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Lutz-Jesco MEMDOS SMART LAX Translation Of The Original Instructions

Stepper motor-driven diaphragm dosing pump
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Translation of the original instructions
Stepper motor-driven diaphragm dosing pump
MEMDOS SMART LAX
MEMDOS SMART LDX
MEMDOS SMART LPX
Please read this manual before starting up!
To be retained for future reference.

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Summary of Contents for Lutz-Jesco MEMDOS SMART LAX

  • Page 1 Translation of the original instructions Stepper motor-driven diaphragm dosing pump MEMDOS SMART LAX MEMDOS SMART LDX MEMDOS SMART LPX Please read this manual before starting up! To be retained for future reference.
  • Page 3 Table of contents Table of contents 9.3.1 Design of the system........9.3.2 System piping ..........About these operating instructions ........ 9.3.3 Hydraulic connections........9.3.4 Leakage drain ..........Target groups..............9.3.5 Connecting dosing head ventilation ....General non-discrimination .......... 9.3.6 Hydraulic accessories........Warnings...............

  • Page 4: Table Of Contents

    Table of contents 14 Shutdown and disposal........... 47 14.1 Decommissioning the dosing pump ......47 14.2 Shutting down in an emergency ........47 14.3 Disposal of old equipment ..........47 15 Spare parts ..............48 15.1 Spare parts (size 1)............48 15.1.1 Spare parts sets ..........

  • Page 5: General Non-Discrimination

    1 | About these operating instructions 1 About these operating instructions DANGER This document: • Is part of the product. Imminent danger • Describes the safe and correct use of the product in all operating Non-compliance can result in death or serious injury. phases.
  • Page 6 Example: (→ Fig. 5) 1.6 Latest version Please find the latest version of these operating instructions at www.lutz-jesco.com. 1.7 Copyright The content of these operating instructions and the images contained in them are subject to the copyright protection of Lutz-Jesco GmbH.

  • Page 7: General Warnings

    2 | Safety 2 Safety WARNING 2.1 General warnings Caustic burns or other burns through dosing media! The following warnings are intended to help you eliminate the While working on the dosing head, valves and connections, you may dangers that can arise while handling the product. Risk prevention come into contact with dosing media.

  • Page 8: Hazards Due To Non-Compliance With The Safety Instructions

    2 | Safety 2.2 Hazards due to non-compliance with the safety • Attendance at all the training courses offered by the owner instructions • Personal suitability for the respective activity Failure to follow the safety instructions may endanger not only per- •...
  • Page 9 2 | Safety 2.5.1 Personnel tasks Incorrect handling of the product can cause severe personal injury and damage to property. Therefore, ensure that all work is carried out by qualified personnel only. The following table shows which qualifications are required for the corresponding activities.

  • Page 10: Intended Use

    Information on the suitability of materials combined with different Any non-designated use of the product can compromise its function dosing media can be found in the Compatibility Chart of Lutz-Jesco or intended protection. This leads to invalidation of any warranty GmbH.
  • Page 11 3 | Intended use • Excessive demand due to the pressure differences between the • No adequate or regular inspection of correct functioning suction and pressure valves • No replacement of damaged parts or cables with inadequate in- • Through-suction at installation without back-pressure valves sulation •...

  • Page 12: Product Description

    Contact the supplier and/or carrier regarding any questions concerning the delivery and/or transport damage. Do not operate defective products. The scope of delivery includes: • MEMDOS SMART LAX, LDX or LPX dosing pump • Connections for suction and discharge sides Fig. 3: Dosing head • Operating instructions...

  • Page 13: Function Description

    If the dosing pump is in the suction stroke phase, the diaphragm is pulled into the rear final position. Due to the resulting vacuum in the Lutz-Jesco GmbH 30900 Wedemark dosing head, the pressure valve closes, the suction valve opens and Am Bostelberge 19 dosing medium flows from the suction line into the dosing head.

  • Page 14: Technical Data

    5 | Technical data 5 Technical data Please note that some of this data only represents guide values. The actual capacity of a dosing pump depends on various factors. For approx- imate values of the delivery capacity at different pressures, see section → Delivery characteristic curves [} 50]. MEMDOS SMART LDX/LAX/LPX size Specification and Unit 10.4...
  • Page 15 6 | Dimensions 6 Dimensions All dimensions in millimetres (mm). 6.1 MEMDOS SMART LDX/LAX/LPX 2 – 30 (size 1) Ø7 Fig. 7: Dimensions MEMDOS SMART LDX/LAX/LPX 2, 5 and 10 PVC, PP and PVDF Ø7 ~100 Fig. 8: Dimensions MEMDOS SMART LDX/LAX/LPX 2, 5 and 10 stainless steel Ø7 ~102 Fig. 9: Dimensions MEMDOS SMART LDX/LAX/LPX 20 and 30 PVC, PP, PVDF and stainless steel...
  • Page 16 6 | Dimensions Hose clamp connection Material Scale Nominal valve width LDX/LAX/LPX 2, 5, 10 PVC/PP/PVDF 4/6 mm DN3 (only for LDX/LAX/LPX 2)/DN4 Stainless steel 4/6 mm 4/6 mm 1/4x3/8" 1/4" PVC/PP/PVDF LDX/LAX/LPX 20, 30 4/9 mm 6/12 mm 4/6 mm Stainless steel (1.4571)/PVDF 6/9 mm...
  • Page 17 7 | Transportation 7 Transportation Please observe the following conditions when transporting the device: • Clean the device thoroughly before transporting it. In the case of hazardous dosing media, you must also neutralise and decon- taminate it. • Dismantle all accessories. •...
  • Page 18 8 | Storage 8 Storage Storing the dosing pump correctly extends its service life. Avoid neg- ative influences such as extreme temperatures, high humidity, dust, chemicals, etc. Storage conditions • The storage place must be cold, dry, dust-free and mod- eraventilated.

  • Page 19: Wall Mounting

    Bild BA 7.2.2 Montage an der Wand MEMDOS SMART LP 30 Bild BA 7.2.2 Montage an der Wand 10101141_4 9 | Installation MEMDOS SMART LP 30 10101141_4 9 Installation 9.2 Wall mounting The stepper motor diaphragm metering pump has a removable foot that is mounted to and dismounted from the pump without tools.

  • Page 20: Hydraulic Installation

    9 | Installation 9.3 Hydraulic installation 9.3.1 Design of the system • The dosing pump s technical data must be taken into account In this chapter, you will find information about the hydraulic parts of and the plant s layout must be set up appropriately (e.g. pres- a system that you should install or that can install additionally.
  • Page 21 9 | Installation Size 4/6 and 6/9 Size 6/12 Fig. 13: Hose clip 6/12 (internal and external diameters in mm) Size 6/12 hose clips only have a union nut. It clamps the hose onto the grommet of the connection piece and at the same time fastens on the dosing pump's valve.
  • Page 22 9.3.4 Leakage drain Lutz-Jesco GmbH dosing pumps are produced to the highest of qual- Bild BA 8.5 Leckageableitung anschließen ity standards with a long service life. However, some parts are subject to operational wear.
  • Page 23 9 | Installation 9.3.6.2 Contact water meter The contact-type water meter measures the throughflow in a pipe and sends a pulse to the dosing pump, which then starts dosing. This means that ideal proportional dosing is also possible with large throughflow fluctuations.
  • Page 24 9 | Installation • Damping of acceleration mass forces and with this reduction of 9.3.6.8 Dosing of suspensions wear on the dosing pump When dosing suspensions, the dosing head must be rinsed regularly • Preventing cavitation (pull-off of the liquid column) due to too to prevent depositing.

  • Page 25: Electrical Installation

    9 | Installation 9.4 Electrical installation 9.4.2 Description of connection sockets The MEMDOS SMART LDX has 3 and the MEMDOS SMART LAX has 4 DANGER sockets that are A-coded. The MEMDOS SMART LPX has 7 sockets. Sockets 4 and 5 are B-coded; sockets 1, 2, 3, 6 and 7 are A-coded.
  • Page 26 Black White On/Off 20 mA Table 6: Connection socket 1 Ground Blue * Applies to cable colours of Lutz-Jesco GmbH cables. No liability is ac- (GND) cepted for cables from other manufacturers. – +5 V DC – Black Table 7: Connection socket 2 Stroke feedback output * Applies to cable colours of Lutz-Jesco GmbH cables.
  • Page 27 +5 V DC Black Pre-alarm Brown Table 11: Connection socket 6 Main White * Applies to cable colours of Lutz-Jesco GmbH cables. No liability is ac- alarm cepted for cables from other manufacturers. Ground Blue (GND) 9.4.2.6 Connection socket 7 (LAX/LPX only) –...
  • Page 28 9 | Installation BUS input Modbus RTU (RS485) The input can be programmed either as a release or pulse input and the dosing pump can be operated with the aid of a higher-level con- troller. • Potential-free contact • Connection M12x1 cable with plug connector, A-coded •...
  • Page 29 10 | Control 10 Control 10.1 Main menu You operate and configure the pump using the touch display. The Main menu 14:10 display is permanently connected to the pump as standard. Option- ally, it can be configured as a detachable version with a display cable so that it can be removed from the display holder for operation.
  • Page 30 10 | Control Pump info Pump info 14:10 14:10 Software version: V1.01.99 - langua Connection socket 5 (B-coded) Progdate: 2023-03-23 Alarm relay 2 Analog input: 00.00mA System time: Wed 14:10 Pin 1: NC (BN) Date: 2018-06-22 Pin 2: NO (WH) Pin 3: n.c.
  • Page 31 10 | Control 10.3 Mode menu Analog Analog Mode 14:10 14:10 100.0 Manual Analog Pulse [mA] 0. .20 20.0 Batch Fig. 26: Analogue operating mode Fig. 24: Mode menu Analogue The operating mode allows the delivery rate to be con- Depending on the device model, you can choose from the following trolled via a current signal.
  • Page 32 10 | Control Batch • D i a p h r a g m : The diaphragm moves to the front dead centre for easy diaphragm replacement. Batch 14:10 10.5 Setup menu Active: Timer Setup 14:10 00:00 0,0001 00:00 0,0001 00:00 0,0001 00:00 0,0001 Input...
  • Page 33 10 | Control 10.5.2 Outputs You set the scale as follows: Output 14:10 Analog 4.24 14:10 Scale Relay 1 Relay 2 20.00 0.50 10.00 Invert Opto Analog Fig. 32: Outputs • F i x e d v a l u e : The fixed value specified in the first box is used •...
  • Page 34 10 | Control 10.5.3 Slowmode – Dutch – Polish Slowmode 14:10 – Portuguese • P a s s w o r d : Here you can set a release code from 0001 to 9999 Level 0 as required. If the release code is activated, operation of the dosing pump is blocked.

  • Page 35: Operation

    11 | Operation 11 Operation 4. Calibrate the dosing pump (→ Calibrating the dosing pump [} 36]). 5. Select an operating mode and start the dosing pump in accord- WARNING ance with the instructions in section → Operating modes [} 36]. Caustic burns or other burns through dosing media! 6.
  • Page 36 11 | Operation 5. Release S t a r t as soon as a continuous flow without air bubbles 11.2.1 Manual (manual operation) escapes from the dosing head ventilation entweicht. 9 The dosing pump stops delivery. 11.2.1.1 Selecting the operating mode 6.
  • Page 37 11 | Operation 9 The dosing pump displays the current configuration of this 11.2.3.1 Selecting the operating mode operating mode's parameters, for example: 1. Press M e n u on the start screen. Pulse 2. In the main menu, choose M o d e 14:10 3.
  • Page 38 11 | Operation 11.2.3.4 Starting the dosing pump • Flow rate : Defines the required delivery rate of the dosing pump, specified in litres. The display shows the calculated run- ü The dosing pump has been connected correctly (→ Connection ning time.
  • Page 39 11 | Operation 8. You can set additional timers as required. 4.11 Release 14:10 9. Confirm the complete selection by pressing the or cancel the √ entries with Alarm = open O Dosing procedures programmed. Signal colour 11.2.4.4 Starting the dosing pump Relay 1 Relay 2 Opto...
  • Page 40 11 | Operation 11.4 Configuring the leak settings 4. Select a relay or the optocoupler. 5. Activate the relay or the optocoupler via O f f / O n If a diaphragm ruptures, the dosing medium starts to leak. This leak- age is drained via the leakage opening.
  • Page 41 11 | Operation 5. In this menu, activate the password protection with O f f / O n Level input and change the password with C h a n g e if necessary. Further- Display Alarm = Alarm = more, you can configure whether individual areas of the pump Dosing Status screen...

  • Page 42: Maintenance Intervals

    12.1 Maintenance intervals This table gives you an overview of maintenance work and the inter- Products from Lutz-Jesco GmbH are manufactured to the highest vals at which you must carry it out. The next few sections contain in- quality standards and have a long service life. However, some parts structions for carrying out this work.
  • Page 43 12 | Maintenance 2. Bring the dosing head into position and insert the screws. First tighten the screws finger-tight. After this, tighten the bolts on the diagonal, e.g. top left – bottom right – top right – bottom 3.2* left. O New diaphragm installed.

  • Page 44: Troubleshooting

    13 | Troubleshooting 13 Troubleshooting The following subsections provide information about how to rectify faults on the device or the system. If you cannot eliminate the fault, please consult with the manufacturer on further measures or return the dosing pump for repair. 13.1 Dosing pump not delivering or output too low Possible Cause Corrective actions...
  • Page 45 13 | Troubleshooting Possible Cause Corrective actions Vent the dosing head. Air in the suction line with simultaneous pressure on the Vent the dosing head or lines. pressure valve Table 17: Dosing pump does not prime 13.3 Delivery rate varies Possible Cause Corrective actions Clean the valve and vent the dosing pump.
  • Page 46 13 | Troubleshooting 13.5 Dosing pump delivery rate too high Possible Cause Corrective actions Suction side pressure too high (pump siphoning) Install the pressure maintenance valve in the pressure line. Pressure peaks due to acceleration with long suction lines Install a suction pressure regulator. Table 20: Dosing pump delivery rate too high 13.6 Diaphragm is torn or tears too often Possible Cause...

  • Page 47: Shutdown And Disposal

    14 | Shutdown and disposal 14 Shutdown and disposal 14.1 Decommissioning the dosing pump 1. Stop the dosing pump in accordance with the selected operating mode. 2. Unplug the dosing pump's mains plug from the power supply. 3. Disconnect all electrical connections. 4.

  • Page 48: Spare Parts

    15 | Spare parts 15 Spare parts 15.1 Spare parts (size 1) MEMDOS SMART LDX/LAX/LPX 2, 5, 10 Dosing head made of plastic Dosing head made of stainless steel Fig. 42: Spare parts MEMDOS SMART LDX/LAX/LPX 2, 5, 10 1 Diaphragm 2 Dosing head 3 Dosing head screws MEMDOS SMART LDX/LAX/LPX 20, 30...

  • Page 49: Spare Parts Sets

    15 | Spare parts 15.1.1 Spare parts sets Spare parts set: Diaphragm Size Included spare parts 5, 10 20, 30 Diaphragm Dosing head screws Washers Table 22: Spare parts set - Diaphragm Spare parts set: Dosing head including valves Spare parts Materials Ceramic/PVDF/FPM (ball/seat/seals) PVDF...

  • Page 50: Delivery Characteristic Curves

    16 | Delivery characteristic curves 16 Delivery characteristic curves This section is intended to give you an idea of the delivery capacity that the dosing pump can achieve at specific back pressures. These delivery capacities were determined on the manufacturer's test stands.

  • Page 51: Eu Declaration Of Conformity

    (NL) EU-overeenstemmingsverklaring Ondergetekende Lutz-Jesco GmbH, bevestigt, dat het volgende genoemde apparaat in de door ons in de handel gebrachte uitvoering voldoet aan de eis van, en in overeenstemming is met de EU-richtlijnen, de EU-veiligheidsstandaard en de voor het product specifieke standaard. Bij een niet met ons afgestemde verandering aan het apparaat verliest deze verklaring haar geldigheid.

  • Page 52: Decontamination Declaration

    18 | Decontamination declaration 18 Decontamination declaration Due to legal regulations for the protection of our employees and operating facilities, we need the completed and signed declaration of decon- tamination in order to process your return. 1. Copy this page and complete it for each device separately! 2.

  • Page 53: Warranty Claim

    19 | Warranty claim 19 Warranty claim If the device breaks down within the period of warranty, please return it in a cleaned condition with the fully completed warranty claim. 1. Copy this page and fill in all fields. 2. Pack the device together with the completed warranty claim. 3.
  • Page 54 Notes...
  • Page 56 Lutz-Jesco GmbH Am Bostelberge 19 30900 Wedemark Germany Tel.: (+49 51 30) 58 02-0 E-Mail: info@lutz-jesco.com www.lutz-jesco.com...

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