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Operating instructions
Extender
Type: Liquidtool Extender
Product number: LTE-1-01-XXXXXX
Year of manufacture: 2023
Follow these instructions for proper and safe use.
Keep for future reference.
Print status 08/2023, English

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Summary of Contents for LT LTE-1-01 Series

  • Page 1 Operating instructions Extender Type: Liquidtool Extender Product number: LTE-1-01-XXXXXX Year of manufacture: 2023 Follow these instructions for proper and safe use. Keep for future reference. Print status 08/2023, English...
  • Page 3: Table Of Contents

    Extender Table of contents TABLE OF CONTENTS Table of contents ......................3 Purpose of the operating instructions ............... 5 Orientation in the operating instructions ..............5 Identification ....................7 Product labeling ....................7 Manufacturer's data ....................7 Nameplate ......................8 Declaration of conformity..................
  • Page 4 Extender Table of contents Switch on extender ....................31 Switch off extender ....................31 Operation ......................31 Decommissioning ..................32 Introductory notes on safety ................32 Dismantling ......................32 Cleaning ......................35 Maintenance and repair ................35 Troubleshooting ....................35 Waste disposal ....................
  • Page 5: Purpose Of The Operating Instructions

    Extender Purpose of the operating instructions PURPOSE OF THE OPERATING INSTRUCTIONS Before operating the Extender for the first time or when you are assigned to do other work on the Extender, you must read the Operating Instructions. The use and handling of the extender described below is not self-evident and is explained in detail in the accompanying technical documentation.
  • Page 6 Extender Orientation in the operating instructions Commandment symbols are used for accident prevention at the workplace General bid symbol Wear safety shoes Wear protective gloves Wear appropriate work Wear safety goggles Read instruction clothes Prohibition symbols contribute to more safety. General prohibition symbol Prohibition for persons with pacemaker Prohibition of food and beverages in the...
  • Page 7: Identification

    Extender Identification IDENTIFICATION Product labeling Extender Product number: LTE-1-01-XXXXXX Year of manufacture: 2023 Manufacturer information Headquarters Liquidtool Systems AG Winterseistrasse 22 3415 Hasle-Rüegsau Switzerland Email: support@liquidtool.com Internet: www.liquidtool.com Tab. 2: Manufacturer's data Print status 08/2023, English...
  • Page 8: Nameplate

    Extender Identification Nameplate The extender is clearly identified by the nameplate and the product information on the product. The nameplate of the extender is located on the bottom of the extender. Fig. 1: Mounting location Nameplate Fig. 2: Nameplate Company address For EU member states only: Disposal notice for electrical appliances Year of manufacture indication Print status 08/2023, English...
  • Page 9: Declaration Of Conformity

    Extender Identification Declaration of Conformity Fig. 3: Declaration of conformity Print status 08/2023, English...
  • Page 10: Basic Safety Instructions

    Extender Basic safety instructions BASIC SAFETY INSTRUCTIONS Duty of care of the operator The following requirements are placed on the technical condition of the extender and must be Technical ensured by the operator: condition of the extender • The extender may only be used as intended •...
  • Page 11: Authorized Personnel

    Extender Basic safety instructions A specialist is defined as a person who has successfully completed vocational training. The Specialist specialist must also have knowledge of the relevant standards and regulations. They must be able to assess the work assigned to them and, on the basis of their professional training and work experience, must be able to recognize and avoid potential hazards on their own.
  • Page 12: Hazards Due To Leakage And Hose Lines

    Extender Basic safety instructions the perimeter is about 0.5 meters around the extender. Persons with pacemakers should not stay in this field. WARNING Danger from strong magnets The magnets cause strong, electromagnetic fields that can affect and interfere with electronic devices such as pacemakers. Malfunctioning pacemakers can cause death or serious injury to affected individuals.
  • Page 13: Hazards Due To Cooling Lubricant (Kss)

    Extender Basic safety instructions 2.3.4 Hazards due to cooling lubricant (KSS) Depending on the cooling lubricant used, there may be various hazards and risks. Therefore, be Hazard due to sure to read the data sheet of the cooling lubricant! cooling lubricants (KSS) WARNING Damage to health due to cooling lubricant...
  • Page 14: Safety Instructions Of The Extender

    Extender Basic safety instructions Safety instructions of the extender The extender is supplied with several pictograms and warnings as stickers. Due to the small size of the product, these cannot be attached to the extender. During assembly, they must instead be affixed in the vicinity of the extender, e.g. on the housing of the machine tool. These stickers must be checked regularly.
  • Page 15: Description, Structure And Function

    Extender Description, structure and function DESCRIPTION, STRUCTURE AND FUNCTION Intended use The extender may only be used in combination with the Liquidtool sensor. It is used to extend the functionality of the sensor and thus, together with the SmalrFiller, enables the automatic filling of a machine tool with cooling lubricant.
  • Page 16: Location Requirements

    RS 485 Tab. 6: Interfaces Emission values Value Sound power level <75 dB(A) A-weighted equivalent continuous sound pressure level is below 70 dB(A) Tab. 7: Emission values Location requirements To ensure trouble-free operation of the extender, the following location and installation conditions must be met.
  • Page 17: Function And System Description

    Extender Description, structure and function Fig. 6: Structure of the extender (rear view) Recessed grip Ethernet cable breakthrough Main switch Function and system description The extender extends the functionality of the Liquidtool sensor with an automatic monitoring of the level of the cooling lubricant tank of a machine. The level is measured redundantly by means of differential pressure at the bottom of the tank as well as by means of an ultrasonic sensor on the lid of the tank.
  • Page 18: Interfaces

    Extender Description, structure and function Interfaces The extender has the following interfaces: • • Power switch Inlet with filter • • Status LED Outlet • • Plug connection (power supply) Level measurement (differential pressure) • • Plug connection (ultrasonic sensor) Print status 08/2023, English...
  • Page 19: Transport, Installation And Storage

    Extender Transport, installation and storage TRANSPORT, INSTALLATION AND STORAGE Introductory notes on safety Personnel qualification The following personnel are authorized for "transport, installation and storage": • Trained, instructed operating personnel Important information for your safety You are responsible! In any case, the safety instructions in chapter "2 Basic safety instructions" and the locally applicable safety regulations must be observed and complied with.
  • Page 20: Delivery

    Extender Transport, installation and storage Delivery 4.4.1 Scope of delivery Included in delivery are: Fig. 7: Scope of delivery 1 Liquidtool Extender 3 hoses (1x 12mm tracing, 1x 6mm measuring outlet, 1x 6mm level sensor) 1 Ultrasonic sensor 1 Power supply unit with plug adapter 4.4.2 Inspection for transport damage Check the Extender for transport damage immediately after delivery to the installation site.
  • Page 21: Download App

    Extender Transport, installation and storage Download app The extender is controlled and used via a specially developed app (Liquidtool Manager). The app can be downloaded and installed via smartphones. To download the app, do the following: Scan the QR code below with an appropriate app/camera on your smartphone. Fig.
  • Page 22: Commissioning

    Extender Commissioning COMMISSIONING Introductory notes on safety Personnel qualification The following personnel are approved for "Commissioning": • Trained, instructed operating personnel • Specialists for special work on the machine tool, the cooling lubricant tank or the electrical system Important information for your safety You are responsible! In any case, the safety instructions in chapter "2 Basic safety instructions"...
  • Page 23: Notes On Connecting The Extender

    Extender Commissioning • Near the cooling lubricant tank • Do not install in potentially explosive atmospheres • Ideally mount in a vertical/horizontal arrangement (do not mount the extender lying down, i.e. do not mount it with the magnets horizontal to the ground). •...
  • Page 24: Connection

    Extender Commissioning Connection Prerequisite: • The connection instructions have been read and understood • There is 1 copy each of the individual warning and safety instructions To connect the extender, proceed as follows: Remove the sealing plugs (2) from the connection lines of the sensor. To do this, press the metal coupling rings (1) in the direction of the extender while pulling out the sealing plugs (2).
  • Page 25 Extender Commissioning Pull the two plug adapters outwards. Fig. 13: Pull the plug adapter outward CAUTION! Risk of crushing due to strong magnetic forces. The magnets of the sensor are strong and are quickly drawn to the extender. If fingers get between the magnets, they can be crushed.
  • Page 26 Extender Commissioning Fig. 15Press the plug-in adapter in the direction of the sensor Mount the cover on the extender Fig. 16:Mount cover Connect the supplied connection cables to the extender. ➢ It is not necessary to secure the outlet hose (3), as it is not under pressure. Fig.
  • Page 27 Extender Commissioning 10. Connect the supplied connection cables to the extender. Tighten the blue screw connection to secure them against unintentional disconnection. Fig. 18: Connecting the connection cable CAUTION! Risk of crushing due to strong magnetic forces. The magnets of the extender are strong and are quickly drawn to the metallic surface.
  • Page 28 Extender Commissioning 14. Attach the warning and safety notices supplied with the sensor around the extender. Fig. 20: Attaching warning labels (example) 15. Insert the connection lines into the cooling lubricant tank. Fig. 21: Connection lines in the cooling lubricant tank 16.
  • Page 29 Extender Commissioning 17. Check the hose connection. This should be in contact with the tank bottom and have a stable stand. The suction filter must be completely surrounded by cooling lubricant. Fig. 22: Correctly laid connection lines CAUTION! Risk of crushing due to strong magnetic forces. The magnets of the ultrasonic sensor are strong and are quickly drawn to the metallic surface.
  • Page 30 Extender Commissioning 20. Connect the emulsion supply line to the extender. Fig. 24Connecting the emulsion supply line 21. Insert the power plug into a suitable power outlet. ✓ The connection of the extender is complete. Now download the app. Print status 08/2023, English...
  • Page 31: Operation

    Extender Operation OPERATION Introductory notes on safety Personnel qualification The following personnel are approved for "operation": • Trained, instructed operating personnel for the use of the extender within the scope of the intended use Important information for your safety You are responsible! In any case, the safety instructions in chapter "2 Basic safety instructions"...
  • Page 32: Decommissioning

    Extender Decommissioning DECOMMISSIONING Introductory notes on safety Personnel qualification The following personnel are authorized for "Decommissioning": • Trained, instructed operating personnel for activities on the Extender. • Specialists for special work on the machine tool, cooling lubricant tank or electrical system. •...
  • Page 33 Extender Decommissioning 29. Remove the hose line from the cooling lubricant tank and hold it over the tank so that the cooling lubricant can drip off. Fig. 25: Remove connection cable 30. Briefly press the status button on the sensor Fig.
  • Page 34 Extender Decommissioning 32. Remove the ultrasonic sensor from the tank. It is only attached with magnets and can be pulled off with the appropriate force. 33. Pull the extender from the surface. It is only attached with magnets and can be pulled off with the appropriate force.
  • Page 35: Cleaning

    Extender Service and maintenance Cleaning Prerequisite: • The extender is switched off • Wear the required protective equipment (PPE) • Consider the data sheet of the cooling lubricant External cleaning of the extender: • Clean the surfaces of the extender with a slightly damp cloth with soapy water •...
  • Page 36: Waste Disposal

    Extender Disposal DISPOSAL Introductory notes on safety Personnel qualification The following personnel are approved for "disposal": • Trained, instructed operating personnel • All electrical work may only be carried out by instructed and authorized electricians Important information for your safety You are responsible! In any case, the safety instructions in chapter "2 Basic safety instructions"...

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