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Vandewiele PROTECHNA LASERSTOP 4180 WEFT Working Instructions

End break detector for weft insertion machines
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PROTECHNA
PROTECHNA Herbst GmbH & Co KG
Lilienthalstrasse 9
85579 Neubiberg
Germany
Working Instructions
PROTECHNA End Break Detector
LASERSTOP 4180
WEFT
For Weft Insertion Machines
B-E-0650/05.15/E

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  • Page 1 PROTECHNA PROTECHNA Herbst GmbH & Co KG Lilienthalstrasse 9 85579 Neubiberg Germany Working Instructions PROTECHNA End Break Detector LASERSTOP 4180 WEFT For Weft Insertion Machines B-E-0650/05.15/E...
  • Page 2 PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines The functions described in this handbook refer to the use of the system on weft insertion machines at the run-in position of the warp threads and for the weft thread control. Please ensure that either the >>...
  • Page 3 PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Copyright Copyright This handbook is protected by copyright. All rights are reserved. On no For further information, please contact: account may this document, nor any part of it, be copied, reproduced, minimised or translated with mechanical or electronic aids, without written PROTECHNA Herbst GmbH &...

  • Page 4: Table Of Contents

    PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines List of Contents Page Page Page Safety advice Parameter Channel menu Assembly - Laser level display - List of components in the device Introduction - Noise level display - General instructions - Switching signal display - Control unit 4180 Drawings...

  • Page 5: Safety Advice

    PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Safety Advice For your personal and also operational safety, please read the following Devices with blowing equipment: instructions thoroughly, before the device is placed into operation. ► Always follow all warnings and instructions situated on the blower itself ►...

  • Page 6: Introduction

    PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Introduction General A reliable and fast detection of broken threads in the yarn sheet helps to The special characteristics of the system are: reduce damages. PROTECHNA laser light barrier system LASERSTOP 4180 sets new standards in terms of reliability and safety Fast and safe detection of broken threads from 12 dtex...
  • Page 7 PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Introduction Control Unit LASERSTOP 4180 with Digital Signal Processor Light Barriers Series 480 The LASERSTOP 4180 control unit contains all the necessary components The light barriers operate using visible red light lasers (660 nm). These to run the monitoring device and allows the connection of up to eight*) laser diode lasers are known for their long working life and low mechanical light barriers series 480.

  • Page 8: Control Unit 4180 - Front View

    PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Control Unit 4180 - Front View Button () Button (✓) Pressing this button takes the user back to the start screen directly from Pressing this button confirms changed entries. Changed entries will be discarded and not be adopted by the control unit unless this button is any menu level.

  • Page 9: Control Unit 4180 - Rear View

    PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Control Unit 4180 - Rear View Terminal panel for the light barriers (15) *) Service terminal panel (16) USB and LAN terminals. These terminals are normally only used for service Sockets R1 to R4 for connecting the receiver cables of the laser light purposes.

  • Page 10: Laser Light Barrier Type

    PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Laser Light Barrier Type 480 / 481 Laser transmitter 480 Receiver 480 (Monitoring at the warp thread position / Colour of housing: black) For monitoring at the warp thread position and at the weft thread position Laser transmitter 481 (Monitoring at the weft thread position / Colour of housing: gold)
  • Page 11 PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Notes Page 11...

  • Page 12: External Display Lamp

    PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines General Operational Instructions ► Before you first turn on the control unit, make sure that the correct External display lamp (Lamp mode 4180) required voltage rating for the device matches that of the power supply. Display Meaning ►...

  • Page 13: Displays During System Start-Up

    PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Displays during system start-up When the control unit is switched on, at first the following screen is When no button is pressed the unit performs a self-test. displayed: SW - Version: x.xx Display of the control unit's software...

  • Page 14: Start Screen - Displays - Settings

    PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Start screen – Displays Colour coded system display Status display  ✓ Noise level display Receiving level display Numerical display: Noise level in % This dot should reach - - - - : Channel is deactivated approx.
  • Page 15 PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Start screen – Displays Display Meaning Display of the noise level for this channel in relation to the receiving level when the machine is running Display of the signal height – when a thread passes the light barrier (thread signal) – for this channel in relation to the receiving level.
  • Page 16 PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Start screen – Settings When the system is switched  ✓ to test mode operation, the machine cannot be stopped by the monitoring system. Meaning Meaning Opens the menu for the general settings of the device. The menu Increases the value of the setting of the selected channel is password protected.
  • Page 17 PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Menu Common Parameters Menu Common Parameters The following buttons at the bottom of the screen are available for navigation and for changing the settings: When you press button (1) you are prompted to enter a code number. Please press the buttons marked 3 1 4 2 5 in succession (according to the Button Meaning caption on the screen).
  • Page 18 PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Menu Common Parameters Start delay Run signal mode Display and possibility of changing the setting for the start delay in seconds When the >> internal << function is selected, please observe the following for all channels.
  • Page 19 PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Menu Common Parameters Lamp mode Laser mode Displays and possibility of changing the type of indication of the external Display and possibility of changing the automatic laser deactivation whilst display lamp.
  • Page 20 PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Menu Parameter Channel Menu Parameter Channel x The following buttons at the bottom of the screen are available for navigation and for changing the settings: When you press button (2) MENU, the following screen opens for the channel previously highlighted by the cursor: Button Meaning ◄...
  • Page 21 PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Menu Parameter Channel Display Laser level Display Noise level Display of the receiving level of the connected and activated laser light Display of the noise level when the machine is running in relation to the barrier in relation to a pre-set reference value.
  • Page 22 PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Menu Parameter Channel Display Switch level Setting Channel status Display of the switching signal – when a thread passes the light barrier – in Display and possibility of changing the channel status. The status can be relation to the receiving level.
  • Page 23 PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Menu Parameter Channel Setting Switch level Display Stop counter Display and alteration possibilities for the switching level (sensitivity) of a Display of the machine stops caused by this channel. channel in ratio to the receiving level.

  • Page 24: Fade-Out Channel Menu

    PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Menu Fade-out Channel x You reach this menu from the "Parameter channel" menu when the Fade-out Channel x operating mode >> WEFT << is set for the corresponding channel. 120 - The operating mode >>...
  • Page 25 PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Menu Fade-out Channel x The following buttons at the bottom of the screen are available for Fade-out Channel x navigation and for changing the settings: 120 - 100 - Button Meaning 80 - ◄...

  • Page 26: Weft Insertion Channel Menu

    PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Menu Weft Insetion Channel x You reach this menu from the "Fade-out channel" menu when the operating The following buttons at the bottom of the screen are available for mode >>...
  • Page 27 PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Menu Weft Insetion Channel x Display Thread signal Function Pattern learn Display of the signal level (thread signal) - when passing a weft thread When using the weft thread control for the first time and when changing the through a light channel - in ratio to the receiving level.
  • Page 28 PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Channel Parameter - Basic This menu can be entered: The following buttons at the bottom of the screen are available for navigation and for changing the settings: a) when you are in the "Weft insertion channel" menu, pressed the (►) button and have entered the password for the “General unit settings”...

  • Page 29: Operating Mode

    PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Channel Parameter - Basic Display Channel The basic function is the same as with STANDARD. To reduce the frequency of false stops of the machine in Displays the selected channel in which the "Channel settings - Basic" can environmental conditions with lint and dust, two laser light be checked or altered.

  • Page 30: Response Time

    PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Channel Parameter - Basic Response Time Stop Contact By changing the response time of the light barriers external optical Normally, stopping the machine for the light barriers monitoring the run-in of interferences affecting the evaluation of the light barriers can be reduced.
  • Page 31 PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Notes Page 31...

  • Page 32: Signals - Diagnostic Menu

    PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Menu Signals - Diagnostic Menu Signals - Diagnostic The displays [ О ] light either green or light or flash red. Green means that the signal is not active. When the display lights or flashes red (pulse Pressing the button (12) in the start screen opens the following screen: generator), the signal is active.
  • Page 33 PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Control unit 4180 – Displays when the system is in operation The following displays are shown in the center of the start screen. The displays remain on-screen until the machine is restarted or a button is pressed. Display after the machine is started.
  • Page 34 PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Components of the Device A monitoring device LASERSTOP 4180 comprises of the following parts: - A blower device comprising of: ▪ a high pressure blower - A control unit LASERSTOP 4180 ▪...

  • Page 35: Assembly

    PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Assembly - General Advise / Control Unit and Impulse Sensor Assembly Assembly - Control Unit LASERSTOP 4180 The assembly and initial operation of the PROTECHNA monitoring device The mounting position chosen LASERSTOP 4180 for weft insertion machines, normally takes place in the for the control unit should following sequence:...

  • Page 36: Control Unit 4180

    PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Assembly - Laser Light Barrier Series 480 Regardless of the fact that the laser light barrier transmitter performance rating is not dangerous, direct eye contact with the laser light beam should be avoided. During the installation of the laser light barriers, please mark the extension cables for the transmitters and the receivers so Light Barriers...

  • Page 37: Laser Light Barrier Series

    PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Assembly - Laser Light Barrier Series 480 Monitoring the thread run-in position Transmitter 480/481 with adjustable assembly device (with transmitter 480 – colour of housing: black) At first the mounting holes for the assembly device must be drilled in the The laser light channels are mounted parallel to the yarn sheet.
  • Page 38 PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Assembly - Laser Light Barrier Series 480 Receiver 480 Notes When mounting the receiver, please make sure that the deviance to the light beam from the transmitter does not vary more than +/- 5°. The receiver can already be firmly fixed, as it will not need moving again during the later adjustment of the laser light barriers.
  • Page 39 PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Assembly - Blower Unit A *) Blower The blower tube should be mounted behind the first yarn sheet. Please arrange the blower tube so that a broken thread will be moved into the path Blower tube 30 mm Dia., drilled of the laser light beam.
  • Page 40 PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Assembly - Blower Unit B *) Blower The blower tube should be mounted behind the first yarn sheet. Please arrange the blower tube so that a broken thread will be moved into the path Blower tube 30 mm Dia., drilled of the laser light beam.
  • Page 41 PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Assembly - Blower Unit C *) Blower The blower tubes should be mounted behind the first yarn sheet at each side of the machine. Please arrange the blower tube so that a broken Blower tube 30 mm Dia., drilled thread will be moved into the path of the laser light beam.

  • Page 42: Adjustment - Laser Light Barrier 480

    PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Adjustment - Laser Light Barrier Series 480 Regardless of the fact that that the laser light transmitter performance is not dangerous, direct eye contact with the laser light beam should be avoided. Before adjusting the laser light barriers the control unit must be electrically connected and all the respective cables must be plugged into the control unit.

  • Page 43: Checking The Functioning

    PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Checking the Functioning Before you can check the functioning of the monitoring device Please switch the control unit to test mode operation (TEST button). you must first of all have set the operational parameters for the device and its connected laser light barriers.
  • Page 44 PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Fault Finding Laser (transmitter) not illuminated No thread signal ▫ Supply cable to transmitter not plugged in ▫ Channel is not activated ▫ Supply cable to transmitter wrongly plugged in ▫...
  • Page 45 PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Fault Finding Machine does not stop when a thread breaks Notes ▫ Device is in test operation ▫ Sensitivity level setting incorrect ▫ Channel not activated ▫ Supply cable to transmitter and/or receiver wrongly plugged in ▫...

  • Page 46: Electrical Connection - Control Unit Laserstop 4180

    PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Electrical Connection - Control Unit Laserstop 4180 The electrical connection must only be carried out by suitably qualified technical personnel. Before electrical connection, you must make absolutely sure that there is no danger to come into contact with any parts that might carry live electricity.
  • Page 47 PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Electrical Connection - Control Unit Laserstop 4180 High voltage connection (standard connection) Low voltage connection (additional connections) Page 47...
  • Page 48 PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines High Voltage Connection (Standard Connection) Power Supply (MAINS) Protective earth Power supply (Phase) Power supply (Neutral) Additional Connections Protective earth SW-N Not used SW-L Not used Stop Contact (Relay) (STOP) Common Normally closed Normally open...
  • Page 49 PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines High Voltage Connection (Standard Connection) Power supply Reset input Please connect the control unit at the terminals L (phase) and N (neutral) to A voltage of 100 V to 240 V AC must be supplied to the terminals RUN 1 an alternating power supply between 100 V and 240 V and a frequency of and RUN 2 when the machine is in normal operating mode (machine is 50 Hz to 60 Hz.
  • Page 50 PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Low Voltage Connection (Additional Connections) Semiconductor Output EARTH Earth OC - Semiconductor output (-) OC + Semiconductor output (+) Stop Contact (Low Voltage Relay) Normally open Normally closed Common Reset Input (Low Voltage Reset) RUN 2 Switched low voltage...
  • Page 51 PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Low Voltage Connection (Additional Connections) Stop contact (Semiconductor output) Reset input (Low voltage reset) **) The terminals OC + (plus) and OC - (minus) should be connected with the A voltage of 24 V AC/DC +/-20% must be supplied to the terminals RUN 1 electronic stopping device of the machine.
  • Page 52 PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Low Voltage Connection (Additional Connections) Impulse sensor Notes Please connect the impulse sensor power supply cable to the terminals +24V and GND. Please use these terminals only for the power supply of the impulse sensor. Please connect the impulse sensor signal cable to the terminal SYNC 1.
  • Page 53 PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Electrical Connection - Blower Device *) (Elektror Blower) Please ensure that the voltage and the frequency specified for Electrical Connection - Switch box of the machine the blower motor match the power supply and that the motor rotation is correct.
  • Page 54 PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Technical Data Control Unit 4180 Transmitter 480 / 481 Environmental conditions Environmental conditions Operation 0° C to 50° C Operation 0° C to 50° C Humidity max. 95 % RH non-condensing Humidity max.
  • Page 55 PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Technical Data Receiver 480 Impulse Sensor Environmental conditions Environmental conditions Operation 0° C to 50° C Operation 0° C to 50° C Humidity max. 95 % RH Humidity max. 95 % RH Storage -20°...

  • Page 56: Laser Classification

    PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Laser Classification Device Description: Laser Light Barrier Type: LLi 480 Laser Type: Semi conductor Laser 660 nm With this device the Laser power output meets the Class 1 according to DIN EN 60825-1 VDE 0837 Part 1 Maximum Laser power output 0,22 Milliwatt...

  • Page 57: Conformity Declaration

    PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines E.C.- Conformity Declaration We hereby declare, Applied co-ordinating standards, in particular: Protechna Herbst GmbH & Co KG DIN EN 61000-6-4 Electromagnetic Tolerance (EMV) Lilienthalstrasse 9 technical base standard interference emission 85579 Neubiberg Germany DIN EN 61000-6-2...
  • Page 58 PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Appendix - Light Barrier Operating Mode DUO Example for monitoring position A Please note that the >>DUO<< operating mode must Transmitter T1 only be used for permanent monitoring channels, which normally work in the >>STANDARD<<operating mode.
  • Page 59 PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Appendix - Light Barrier Operating Mode DUO The settings for the >> DUO << operating mode are carried out in the The following buttons at the bottom of the screen are available for "Channel Parameter - Basic"...
  • Page 60 PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Appendix - Light Barrier Operating Mode DUO Display Channel Displays the selected channel in which the "Channel settings - Basic" can When the >> DUO << operating mode is used for a monitoring be checked or altered.
  • Page 61 PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Appendix - Light Barrier Operating Mode DUO DUO-Time Channel display at a machine stop This setting is only available when the >> DUO << operating When a Duo light barrier has stopped the machine, always the first channel mode is activated for this channel.
  • Page 62 PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Appendix - Integrated Relay Box - (I/O Circuit Board) - optional With the help of the integrated relay box (optional), it is possible to connect Please set the required function for the corresponding relay output (Relay additional displays to the control unit, which are then assigned to the Mode) for each channel in the Channel Parameters - Basic menu.
  • Page 63 PROTECHNA End Break Detector LASERSTOP 4180 WEFT for Weft Insertion Machines Appendix - Integrated Relay Box - (I/O Circuit Board) - optional Channel Channel Socket Description Colour (I/O 1 - 4) (I/O 5 - 8) [ # ] Channel 1 Channel 5 white Channel 1...

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