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FISCHER NK105 Operating Manual

Fill level limiter for use in explosive areas gas explosion protection zone 1 and 2 dust explosion zone 21 and 22
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Operating manual
NK10 ... H
Fill Level Limiter
for use in explosive areas
Gas explosion protection Zone 1 and 2
Dust explosion zone 21 and 22

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Summary of Contents for FISCHER NK105

  • Page 1 Operating manual NK10 ... H Fill Level Limiter for use in explosive areas Gas explosion protection Zone 1 and 2 Dust explosion zone 21 and 22...
  • Page 2 Great care was taken when compiling the texts and illustrations; nevertheless, errors cannot be ruled out. The company FISCHER Mess- und Regeltechnik GmbH will not accept any legal responsibility or liability for this.

  • Page 3: Table Of Contents

    FISCHER Mess- und Regeltechnik GmbH Table of Contents Table of Contents 1 Safety guidelines............................ 4 1.1 General.............................. 4 1.2 Personnel Qualification ........................... 4 1.3 Risks due to Non-Observance of Safety Instructions................ 4 1.4 Safety Instructions for the Operating Company and the Operator ............ 4 1.5 Unauthorised Modification........................ 5...

  • Page 4: Safety Guidelines

    1 | Safety guidelines FISCHER Mess- und Regeltechnik GmbH 1 Safety guidelines 1.1 General This operating manual contains instructions fundamental to the installation, op- WARNING eration and maintenance of the device that must be observed unconditionally. It must be read by the assembler, operator and the specialized personnel in charge of the instrument before it is installed and put into operation.

  • Page 5: Unauthorised Modification

    FISCHER Mess- und Regeltechnik GmbH Safety guidelines | 1 Repairs may be carried out by the manufacturer only. A professional single conformity inspection as per DIN EN 61010, section 1, must be carried out before the instrument can be re-commissioned. This in- spection must be performed at the manufacturer's location.

  • Page 6: Product And Functional Description

    2 | Product and functional description FISCHER Mess- und Regeltechnik GmbH 2 Product and functional description 2.1 Delivery scope ▪ NK10 according to specification (see order code) ▪ Operating Instructions 2.2 Explosion hazard area classification The fill level limiter NK10 … H can be used in areas at risk of explosion from flammable gases or vapours Zone 1 and Zone 2.

  • Page 7: Design And Mode Of Operation

    FISCHER Mess- und Regeltechnik GmbH Product and functional description | 2 2.4 Design and mode of operation The swim system of the fill level limiter is contained in the fluid-filled reservoir (expansion tank). The swimming motions generated by changes in the fill level are transmitted directly to the micro-switch S1 by a swimmer rod sealed in a stainless-steel bellows.

  • Page 8: Installation And Assembly

    3 | Installation and assembly FISCHER Mess- und Regeltechnik GmbH 3 Installation and assembly 3.1 Safety guidelines Non-observance of the following safety instructions WARNING Non-observance of the following safety instructions can lead to a dangerous situation, fatal injuries, series bodily harm or damage.

  • Page 9: Electrical Connections

    FISCHER Mess- und Regeltechnik GmbH Installation and assembly | 3 3.4 Electrical connections ▪ By authorized and qualified specialized personnel only. ▪ When connecting the unit, the national and international electro-technical regulations must be observed. ▪ Disconnect the system from the mains, before electrically connecting the device.
  • Page 10 3 | Installation and assembly FISCHER Mess- und Regeltechnik GmbH Test button 1 Switch 2 Switch (S1) (S1 with warn switch S2) Illustration 2: Circuit diagram Ground connection Connect the device to the earth to equalise the potential. The outer earth con- nection is designed for 6.0 mm...

  • Page 11: Commissioning

    FISCHER Mess- und Regeltechnik GmbH Commissioning | 4 4 Commissioning 4.1 Safety guidelines Faulty device WARNING The instrument must be decommissioned and secured against inadvertent re- operation if a situation arises in which it must be assumed that safe operation is no longer possible.

  • Page 12: Servicing

    5 | Servicing FISCHER Mess- und Regeltechnik GmbH 5 Servicing 5.1 Maintenance Dust deposits WARNING The device must be cleaned with a damp cloth a regular intervals to prevent heat build-up. Cleaning intervals depend on the amount of local dust.

  • Page 13: Technical Data

    FISCHER Mess- und Regeltechnik GmbH Technical data | 6 6 Technical data 6.1 General Please also observe the order code here. 6.2 Application conditions 0.8 to 1.1 bar abs The EC type test is based on atmospheric conditions of 0.8 to 1.1 bar abs and -20°C to 60°C...

  • Page 14: Switch Contacts

    6 | Technical data FISCHER Mess- und Regeltechnik GmbH 6.3 Switch contacts 1 or 2 micro-switches with 1-pin changeover contact. Only for connection to certified intrinsically safe circuits in the igni- WARNING tion protection class Ex ib IIC. Highest values per electricity circuit:...
  • Page 15 All dimensions in mm unless otherwise stated 6.6.1.1 Version with welding connection Version Flange material [Ø] [square] NK104 1.0425 P265GH 82.5 77.8 x 77.8 NK105 1.0425 P265GH 88.9 90.0 x 90.0 Illustration 4: Dimensional picture NK104 NK105 BA_EN_NK10_H_ST4-C 15 / 36...
  • Page 16 6 | Technical data FISCHER Mess- und Regeltechnik GmbH 6.6.1.2 Flange DIN EN 1092-1 Type B1 Version Flange Port No. of material [Ø] [Ø] [Ø] holes NK102 1.0425 P265GH DN80 PN40 NK10G 1.4571 DN80 PN40 Illustration 5: Dimensional picture NK102 NK10G...
  • Page 17 FISCHER Mess- und Regeltechnik GmbH Technical data | 6 6.6.1.3 Flange DIN EN 1092-1 Type C Version Flange Port No. of material [Ø] [Ø] [Ø] holes NK10F 1.0425 P265GH DN80 PN40 19.5 Illustration 7: Dimensional picture NK10F Version Flange Port No. of material [Ø]...
  • Page 18 6 | Technical data FISCHER Mess- und Regeltechnik GmbH 6.6.1.4 Flange DIN EN 1092-1 Type G Version Flange Port No. of material [Ø] [Ø] [Ø] holes NK10H 1.4571 DN80 PN40 Illustration 9: Dimensional picture NK10H 6.6.1.5 Flange DIN EN 1092-1 Type D...
  • Page 19 FISCHER Mess- und Regeltechnik GmbH Technical data | 6 6.6.1.6 Flange ANSI B16.5 Version Flange Port No. of material [Ø] [Ø] [Ø] holes NK10K 1.0425 P265GH 3‘‘ 150 lbs 192.5 152.4 22.8 19.1 NK10N 1.0425 P265GH 3‘‘ 300 lbs 209.5 168.1...

  • Page 20: Order Codes

    7 | Order Codes FISCHER Mess- und Regeltechnik GmbH 7 Order Codes Code no. 10 11 12 Type Flange Material DIN EN 1092-1 Form B1 DN65 PN40 1.0425 P265GH DIN EN 1092-1 Form B1 DN80 PN25 1.0425 P265GH DIN EN 1092-1 Form B1 DN65 PN16 1.0425...

  • Page 21: Attachments

    FISCHER Mess- und Regeltechnik GmbH Attachments | 8 8 Attachments 8.1 Declaration of Conformity (€ EU Declaration of Conformity (Translation) For the product described as follows Level Limiter Product designation NK10 Type designation it is hereby declared that it corresponds with the basic requirements...
  • Page 22 8 | Attachments FISCHER Mess- und Regeltechnik GmbH The notified office TÜV NORD CERT GMBH NB 0044 issued the following certificate: TÜV 07 A TEX 553595 EG-Type Test 9419/EG The notified office responsible for monitoring the QS Management TÜV NORD SYSTEMS GMBH & CO. KG...

  • Page 23: Type Testing Certificates

    Test report No: Beschreibung des Baumusters: Füllstandsbegrenzer Typ: NK 10 Description of type (pressure equipment): level limiter type: NK 10 NK101, NK102, NK103, NK104, NK105, NK106, NK107, NK10A, NK108, NK10F, NK10G, NK10H, NK10K, NK10M, NK10N and NK10P Fertigungsstätte/ Bad Salzuflen Place of manufacture: Gültig bis/...
  • Page 24 8 | Attachments FISCHER Mess- und Regeltechnik GmbH 8.2.2 Directive 94/9/EG (ATEX) Illustration 16: BMP_94-9-EG_DE_TÜV 07 ATEX 553595Part1 24 / 36 BA_EN_NK10_H_ST4-C...
  • Page 25 FISCHER Mess- und Regeltechnik GmbH Attachments | 8 Illustration 17: BMP_94-9-EG_DE_TÜV 07 ATEX 553595Part2 BA_EN_NK10_H_ST4-C 25 / 36...
  • Page 26 8 | Attachments FISCHER Mess- und Regeltechnik GmbH Illustration 18: BMP_94-9-EG_DE_TÜV 07 ATEX 553595Part3 26 / 36 BA_EN_NK10_H_ST4-C...
  • Page 27 FISCHER Mess- und Regeltechnik GmbH Attachments | 8 Illustration 19: BMP_94-9-EG_DE_TÜV 07 ATEX 553595_1ERPart1 BA_EN_NK10_H_ST4-C 27 / 36...
  • Page 28 8 | Attachments FISCHER Mess- und Regeltechnik GmbH Illustration 20: BMP_94-9-EG_DE_TÜV 07 ATEX 553595_1ERPart2 28 / 36 BA_EN_NK10_H_ST4-C...
  • Page 29 FISCHER Mess- und Regeltechnik GmbH Attachments | 8 8.2.3 Germanischer Lloyd (GL) Illustration 21: GL_EN_65_353_93_HH(4)Part1 BA_EN_NK10_H_ST4-C 29 / 36...
  • Page 30 8 | Attachments FISCHER Mess- und Regeltechnik GmbH Illustration 22: GL_EN_65_353_93_HH(4)Part2 30 / 36 BA_EN_NK10_H_ST4-C...

  • Page 31: Din Certco Certification Din 4754-3

    FISCHER Mess- und Regeltechnik GmbH Attachments | 8 8.3 DIN CERTCO Certification DIN 4754-3 DIN CERTCO Gesellschaft für Konformitätsbewertung mbH CERTIFICATE Certificate holder FISCHER Mess- und Regeltechnik GmbH Bielefelder Str. 3 7a 32107 Bad Salzuflen Product Filling controls Type, Model NK10 ...
  • Page 32 8 | Attachments FISCHER Mess- und Regeltechnik GmbH DIN CERTCO Gesellschaft für Konformitätsbewertung mbH ANNEX Page Certificate 10F001 dated 2016-02-11 Measuring device: float system Technical Data Transfer of measured values: values: mechanically by float rod with bellow Operating pressure: max.

  • Page 33: Eac Declaration

    FISCHER Mess- und Regeltechnik GmbH Attachments | 8 8.4 EAC Declaration Illustration 25: EAC_RU_D-DE-AB71-B-0955 BA_EN_NK10_H_ST4-C 33 / 36...
  • Page 34 8 | Attachments FISCHER Mess- und Regeltechnik GmbH 34 / 36 BA_EN_NK10_H_ST4-C...
  • Page 35 FISCHER Mess- und Regeltechnik GmbH Attachments | 8 BA_EN_NK10_H_ST4-C 35 / 36...
  • Page 36 8 | Attachments FISCHER Mess- und Regeltechnik GmbH 36 / 36 BA_EN_NK10_H_ST4-C...

This manual is also suitable for:

Nk104Nk102Nk101Nk103Nk106Nk107 ... Show all

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