Lutz-Jesco MEMDOS SMART LD Operating Instructions Manual Download Page 1

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Dosing

Conveying

Control

Liquids
Gases
Systems

Original operating instructions
© Lutz-Jesco GmbH 2015

BA-10102-02-V02

Stepper motor-driven diaphragm dosing pump

MEMDOS SMART LD

Operating Instructions

Read the operating instructions!
The user is responsible for installation and operation related mistakes!

Summary of Contents for MEMDOS SMART LD

Page 1: ...inal operating instructions Lutz Jesco GmbH 2015 BA 10102 02 V02 Stepper motor driven diaphragm dosing pump MEMDOS SMART LD Operating Instructions Read the operating instructions The user is responsib...

Page 2: ......

Page 3: ...s 14 6 1 MEMDOS SMART LD 2 5 10 14 6 2 MEMDOS SMART LD 15 20 15 7 Installing the Dosing Pump 16 7 1 Set up information 16 7 2 Installation examples 16 8 Hydraulic installations 17 8 1 Design of the sy...

Page 4: ...ger Ignoring this sign may lead to death or the most serious injuries WARNING Refers to a potentially hazardous situation Failure to follow this instruction may lead to death or severe injuries CAUTIO...

Page 5: ...eck that all the screw connections have been tightened correctly and are leak proof WARNING Caustic burns or other burns through dosing media While working on the dosing head valves and connections yo...

Page 6: ...o work on the dosing pump must have appropriate special knowledge and skills Anybody who works on the dosing pump must meet the conditions below n attendance at all the training courses offered by the...

Page 7: ...mply with the information regarding the operating and environmen tal conditions see chapter 5 Technische Daten auf Seite 12 n Any restrictions regarding the viscosity temperature and density of dosing...

Page 8: ...nnel without adequate qualifications n Deposits in the dosing head due to inadequate purging particularly with suspensions n Bridging the external fuse n Operation made more difficult due to inadequat...

Page 9: ...lculation wizard for pulse operation available online 4 2 Scope of delivery Please compare the delivery note with the scope of delivery The following items are part of the scope of delivery n Dosing p...

Page 10: ...ng medium flows from the suction line into the dosing head If the dosing pump is in the pressure stroke phase the diaphragm is moved into the front final position Due to the pressure in the dosing hea...

Page 11: ...bles it to perform the pressure and suction stroke at different speeds For low supply rates for example the dosing pump performs the suction stroke at the maximum speed and adjusts the speed of the pr...

Page 12: ...ack pressure l h 2 6 6 11 3 14 7 19 7 ml stroke 0 28 0 67 1 26 1 63 2 19 Average back pressure bar 10 8 5 3 2 Max stroke frequency RPM 150 Suction height for non gassing media mWS 3 Table 7 Output dat...

Page 13: ...1 C 0 80 Table 9 Approved media temperature 5 3 Electrical data Information Value MEMDOS SMART LD all sizes Voltage supply 110 240 V AC 10 5 50 60 Hz Power consumption W 25 Table 10 Electrical specifi...

Page 14: ...LD 2 5 10 with dosing head made of PVC PP or PVDF all dimensions in mm 237 202 81 17 L L 120 176 56 70 6 5 100 116 80 Fig 7 Dimensioned drawing of MEMDOS SMART LD 2 5 10 with dosing head made of stai...

Page 15: ...S SMART LD 15 20 84 17 5 L L 53 181 70 6 5 84 100 116 237 202 Fig 8 Dimensioned drawing of MEMDOS SMART LD with dosing head made of PVC PP PVDF or stainless steel 1 4571 all dimensions in mm Connectio...

Page 16: ...here must be enough free space in the area of the dosing head and the suction and discharge valves for these parts to be easily dismantled if required The entire space requirement for installation and...

Page 17: ...his can result in injury due to uncontrollable piping or escaping dosing media Install pulsation dampeners NOTICE Damage to drives due to overloading The pressure conditions between the suction and di...

Page 18: ...n be changed in 90 intervals The suction valve c must always point downwards Accordingly arrow b and pressure valve a always point upwards This is irrespective of the positioning of the dosing head to...

Page 19: ...rea on the grommet of connection piece d 6 Screw the union nut b onto the valve of the dosing pump Hose clip connected 8 4 2 Making the bonded connection a b Fig 14 Glue in connection Perform the foll...

Page 20: ...rd opening Fig 16 Openings of the leakage drain NOTICE Damage to drives due to effervescent media If a hose is connected to the leakage drain and it is routed back into the dosing tank effervescent me...

Page 21: ...medium into a main line n Preventing flowback into the pressure line through a non return valve Notes on assembly n Double ball injection nozzles must be installed into the main line vertically from t...

Page 22: ...ipes and fittings The dosing pump can generate a pressure that is many times the rated one A blocked pressure line can lead to dosing medium escaping An improperly high pressure can occur if n the shu...

Page 23: ...ecessary if n there are considerably fluctuating system pressures n the pressure on the suction side is higher than on the discharge side or if you intend to carry out dosing into depressurized lines...

Page 24: ...the severity of the pulsation increases with the length of the pipe n when using rigid piping instead of elastic hoses Notes on assembly n You should carry out assembly in the direct vicinity of the l...

Page 25: ...n in the suction line n gas removal n optical dosing control with small amounts n smoothing of the suction flow a b e c f d g Fig 24 Installation with a priming aid No Description a Main line b Inject...

Page 26: ...empties since the suction head increases n Dosing pumps that are installed below dosing tanks deliver less as the tank empties since the positive delivery pressure reduces Further problems that can o...

Page 27: ...2 Stepper motor driven diaphragm dosing pump MEMDOS SMART LD Operating Instructions No Description a Main line b Injection nozzle with shut off valve c Pressure line d Dosing tank e Dosing pump MEMDOS...

Page 28: ...according to EMC regulations Only connect the dosing pump to sockets with an attached protective earth 9 1 Principles n The dosing pump has a 110 240 V AC 50 60 Hz wide range power supply unit n The...

Page 29: ...moving the conductive rubber band Fig 30 Conductive rubber band in connection socket 1 Remove the conductive rubber band before inserting the cable in the connection socket After the cable has been re...

Page 30: ...es level monitoring systems of Lutz Jesco GmbH An adapter is required if using older suction lines with a 3 5 mm jack plug You can find this adapter and additional cables in the Lutz Jesco GmbH price...

Page 31: ...s not have an ON OFF switch After being disconnected from the power supply the dosing pump starts in the operating mode and configuration that you selected last 10 2 Explanation of the menu icons 10 2...

Page 32: ...on menu 1 1 1 1 OK Fig 33 Activating the password protection 2 Use the and keys to set a value from 0 to 9 for the first digit of the code and then press 3 Proceed as described under point 2 for the o...

Page 33: ...em for unauthorised persons CAUTION Danger of personal injury and material damage Changing dosing media can lead to unpredictable reactions Thoroughly clean the dosing pump and appropriate sections of...

Page 34: ...ented i If you are using effervescent media allow them to flow out continuously Open the vent screw such that about one drop per 1 3 strokes escapes 11 2 Operating modes The dosing pump MEMDOS SMART L...

Page 35: ...he transmission or reduction factor and the number of pulses however there is a possibility of uneven results with pending pulse signals In theses cases the required number of dosing strokes is only a...

Page 36: ...rt ld Preselection of the dosing pump size You can use the following diagram to determine the necessary size of the dosing pump depending on the intended dosing quantity and the existing or selected p...

Page 37: ...epending on the type of incident you must depressurized the hydraulic connections or locked to prevent dosing medium from escaping n You must follow the safety data sheet of the dosing medium 11 6 Sto...

Page 38: ...nes Check that all the screw connections have been tightened correctly and are leak proof CAUTION Danger of personal injury and material damage The dosing pump can generate a pressure that is many tim...

Page 39: ...four screws e on the dosing head using a suitable tool SW 3 Allen key and take off the dosing head d 2 Use pliers to bend the edge of the diaphragm c slightly upwards and screw it out counter clockwi...

Page 40: ...Install spring loaded valves Increase the pipe diameter Current supply interrupted Reconnect the current supply The dosing pump s electrical data does not match that of the mains supply Check the elec...

Page 41: ...ean blocked injection nozzle Install pulsation dampeners to reduce pressure peaks if pipes are too long Check function of safety valves Table 34 Type of fault Delivery rate varies 13 1 4 No stroke mov...

Page 42: ...s Possible cause Remedy System backpressure too high measured at discharge connection of dosing pump Clean blocked injection nozzle Install pulsation dampeners to reduce pressure peaks if pipes are to...

Page 43: ...aphragm spare parts set containing n 1 diaphragm a n 1 set of dosing head screws c n 1 set washers d only MEMDOS SMART LD 15 20 Diaphragm kit Type Part No LD 2 39122 LD 5 LD 10 39123 LD 15 LD 20 40607...

Page 44: ...mp can achieve at specific back pressures These delivery capacities were determined on the manufacturer s test stands They apply at 20 C 68 F for water at 100 stroke frequency The delivery capacity de...

Page 45: ...sicas aplic veis de seguran a e de sa de das directivas CE indicadas A presente declara o perde a sua validade em caso de altera o ao equipamento n o autorizada por n s EN EC Declaration of Conformity...

Page 46: ...Reason for repair Dosing medium Description Irritating Yes No Properties Corrosive Yes No We hereby certify that the product has been cleaned thoroughly inside and outside before returning that it is...

Page 47: ...47 Lutz Jesco GmbH 2015 Subject to technical changes 150302 BA 10102 02 V02 Stepper motor driven diaphragm dosing pump MEMDOS SMART LD Operating Instructions Notes...

Page 48: ...lication filled out Sender Company Phone Date Address Contact person Manufacturer order no Date of delivery Device type Serial number Nominal capacity nominal pressure Description of fault Service con...

Page 49: ...49 Lutz Jesco GmbH 2015 Subject to technical changes 150302 BA 10102 02 V02 Stepper motor driven diaphragm dosing pump MEMDOS SMART LD Operating Instructions Notes...

Page 50: ...ation of the icons 31 External On Off via Release input 37 External operation 35 F Foreseeable misuse 7 Function description 10 G General warnings 5 Glue in connection 19 H Hazards due to non complian...

Page 51: ...nation 4 Spare parts 43 Specialist staff 6 Storage 37 Structure of the dosing pump 9 Suction pressure regulator 26 Suspensions 26 System piping 18 T Technical specifications 12 Temperatures Approved a...

Page 52: ...Aredstra e 7 2 2544 Leobersdorf Austria Tel 43 2256 62180 Fax 43 2256 6218062 E mail info lutz jesco at Website www lutz jesco at Middle East Lutz Jesco Middle East FZE P O Box 9614 SAIF Free Zone Ce...

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