Grunbeck GENO-Multi-LF Operation Manual

Grunbeck GENO-Multi-LF Operation Manual

Conductivity measuring device

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Operation manual
Conductivity measuring device
GENO-Multi-LF
Edition March 2021
Order no. 702 959-en_085

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Summary of Contents for Grunbeck GENO-Multi-LF

  • Page 1 Operation manual Conductivity measuring device GENO-Multi-LF Edition March 2021 Order no. 702 959-en_085...
  • Page 2: Table Of Contents

    Code 290 5 Measured value – Graph: Code 245 (display only) Troubleshooting ............24 Maintenance and care ..........25 1 Basic Information 2 Inspection 3 Maintenance 4 Cleaning the GENO-Multi-LF Drilling template Order no. 702 959-en_085 Edited by: fwir/mrie G:\BA-702959-EN_085_GENO-MULTI LF.DOCX...
  • Page 3 Conductivity measuring device GENO-Multi-LF Publisher's information All rights reserved. Copyright by Grünbeck Wasseraufbereitung GmbH © Printed in Germany Effective with the date of edition indicated on the cover sheet. -Subject to modifications in line with technical advances- Reprints, translations into foreign languages, electronic storage or copy- ing of this operation manual, including extracts, only with explicit written approval of Grünbeck Wasseraufbereitung GmbH.
  • Page 4 Conductivity measuring device GENO-Multi-LF EU Declaration of Conformity This is to certify that the system designated below complies with the safety and health requirements of the applicable European Directives in terms of its design, construction and execution. This certificate will become void if the system is modified in a way not approved by us.
  • Page 5: A General

    Conductivity measuring device GENO-Multi-LF General 1 | Preface Thank you for choosing a Grünbeck product. Backed by decades of ex- perience in the area of water treatment, we provide custom-made solu- tions for all kind of processes. Drinking water is classified as food and requires particular care. There- fore, always ensure the required hygiene in operating and maintaining systems involved in the drinking water ordinance.
  • Page 6: General Safety Information

    Conductivity measuring device GENO-Multi-LF 3 | General safety information 3.1 Symbols and notes Important information in this operation manual is emphasised by sym- bols. Please pay particular attention to this information to ensure the hazard-free, safe and efficient handling of the system.
  • Page 7 Conductivity measuring device GENO-Multi-LF 3.2 Operating person- Only persons who have read and understood this operation manual are permitted to work with the measuring device. The safety instructions in particular are to be strictly adhered to. 3.3 Intended use The measuring device may only be used for the purpose outlined in the product description (chapter C).
  • Page 8: Shipping And Storage

    Conductivity measuring device GENO-Multi-LF 4 | Shipping and storage Caution! The measuring device can be damaged by frost or high temperatures. In order to avoid damage of this kind: Protect from frost during transportation and storage! Do not install or store the measuring device next to objects which ra- diate a lot of heat.
  • Page 9: B Basic Information

    2 | Intended use The conductivity measuring device GENO-Multi-LF is used to measure the conductivity of fully demineralised water. A digital display enables di- rect reading of the fully demineralised water quality. If the set upper limit value is exceeded, warning devices (e.g.
  • Page 10: C Product Description

    Fig. C-1: Type plate GENO-Multi-LF 2 | GENO-Multi-LF components Conductivity measuring device Measuring cell adapter Temperature measuring cell Cord transformer Conductivity measuring cell Type plate Fig. C-2: Components of the GENO-Multi-LF Order no. 702 959-en_085 Edited by: fwir/mrie G:\BA-702959-EN_085_GENO-MULTI LF.DOCX...
  • Page 11: Functional Description

    Conductivity measuring device GENO-Multi-LF 3 | Functional description 3.1 Conductivity meas- The electrical conductivity is a measure of the ion concentration of a urement measured solution as a total parameter. The more salts or ions are dis- solved in the water, the greater its conductivity. The conductivity there- fore provides a statement on the salt load or the purity level of water.
  • Page 12: Intended Use

    Conductivity measuring device GENO-Multi-LF 5 | Intended use The conductivity measuring device GENO-Multi-LF is used in combina- tion with mixed bed cartridges desaliQ:BA to monitor the conductivity of fully demineralised water at the pure water outlet. The conductivity measuring device is only permitted to be operated when all components have been properly installed.
  • Page 13 Conductivity measuring device GENO-Multi-LF Solenoid valve 707 055 The solenoid valve is only provided as an option for GENO-Multi-LF The solenoid valve (closed in de-energised state) interrupts the pure water line when the set conductivity limit value has been ex- ceeded.
  • Page 14: D Installation

    Use a masonry drill (6 mm) to drill the four holes approximately 40 mm deep into the wall. Insert dowels and open the two side housing covers (see Fig. D-1) on the GENO-Multi-LF. The four enclosed fas- tening screws can be used to screw the conductivity measuring device to the wall.
  • Page 15 Conductivity measuring device GENO-Multi-LF  Note: When wall mounting the conductivity measuring device, the re- quired location of the mixed bed cartridge desaliQ:BA should be taken into account. The maximum permitted distance between the conduc- tivity measuring device and mixed bed cartridge desaliQ:BA is 1.6 m due to the cable length.
  • Page 16: How To Connect The Measuring Cell Adapter

    (see Fig. D-2). Drinking water filter (e.g. pureliQ:RD) Solenoid valve Filling section thermaliQ:FB13i Mixed bed cartridge desaliQ:BA Fig. D-2: Installation example conductivity measuring device GENO-Multi-LF Order no. 702 959-en_085 Edited by: fwir/mrie G:\BA-702959-EN_085_GENO-MULTI LF.DOCX...
  • Page 17: Electrical Connection

    Conductivity measuring device GENO-Multi-LF 4 | Electrical connection Caution! Before opening the housing, unplug the cord transformer! After opening the left and right covers (Fig. D-1), the four lid fixing screws can be opened and the housing lid (Fig. D-4) folded downwards.
  • Page 18 Conductivity measuring device GENO-Multi-LF 4.1 Wiring diagram Max. 230 VAC/1 A Conductivity: Shielding LW sensor LW sensor Max. 13 VA Reserved terminals Tempera- ture: PT100 Fig. D-5: Position of the connecting terminals on the circuit board Order no. 702 959-en_085...
  • Page 19: E Operation

    Conductivity measuring device GENO-Multi-LF Operation 1 | Introduction Warning! Incorrect operation and settings may lead to hazardous op- erating states which cause injury, illness or damage to property. Only make the settings described in this chapter. All other work at the control unit, in particular modifications to the rec- ords, may only be performed by Grünbeck's customer service/author-...
  • Page 20 Conductivity measuring device GENO-Multi-LF Display of parameters In standard mode: • Switches to the limit value programming level (press for > 2 sec.). • Acknowledges malfunctions. On the limit value programming level: • Opens a limit value to change it (numeric display flashing).
  • Page 21: Operating Performance

    (order no. 707 055) opens. On the basic display, the measured actual conductivity value is displayed in µS/cm. If the set limit value is exceeded, the GENO-Multi-LF issues a visual warning via an alarm LED. The solenoid valve is deenergised and there- fore closes the water feed.
  • Page 22: Deviating Configuration

    Conductivity measuring device GENO-Multi-LF 4 | Deviating configuration, recalibration: (Code 290) For configurations deviating from the standard (cell constant, tempera- ture sensor), as well as a recalibration of the conductivity measurement, please contact Grünbeck's technical service/authorised service company (www.gruenbeck.com). The parameters described below are only permitted to be modified by authorised experts as incorrect values can result in property damage or malfunctions.
  • Page 23: Measured Value Graph: Code 245 (Display Only)

    Conductivity measuring device GENO-Multi-LF 5 | Measured value graph: Code 245 (display only) For control purposes, the max and min values for conductivity and tem- perature from the last 7 days are stored in this memory. Index Parameters Unit Remark 1.
  • Page 24: F Troubleshooting

    Conductivity measuring device GENO-Multi-LF Troubleshooting Even carefully designed and manufactured technical systems that are operated properly may experience malfunctions. Table F-1 provides an overview of the possible errors when operating the device, their causes and fault rectification.  Note: Grünbeck's technical customer service/authorised service com-...
  • Page 25: G Maintenance And Care

    GENO-Multi-LF, have the conductivity measuring cell calibrated by Grünbeck's technical service/authorised service company. 4 | Cleaning the GENO-Multi-LF The housing of the GENO-Multi-LF is only permitted to be carefully cleaned with a damp cloth.  Note: Do not use any abrasive cleaning agents as these could dam- age the control foil.
  • Page 26: Drilling Template

    Conductivity measuring device GENO-Multi-LF Drilling template Order no. 702 959-en_085 Edited by: fwir/mrie G:\BA-702959-EN_085_GENO-MULTI LF.DOCX...

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