Omnicomm LLS-AF 4 User Manual

Fuel level sensor
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Omnicomm LLS-AF 4 Fuel
Level Sensor
User Manual
Omnicomm Configurator 6
18.12.2018

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Summary of Contents for Omnicomm LLS-AF 4

  • Page 1 Omnicomm LLS-AF 4 Fuel Level Sensor User Manual Omnicomm Configurator 6 18.12.2018...
  • Page 2: Table Of Contents

    Contents General Information Specifications Preparation Fuel Tank Preparation Sensor Preparation Setting “Empty/Full” Calibration Omnicomm LLS-AF 4 Sensor Setting Installation and Connection Calibration Sealing Appendix. List of Equipment for Omnicomm LLS-AF 4 Fuel Level Sensors Installation...
  • Page 3: General Information

    General Information This User Manual is designed for Omnicomm LLS-AF 4 fuel level sensors. Omnicomm LLS-AF 4 is a fuel level sensor with analog and frequency interfaces. While carrying out installation, observe the safety rules and regulatory requirements for this type of work.
  • Page 4: Specifications

    Load resistance on analog output, Ohm Not less than 2000 Output signal pulsation, % Not more than 0.15 Frequency output: Output signal modulation Frequency pulse Output frequency range, Hz 30…2000 Maximum output signal frequency, Hz 100…2000 Omnicomm LLS-AF 4 Fuel Level Sensor...
  • Page 5 From 5 to 95 sation), % Atmospheric pressure, kPa From 84 to 107 Maximum relative humidity at 25 °С (without moisture condensation), % Ingress protection rating IP69k Operating mode Continuous Internal filter size From 0 to 30 Omnicomm LLS-AF 4 Fuel Level Sensor...
  • Page 6: Preparation

    Average service life, years Preparation Fuel Tank Preparation 1. Select the location for Omnicomm LLS sensor installation, taking into account the following requirements: The installation location should be as close to the geometric center as possible and be placed at the deepest level of the tank:...
  • Page 7 ø 4 mm – for metal tanks with wall thickness over 3 mm (cut M5 thread) ø 7 mm – for plastic and metal tanks with wall thickness up to 3 mm (for rivets) ø 4 mm – for plastic tanks with wall thickness over 3 mm Omnicomm LLS-AF 4 Fuel Level Sensor...
  • Page 8: Sensor Preparation

    (included in the kit) to 1/4–1/5 of its volume. Recommended sealants: PERMATEX™ MotoSeal® Black, ABRO™ Black, ABRO™ Red 3. Put the insulation cap on the central rod of the Omnicomm LLS-AF 4 sensor Setting Connect the sensor to a PC according to the diagramm: Run the Omnicomm Configurator program on your PC.
  • Page 9: Empty/Full" Calibration

    4. Remove the sensor from the container and allow the fuel to drain from the measuring probe for 1 minute. Press the button “Empty” to record the value corresponding to an empty tank 5. Press the “Record into Device” button Omnicomm LLS-AF 4 Fuel Level Sensor...
  • Page 10: Omnicomm Lls-Af 4 Sensor Setting

    Select “Off” if the type of the connected signal is “dry contact” or “transistor NPN key” For the Omnicomm Terminals: Please select Frequency-based output in range 30…1053 Hz. Omnicomm LLS-AF 4 Fuel Level Sensor...
  • Page 11: Installation And Connection

    Installation and Connection Installation and Connection 1. Put the mounting point gasket (included in the kit) on the Omnicomm LLS sensor measuring probe 2. Put the Omnicomm LLS-AF 4 sensor into the tank and secure it: when securing with rivets, use a rivet gun (riveter)
  • Page 12: Calibration

    Calibration of the fuel tank is necessary to verify the conformity of the digital code issued by the Omnicomm LLS-AF 4 sensor to the fuel volume in a particular fuel tank. Calibration of the fuel tank is performed by filling up the tank – from empty to full, with a certain filling interval, and recording the Omnicomm LLS sensor readings in the calibration table.
  • Page 13 The “Liters” column will display the filling volume equal to the predefined flow interval. The “Sensor” column will display the value equal to the filling volume. 8. Press “Add line” 9. Repeat items 6, 7 and 8 according to the number of control points. The Omnicomm LLS-AF 4 Fuel Level Sensor...
  • Page 14: Sealing

    20 10. Press the “Finish calibration” button 11. Save the calibration table in the calibration file (.ctb), Omnicomm Online (.xml) file, in the Terminal or Indicator, by pressing the “Export” button When performing the calibration table export to the Omnicomm Online (.xml) file, the “Ex-port”...
  • Page 15 3. Enter the seal and cover numbers in the report Install the seal-tie on Omnicomm LLS-AF 4 connector: 1. Connect Omnicomm LLS-AF 4 connector to the mounting cable until it clicks 2. Run the flexible part of the seal through the connectors 3.
  • Page 16: Appendix. List Of Equipment For Omnicomm Lls-Af 4 Fuel Level Sensors Installation

    Appendix. List of Equipment for Omnicomm LLS-AF 4 Fuel Level Sensors Installation Appendix. List of Equipment for Omnicomm LLS-AF 4 Fuel Level Sensors Installation № Name Quantity Bimetal core drill ø35 mm Core drill shank Metal drill ø7 mm or ø4 mm...
  • Page 17 Appendix. List of Equipment for Omnicomm LLS-AF 4 Fuel Level Sensors Installation № Name Quantity Seal-tie for Molex connector Omnicomm LLS-AF 4 Fuel Level Sensor...
  • Page 18 www.omnicomm-world.com...

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