial value Setting range Step Initial value Setting range Step PH model OR model CD model 360spm 7 00pH 4 00pH 7 00pH 5 00pH 360spm 2 00pH 12 00pH 360spm 0mV 0mV 1000mV 360spm 1500mV 1500mV MAN AUTO SET ZER...

Page 39: ...e said key moves the digit rightward one at at a time v Each press of the key then increase the value of the digit selected 0 1 2 3 9 0 START S T O P F U N C START S T O P F U N C MAN ZERO SPAN AUTO C ALM SET PB PB PB PB spm pH Hi Lo START S T O P F U N C START S T O P F U N C MAN ZERO SPAN AUTO C ALM SET spm pH Hi Lo START S T O P F U N C START S T O P F U N C MAN ZERO SPAN AUTO C ALM SET spm pH ...

Page 40: ...7 standard liquid for 1 to 2 minutes lights up and all the digits are displayed v Set the value of the pH7 standard liquid Press the key to make the highest digit flash Pressing the key while the digit is flashing increases the value by 1 Pressing the key then moves the flash to the next digit For the set value take the value on the package of the standard liquid in accordance with the temperature...

Page 41: ...ndard liquid in accordance with the temperature of the liquid The value indicated for an electrode without a temperature compensating element is specified for a temperature of 25 C indicates blinking of the display Even when setting the parameter to the same value as the current one carry out steps n and m above Press the key to enter the value The display stops flashing With the above step comple...

Page 42: ... the key to call up parameter CELL x Check the cell constant specified for the conductivity sensor to be used Press the key to make the highest digit flash Pressing the key while the digit flashes increases the value by 1 Pressing the key then moves the flash to the next digit indicates a blinking of the display c Press the key to enter the value The display stops flashing Warning The cell constan...

Page 43: ...gree of strength applied on the electrode may scratch the surface which will affect measuring accuracy or lower the speed of response Use a soft cloth to wipe the surface of the electrode if stains or dirt are difficult to remove by washing Clean the ORP electrode periodically once a month or more frequently Use water to wash the electrode as a general rule When dirt adheres to the electrode stubb...

Page 44: ...ment decreases For example the stroke rate for the measured value 4 00 pH stands at 120 spm The parameters are set before shipment from the plant Set them to the required values in accordance with the application purpose before use If the measurements exceed the value set for Lo or Hi the alarm function runs with display and or alarm output optional function The values for Lo and Hi can be set as ...

Page 45: ...ow to select the content of display This control unit can display pH value voltage mV conductivity mS cm stroke rate spm and temperature C PH type and CD type only z While holding key down press the key The currect measured value starts flashing x Press the key next to make the temperature display ºC flashing No temperature display is available with OR type indicates blinking of the display F U N ...

Page 46: ...on is activated by the external contact signal Special procedure When the display is not in flash mode pressing the key for more than one second will turn the parameter display back to the basic display selected display content in the current mode MAN or AUTO This procedure is employed when the parameter should be reset or when only one parameter should be changed with call up for all the other pa...

Page 47: ... 45 MAINTENANCE 1 Maintenance and Inspection 46 2 Causes of Trouble and Troubleshooting 47 3 Disassembly and Reassembly 48 4 Accessories 52 5 Names of Parts and External Dimensions 53 ...

Page 48: ...t normal level Has liquid undergone quality change crystallization or solidification By flow meter or visual Check nameplate Visual 2 Abnormal noise or vibration Abnormal functioning of pump may cause abnormal noise or vibration Visual and aural 3 Is there liquid or air suction in any joint of pump or piping Tighten leaking joint Excessive air bubbles in discharged liquid mean air is sucked into s...

Page 49: ...er supply cord is routed in a wrong way Stained electrode Scratch crack deterioration on electrode 2 Causes of Trouble and Troubleshooting Trouble Pump does not start No liquid flow Discharge fluctuates Liquid leaks Measured value fluctuates considerably Measuring response is extremely poor Troubleshooting K Correct wiring K Find cause and raise voltage to rated level K Replace electronic circuit ...

Page 50: ...rts If your hand or parts of the pump are exposed to the liquid wipe it off thoroughly w Rotate the locknut counterclockwise while lifting it up by hand and detach the air vent unit A e Loosen air vent unit B by means of a wrench and detach it Then take the valve set out of the pump head In the EH B30 C30 C35 or FC type pump loosen the connecting port by means of a wrench and detach it Then take t...

Page 51: ...e valve set Fit the valve set into the pump head Insert the lock nut into the air vent valve B and tighten the locknut Air vent assembly Use a wrench to loosen the lock nut Since the air vent valve can be rotated 360 degrees the tube connection position can be selected freely to satisfy your requirements The lock nut shall be loosened to make sure that the tube is not positioned over the pump head...

Page 52: ... careful not to lose them when replacing the diaphragm Reassembly For reassembly follow the steps of disassembly in reverse paying attention to the following z Firtst make sure that the stroke length of the pump is set at 100 Start up the pump for setting the stroke length Then stop the pump and turm the power off x Insert the retainer and diaphragm spacer s onto the threaded part of a new diaphra...

Page 53: ...le q While operating the pump rotate the stroke length adjusting dial to 0 reading then stop the pump and turn off the power swtich w Next wait for about one minute and pull out the dial Then unscrew the control unit setscrew with a Philip screwdriver Finally pull up the control unit out of the pump unit ...

Page 54: ...9 CA 2VCL 9 CA 2VEL 9 BVC 1VV 4H BVC 1VV 9H 0 17 0 04 1 7 0 4 0 17 0 04 1 7 0 4 0 2 0 02 2 0 2 0 04 0 03 0 4 0 3 0 04 0 03 0 4 0 3 0 02 0 01 0 2 0 1 ø 4 ø 6 ø 4 ø 6 ø 4 ø 6 ø 6 ø 8 ø 9 ø 12 ø 9 ø 12 ø 9 ø 12 GFRPP PVC PVC EH B10 15 20 EH C15 20 EH B10 15 20 EH C15 20 EH B10 15 20 EH C15 20 EH B30 EH C35 EH B30 EH C35 EH C30 EH C30 EH C30 EH B30 EH C35 PC PH PC PH PC PH VC VH VC VH VC VH VC VH VC B...

Page 55: ...nal Dimensions Air vent assembly Control unit Pump proper Valve set PW SW Valve set Body of pump Terminal box Cable gasket Blind cap Cable nut Gasket Body of controller Retaining screw Cap Stroke length adjusting dial Key protector Cap connector ...

Page 56: ...d Bracket Connecting port Fitting nut Air vent unit A Lock nut Diaphragm Insert bolt Retainer Air vent unit B Valve guide Valve seat Valve ball Valve gasket O ring Diaphragm spacer Hex socket bolt with spring washer and plate washer Diaphragm seal Air vent adjusting screw Adjusting screw nameplate O ring The figures in parentheses indicate quantities in the cases of the EH B30 C30 and C35 types ...

Page 57: ...ing port Fitting nut Valve gasket Valve guide Valve Valve seat Gasket 10 12 13 14 19 1 1 2 sets Note 1 4 Diaphragm Retainer Valve set Spacer Cap bolt with spring washer and plate washer Note 1 The number of the spacers which are for dimensional adjustment depends on the type of pump ...

Page 58: ... 56 88 9 5 23 16 5 7 6 2 37 5 100 35 90 150 26 184 69 5 67 208 5 AIR OUT IN 88 9 5 23 16 5 7 6 2 8 16 40 100 5 90 172 69 5 67 192 5 OUT IN External Dimensions EH B10 B15 and B20 Types EH B30 Types ...

Page 59: ... 57 6 2 100 37 5 116 31 194 100 160 36 7 16 10 65 5 97 231 46 AIR OUT IN 6 2 100 16 18 5 36 116 100 182 7 16 10 65 5 97 215 46 OUT IN EH C15 and C20 Types EH C30 and C35 Types ...

Page 60: ...erial instructed by the purchaser or user 4 Materials used for the product are manufacturer s recommendation but are not guaranteed for the chemical attack corrosion or fluid abrasion 5 Warranty is limited to repair of failed or damaged parts or product and manufacturer does not compensate for dam age or loss of other equipment or facility or any expense caused by failure or damage of product Repa...

Page 61: ... 59 MEMO ...

Page 62: ... 60 MEMO ...

Page 63: ... 61 MEMO ...

Page 64: ...07 FAX 3 7803 4800 TEL 886 2 8227 6900 FAX 2 8227 6818 TEL 66 2 320 1303 FAX 2 322 2477 TEL 852 2 607 1168 FAX 2 607 1000 TEL 86 20 8435 0603 FAX 20 8435 9181 TEL 86 10 6442 7713 FAX 10 6442 7712 TEL 86 21 6272 7502 FAX 21 6272 6929 TEL 63 2 888 0245 FAX 2 843 3096 TEL 82 2 3474 0523 FAX 2 3474 0221 Germany IWAKI EUROPE GmbH Italy IWAKI Italia S R L Denmark IWAKI Pumper A S Sweden IWAKI Sverige AB...

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