Mollet LF20 Series Operating	 Instruction

Mollet LF20 Series Operating Instruction

Yo-yo sensing level measurement continious level indication for bulk solids
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M LLET
Füllstandtechnik
Yo-Yo sensing level measurement
continuous level indication for bulk solids
Index
Data of measuring devices | Technical data | Electrical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Dimensions | Connecting flange . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Sensing weights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Assembling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Electrical connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Commissioning | Parameterisation | Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Repair . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Returns | Disposal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
MOLLET D-74706 Osterburken Tel. +49 6291 6440-0 Fax +49 6291 9846
Operating instruction
Operating instruction
LF
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04/14
LF-BA-01
©
by MOLLET
Page
02
03
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12
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15
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Summary of Contents for Mollet LF20 Series

  • Page 1: Table Of Contents

    Returns | Disposal ............. . MOLLET D-74706 Osterburken Tel. +49 6291 6440-0 Fax +49 6291 9846...
  • Page 2: Safety Instructions | Special Conditions For Atex-Devices | Use

    - Removal, addition or modification of components as far as it is not described in the documentation of the manufacturer. - Violation of applicable standards and laws. LF-BA-02 04/14 Operating instruction MOLLET D-74706 Osterburken Tel. +49 6291 6440-0 Fax +49 6291 9846 © by MOLLET...
  • Page 3: Data Of Manufacturer | Incoming Goods Inspection And Storage | Identification

    2 Window and start push button 9 Special version ) not available for use in Order code potentially explosive atmospheres 9 10 MOLLET D-74706 Osterburken Tel. +49 6291 6440-0 Fax +49 6291 9846 Operating instruction 04/14 LF-BA-03 © by MOLLET...
  • Page 4: Data Of Measuring Devices | Technical Data | Electrical Data

    The individual value of the block distance is preset when delivered Relay output and has only to be adjusted when the sensing weightis replaced. Alarm function LF-BA-04 04/14 Operating instruction MOLLET D-74706 Osterburken Tel. +49 6291 6440-0 Fax +49 6291 9846 © by MOLLET...
  • Page 5: Dimensions | Connecting Flange

    Yo-Yo sensing level measurement M LLET LF20 Füllstandtechnik 6.5 Dimensions „X“ 6.6 Process connection flange view „X“ MOLLET D-74706 Osterburken Tel. +49 6291 6440-0 Fax +49 6291 9846 Operating instruction 04/14 LF-BA-05 © by MOLLET...
  • Page 6: Sensing Weights

    Spike (screw-off) Ø80 Ø8 022-0209 Edge length 400 Not available for use in potentially explosive atmospheres. 022-0210 LF-BA-06 04/14 Operating instruction MOLLET D-74706 Osterburken Tel. +49 6291 6440-0 Fax +49 6291 9846 © by MOLLET...
  • Page 7: Installation

    Ta € +70 °C Installation nozzle Wiper 500 mm Sensing weight Process temperature -20 °C € Ta € +150 °C 022-0218 022-0702 MOLLET D-74706 Osterburken Tel. +49 6291 6440-0 Fax +49 6291 9846 Operating instruction 04/14 LF-BA-07 © by MOLLET...
  • Page 8: Assembling

    (e.g. access hatch) where these weights can be installed. Maesuring tape Lower carefully! e.g. filled bag LF-BA-08 04/14 Operating instruction MOLLET D-74706 Osterburken Tel. +49 6291 6440-0 Fax +49 6291 9846 © by MOLLET...
  • Page 9 - Protect the measuring device against direct sunlight and heavy rain by using a weather protection cover or fit the protective hood available as an accessory. MOLLET D-74706 Osterburken Tel. +49 6291 6440-0 Fax +49 6291 9846 Operating instruction 04/14 LF-BA-09 ©...
  • Page 10: Electrical Connection

    - Maximum wire cross-section for the terminals € 2.5 mm². - To protect electrical circuits use electrical fuse with maximal 6 A. Terminal Terminal 1 Terminal LF-BA-10 04/14 Operating instruction MOLLET D-74706 Osterburken Tel. +49 6291 6440-0 Fax +49 6291 9846 © by MOLLET...
  • Page 11 [033] Current output U € 30 V DC Working resistance € 600 Ω 0/4 ... 20 mA I € 10 mA 001-0203 MOLLET D-74706 Osterburken Tel. +49 6291 6440-0 Fax +49 6291 9846 Operating instruction 04/14 LF-BA-11 © by MOLLET...
  • Page 12: Commissioning | Parameterisation | Maintenance

    - Please replace deteriorated or damaged cover seals. Please refer to chapter 13 repair for details to dismantle the LF20. LF-BA-12 04/14 Operating instruction MOLLET D-74706 Osterburken Tel. +49 6291 6440-0 Fax +49 6291 9846 © by MOLLET...
  • Page 13: Repair

    Buckling protection chain with sensing weight 4. Mounting and dismounting in reverse order. MOLLET D-74706 Osterburken Tel. +49 6291 6440-0 Fax +49 6291 9846 Operating instruction 04/14 LF-BA-13 © by MOLLET...
  • Page 14 9. A new motor-gearbox combination has to be installed in reverse order. Motor-gearbox combination Mounting screw of the motor-gearbox combination has to be installed with a copper washer (ATEX). LF-BA-14 04/14 Operating instruction MOLLET D-74706 Osterburken Tel. +49 6291 6440-0 Fax +49 6291 9846 © by MOLLET...
  • Page 15: Returns | Disposal

    - Disposal of the level measurement device is subject to the environmental legislation of the respective country in effect for the operator's premises and production conditions. MOLLET D-74706 Osterburken Tel. +49 6291 6440-0 Fax +49 6291 9846 Operating instruction 04/14 LF-BA-15 ©...
  • Page 16 Yo-Yo sensing level measurement M LLET LF20 Füllstandtechnik LF-BA-16 04/14 Operating instruction MOLLET D-74706 Osterburken Tel. +49 6291 6440-0 Fax +49 6291 9846 © by MOLLET...

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