Endress+Hauser Liquiphant M with FEL56 Functional Safety Manual
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Endress+Hauser Liquiphant M with FEL56 Functional Safety Manual

Level limit measuring system
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SD00188F/00/EN/13.13
71238762
Level Limit Measuring System
Application
Minimum detection (also dry running protection) of all
types of liquids in tanks to satisfy particular safety systems
requirements as per IEC 61508/IEC 61511-1.
The measuring device fulfils the requirements concerning
• Safety functions up to SIL 2
• Explosion protection by intrinsic safety or flameproof
enclosure
• EMC to EN 61326 and NAMUR Recommendation
NE 21.
Products
Functional safety manual
Liquiphant M/S with FEL56
and Nivotester FTL325N
Solutions
[Ex ia]
CH1
T
[Ex ia]
CH1
CH2
FTL325N
T
CH3
CH1
FTL325N
CH1
CH2 CH3
Your benefits
• For minimum detection up to SIL 2
– Independently assessed (Functional Assessment) by
exida.com as per IEC 61508/IEC 61511-1
• Monitoring for corrosion on the tuning fork of the
sensor
• No calibration
• Fault message for circuit break and short-circuit
• Functional test of subsequent devices at the push
of a button
• Protected against outside vibration
• Easy commissioning
Services

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Summary of Contents for Endress+Hauser Liquiphant M with FEL56

  • Page 1 Products Solutions Services SD00188F/00/EN/13.13 71238762 Functional safety manual Liquiphant M/S with FEL56 and Nivotester FTL325N [Ex ia] [Ex ia] FTL325N FTL325N CH2 CH3 Level Limit Measuring System Application Your benefits Minimum detection (also dry running protection) of all • For minimum detection up to SIL 2 types of liquids in tanks to satisfy particular safety systems –...

  • Page 2: Table Of Contents

    Exida Management Summary ....18 Supplementary Documentation ......20 Endress+Hauser...

  • Page 3: Sil Declaration Of Conformity

    Liquiphant M/S with FEL56 and Nivotester FTL325N SIL declaration of conformity SIL-04001B-00-A2 Endress+Hauser...

  • Page 4: Introduction

    - Only process-relevant parameters can be changed at the device (e.g. measuring range, ...), - Changing the process-relevant parameters is protected (e.g. password, jumper, ...), - The safety function requires less than SIL 4. All conditions apply to Liquiphant M/S + Nivotester FTL325N. Endress+Hauser...

  • Page 5: Structure Of The Measuring System

    In addition to the level relay, the alarm relay works in quiescent current safety and releases when: • One of the following faults occurs: – the sensor connection is interrupted – the sensor connection short circuits • The mains voltage fails When the alarm relay releases, the level relay also releases. Endress+Hauser...

  • Page 6: Permitted Device Types

    FM IS Cl. I, II, III Div. 1 Gr. A-G, SIL (Liquiphant M / Liquiphant S) CSA IS Cl. I, II, III Div. 1 Gr. A-G, SIL (Liquiphant M / Liquiphant S) TIIS Ex ia IIC, SIL, labeling in Japan Housing Power Supply Switch output Endress+Hauser...

  • Page 7: Safety Function Data

    "Approval" which are suitable for use in Please refer to the nameplate for the rele- potentially explosive atmospheres vant safety instructions. or as overfill protection (WHG, German Water Resources Act). with aluminium housing / separate terminal compartment Endress+Hauser...
  • Page 8 "Approval" which are suitable for use in Please refer to the nameplate for the rele- potentially explosive atmospheres vant safety instructions. or as overfill protection (WHG, German Water Resources Act). Endress+Hauser...

  • Page 9: Settings And Installation Instructions

    • U  253 V AC 50/60 Hz , I  2 A, P  500 VA at cos   0,7 or • U  40 V DC, I  2 A, P  80 W Changes to the measuring system and settings after start-up can impair the protection function! Endress+Hauser...

  • Page 10: Response In Operation And Failure

    "Supplementary device documentation",  ä 7. Repair In the event of failure of a SIL-labeled Endress+Hauser device, which has been operated in a protection function, the "Declaration of Contamination and Cleaning" with the corresponding note "Used as SIL device in protection system" must be enclosed when the defective device is returned...

  • Page 11: Appendix

    If coated sensors are used, measures must therefore be taken to ensure that there is no damage during installation and operation. The errors may cause that the demand mode of the safety function is not detected and the Liquiphant will not switch as intended. Endress+Hauser...
  • Page 12 Ask the manufacturer in question for the NAMUR transmitter parameters relevant to safety. Recurrent test ** TI (test interval) = annual e.g. lowering the level 1oo1D structure 3,50E-03 3,00E-03 2,50E-03 2,00E-03 1,50E-03 1,00E-03 5,00E-04 0,00E+00 10,0 Test interval [years] A0022344-EN Endress+Hauser...
  • Page 13 > 2,1 mA A0022180 SIL 2 0,034 x 10 Wiring scheme CH1: A0022187 Recurrent test ** TI (test interval) = annual e.g lowering the level 1oo1D structure 4,00E-03 3,50E-03 3,00E-03 2,50E-03 2,00E-03 1,50E-03 1,00E-03 5,00E-04 0,00E+00 10,0 Test interval [years] A0022345-EN Endress+Hauser...
  • Page 14 A0022180 SIL 2 0,038 x 10 Wiring scheme CH2, CH3: A0022193 Recurrent test ** TI (test interval) = annual e.g. lowering the level 1oo1D structure 4,00E-03 3,50E-03 3,00E-03 2,50E-03 2,00E-03 1,50E-03 1,00E-03 5,00E-04 0,00E+00 10,0 Test interval [years] A0022346-EN Endress+Hauser...
  • Page 15 > 2,1 mA A0022197 SIL 2 0,0019 x 10 Wiring scheme CH1 + CH2 A0022198 Recurrent test ** TI (test interval) = annual e.g. lowering the level 1oo2D structure 2,50E-04 2,00E-04 1,50E-04 1,00E-04 5,00E-05 0,00E+00 Test interval 10,0 [years] A0022347-EN Endress+Hauser...
  • Page 16 > 2,1 mA A0022201 SIL 2 0,0023 x 10 Wiring scheme 2oo3 A0022202 Recurrent test ** TI (test interval) = annual e.g. lowering the level 2oo3D structure 3,50E-04 3,00E-04 2,50E-04 2,00E-04 1,50E-04 1,00E-04 5,00E-05 0,00E+00 10,0 Test interval [years] A0022348-EN Endress+Hauser...
  • Page 17 > 2,1 mA A0022204 SIL 2 0,034 x 10 Wiring scheme CH1: A0022205 Recurrent test ** TI (test interval) = annual e.g. lowering the level 1oo1D structure 4,00E-03 3,50E-03 3,00E-03 2,50E-03 2,00E-03 1,50E-03 1,00E-03 5,00E-04 0,00E+00 10,0 Test interval [years] A0022345-EN Endress+Hauser...

  • Page 18: Exida Management Summary

    Liquiphant M/S with FEL56 and Nivotester FTL325N Exida Management Summary Exida Management Summary 2 Exida Management Summary 1 Endress+Hauser...
  • Page 19 Liquiphant M/S with FEL56 and Nivotester FTL325N Exida Management Summary 4 Exida Management Summary 3 Endress+Hauser...

  • Page 20: Supplementary Documentation

    Liquiphant M/S with FEL56 and Nivotester FTL325N Supplementary Safety in the Process Industry - reducing risks with SIL Documentation CP01008Z/11/EN. Endress+Hauser...
  • Page 21 Liquiphant M/S with FEL56 and Nivotester FTL325N Endress+Hauser...
  • Page 22 Liquiphant M/S with FEL56 and Nivotester FTL325N Endress+Hauser...
  • Page 23 Liquiphant M/S with FEL56 and Nivotester FTL325N Endress+Hauser...
  • Page 24 71238762 www.addresses.endress.com...

This manual is also suitable for:

Liquiphant s with fel56Nivotester ftl325n-**** seriesNivotester ftl325n

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