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Weighbridge Cable Junction Box PR 6021/68S

Installation Manual

Translation of the Original Installation Manual

9499 053 16800

Edition 3.8.0

11/22/2021

Minebea Intec GmbH, Meiendorfer Str. 205 A, 22145 Hamburg, Germany

Phone: +49.40.67960.303 Fax: +49.40.67960.383

Summary of Contents for Weighbridge PR 6021/68S

Page 1: ...Box PR 6021 68S Installation Manual Translation of the Original Installation Manual 9499 053 16800 Edition 3 8 0 11 22 2021 Minebea Intec GmbH Meiendorfer Str 205 A 22145 Hamburg Germany Phone 49 40 67960 303 Fax 49 40 67960 383 ...

Page 2: ...ified personnel In correspondence concerning this product the type name and release number serial number as well as all license numbers relating to the product have to be cited Note This document is partially protected by copyright It may not be changed or copied and it may not be used without purchasing or written permission from the copyright owner Minebea Intec The use of this product constitut...

Page 3: ... 2 Technical Data 8 3 3 Electromagnetic Compatibility EMC 9 3 4 Possible marking for the Ex area 9 3 5 Dimensions 11 4 Installation and connection information 12 4 1 General information 12 4 2 Connecting intrinsically safe circuits 12 4 3 Terminals and jumpers 13 4 4 Cable gland 14 5 Cable connections 15 5 1 General information 15 5 2 Connecting cables 15 5 3 Cable connections 15 5 4 Equipotential...

Page 4: ... 13ATEX0133X 23 8 2 MEU17053 26 8 3 IECEx DEK 13 0042X 32 8 4 FM17CA0156X 37 8 5 FM17US0275X 41 8 6 RU С DE МЮ62 В 05021 45 8 7 36931 751 16 48 8 8 36931 751 08 51 8 9 36931 751 07 53 8 10 36931 721 07 57 8 11 36931 750 01 61 Weighbridge Cable Junction Box PR 6021 68S Table of contents EN 2 Minebea Intec ...

Page 5: ...n measures for preventing hazards are not followed DANGER Warning of personal injury DANGER indicates death or severe irreversible personal injury which will occur if the corresponding safety measures are not observed Take the corresponding safety precautions WARNING Warning of hazardous area and or personal injury WARNING indicates that death or severe irreversible injury may occur if appropriate...

Page 6: ...nvironment may occur if appropriate safety measures are not observed Take the corresponding safety precautions Note User tips useful information and notes 1 6 Hotline Phone 49 40 67960 444 Fax 49 40 67960 474 eMail help minebea intec com Weighbridge Cable Junction Box PR 6021 68S 1 Introduction EN 4 Minebea Intec ...

Page 7: ...le measures for self protection The device reflects the state of the art The manufacturer does not accept any liability for damage caused by third party system components or due to incorrect use of the product The use of this product signifies recognition of the stipulations listed above The following table shows the load cells that should and should not be used for different applications Load cel...

Page 8: ...ction Before operational startup as well as after storage or transport inspect the device visually for signs of mechanical damage 2 5 Repairs and maintenance 2 5 1 General information Repairs are subject to inspection and must be carried out at Minebea Intec In case of defect or malfunction please contact your local Minebea Intec dealer or service center for repair When returning the device for re...

Page 9: ...ronics 3 Cable gland M12 8 4 Ex zone locking pin 6 mm 3 5 Cable gland M20 6 Pressure compensation element 7 Jumpers for corner correction resistors The following items are not shown 8 Drilling template 3 Specifications Weighbridge Cable Junction Box PR 6021 68S Minebea Intec EN 7 ...

Page 10: ...1C90X Pressure equalization Stainless steel pressure equalization element Material of the junction box High grade stainless steel 1 4404 X2CrNiMo17 12 2 according to EN 10088 3 AISI 316L JIS SUS316 Surface of the junction box 2R according to DIN EN 10088 2 cold rolled bright annealed flat blank reflective Net weight 1 4 kg Shipping weight 1 5 kg Service temperature area 30 C 80 C Service temperatu...

Page 11: ... 2 D tb IIIC T50 C T70 C Db Ex tb IIIC T50 C T70 C Db DEKRA 13ATEX0133 X IECEx DEK 13 0042X 2 II 3G Ex nA IIC T6 Gc Ex nA IIC T6 Gc DEKRA 13ATEX0133 X IECEx DEK 13 0042X IS CL I II III DIV 1 GP A B C D E F G T4 36931 751 07 Type 4X IP6x NI CL I DIV 2 GP A B C D T4 Type 4X IP6x DIP CL II DIV 2 GP E F G T4 Type 4X IP6x CL I Zone 0 Ex ia IIC T4 36931 751 07 Type 4X IP6x Zone 20 Ex ia IIIC T90 C 36931...

Page 12: ...ces must be observed when installing in the Ex area The relevant protection class must be indi cated on the rating plate Note The marking for ATEX is shown as an ex ample Note See also Chapter 8 Weighbridge Cable Junction Box PR 6021 68S 3 Specifications EN 10 Minebea Intec ...

Page 13: ...3 5 Dimensions all dimensions in mm 3 Specifications Weighbridge Cable Junction Box PR 6021 68S Minebea Intec EN 11 ...

Page 14: ...fe circuits The housing grounding or equalization line must be connected to the outside of the housing under the ground screw The junction box is suitable for use in potentially explosive atmospheres for connection to intrinsically safe circuits The circuits consist of the connection load cells passive the connection cable to an interface with an active intrinsically safe circuit e g PR 1626 6x in...

Page 15: ...age connection cable Terminal contacts 1 8 supply voltage load cells Terminal contact IND supply voltage connection cable Supply red Terminal contact S sense connection cable white Terminal contacts 1 8 supply voltage load cells Terminal contact IND supply voltage connection cable Supply blue Terminal contact S sense connection cable black 4 Installation and connection information Weighbridge Cabl...

Page 16: ...m for gland M20 and 4 5 6 5 mm for cable gland M12 The cable wires are connected to the terminals inside the device NOTICE Property damage is possible If a cable gland is not used it must be sealed with a supplied locking pin NOTICE Property damage is possible Regularly check the fitted cable gland for tightness and re tighten it if necessary Weighbridge Cable Junction Box PR 6021 68S 4 Installati...

Page 17: ... should only be connected on one side Depending on the design of the cable junction box used either the jumper J3 must be removed or the cable screens must be disconnected from the terminal contacts highlighted in yellow WARNING When installing in potentially explosive atmospheres It is imperative that you follow the application dependent installation instructions Always check whether it is permis...

Page 18: ...Color code bk black bu blue gn green gy gray rd red wh white Connection example Weighbridge Cable Junction Box PR 6021 68S 5 Cable connections EN 16 Minebea Intec ...

Page 19: ...the protective grounding conductor is not enough If the installation is not carried out according to our instructions this voids the warranty In particular the entire installation including the power supply must be sufficiently protected against lightning In Ex areas equipotential bonding must be established to avoid any compensatory currents between the individual conducting system components Con...

Page 20: ... of calibration accuracy An unstable signal can arise due to contact problems This results in fluctuating zero points which lead to the loss of calibration accuracy Do not use a potentiometer Only use resistors of 0 5 62 Ω 1 P70 0 6 W of size MBB0207 approx 2 5 6 5 mm or CECC B 5 5 2 Procedure Electronic corner correction allows the sensitivity of each individual load cell to be reduced separately...

Page 21: ...rcuited for the resistances 1 Select the load cell with the lowest displayed load as the reference cell 2 In the junction box remove the jumper from the relevant supply line Supply and solder in a resistor according to the abovementioned formula in the example 4 68 Ω 3 After that recalibrate the scale 5 Cable connections Weighbridge Cable Junction Box PR 6021 68S Minebea Intec EN 19 ...

Page 22: ...rk Soldering work is permitted on the device for corner correction 6 4 Cleaning NOTICE Property damage caused by unsuitable cleaning utensils agents Damage to the device Prevent moisture from penetrating the interior Do not use aggressive cleaning agents solvents or similar agents For use in the food industry use a cleaning agent suitable for that particular working environment Use soft sponges br...

Page 23: ...ted municipal waste so that it can then be recycled Before disposing of or scrapping the product any batteries should be removed and taken to a suitable collection point Please see our T Cs for further information Service addresses for repairs are listed in the product information supplied with the product and on our website www minebea intec com We reserve the right not to accept products that ar...

Page 24: ...aration of Conformity MEU17053 8 2 4 Certificate of Conformity FM FM17CA0156X FM17US0275X 8 4 8 5 5 Safety instructions 36931 751 16 8 7 6 Safety instructions FM 36931 751 08 8 8 7 Control drawing FM 36931 751 07 8 9 8 Control drawing FM Temp variant 36931 721 07 8 10 9 Ex Concept 36931 750 01 8 11 Weighbridge Cable Junction Box PR 6021 68S 8 Certificates safety instructions control drawing Ex des...

Page 25: ...8 1 DEKRA 13ATEX0133X 8 Certificates safety instructions control drawing Ex design Weighbridge Cable Junction Box PR 6021 68S Minebea Intec EN 23 ...

Page 26: ...Weighbridge Cable Junction Box PR 6021 68S 8 Certificates safety instructions control drawing Ex design EN 24 Minebea Intec ...

Page 27: ...8 Certificates safety instructions control drawing Ex design Weighbridge Cable Junction Box PR 6021 68S Minebea Intec EN 25 ...

Page 28: ...8 2 MEU17053 Weighbridge Cable Junction Box PR 6021 68S 8 Certificates safety instructions control drawing Ex design EN 26 Minebea Intec ...

Page 29: ...8 Certificates safety instructions control drawing Ex design Weighbridge Cable Junction Box PR 6021 68S Minebea Intec EN 27 ...

Page 30: ...Weighbridge Cable Junction Box PR 6021 68S 8 Certificates safety instructions control drawing Ex design EN 28 Minebea Intec ...

Page 31: ...8 Certificates safety instructions control drawing Ex design Weighbridge Cable Junction Box PR 6021 68S Minebea Intec EN 29 ...

Page 32: ...Weighbridge Cable Junction Box PR 6021 68S 8 Certificates safety instructions control drawing Ex design EN 30 Minebea Intec ...

Page 33: ...8 Certificates safety instructions control drawing Ex design Weighbridge Cable Junction Box PR 6021 68S Minebea Intec EN 31 ...

Page 34: ...8 3 IECEx DEK 13 0042X Weighbridge Cable Junction Box PR 6021 68S 8 Certificates safety instructions control drawing Ex design EN 32 Minebea Intec ...

Page 35: ...8 Certificates safety instructions control drawing Ex design Weighbridge Cable Junction Box PR 6021 68S Minebea Intec EN 33 ...

Page 36: ...Weighbridge Cable Junction Box PR 6021 68S 8 Certificates safety instructions control drawing Ex design EN 34 Minebea Intec ...

Page 37: ...8 Certificates safety instructions control drawing Ex design Weighbridge Cable Junction Box PR 6021 68S Minebea Intec EN 35 ...

Page 38: ...Weighbridge Cable Junction Box PR 6021 68S 8 Certificates safety instructions control drawing Ex design EN 36 Minebea Intec ...

Page 39: ...8 4 FM17CA0156X 8 Certificates safety instructions control drawing Ex design Weighbridge Cable Junction Box PR 6021 68S Minebea Intec EN 37 ...

Page 40: ...Weighbridge Cable Junction Box PR 6021 68S 8 Certificates safety instructions control drawing Ex design EN 38 Minebea Intec ...

Page 41: ...8 Certificates safety instructions control drawing Ex design Weighbridge Cable Junction Box PR 6021 68S Minebea Intec EN 39 ...

Page 42: ...Weighbridge Cable Junction Box PR 6021 68S 8 Certificates safety instructions control drawing Ex design EN 40 Minebea Intec ...

Page 43: ...8 5 FM17US0275X 8 Certificates safety instructions control drawing Ex design Weighbridge Cable Junction Box PR 6021 68S Minebea Intec EN 41 ...

Page 44: ...Weighbridge Cable Junction Box PR 6021 68S 8 Certificates safety instructions control drawing Ex design EN 42 Minebea Intec ...

Page 45: ...8 Certificates safety instructions control drawing Ex design Weighbridge Cable Junction Box PR 6021 68S Minebea Intec EN 43 ...

Page 46: ...Weighbridge Cable Junction Box PR 6021 68S 8 Certificates safety instructions control drawing Ex design EN 44 Minebea Intec ...

Page 47: ...8 6 RU С DE МЮ62 В 05021 8 Certificates safety instructions control drawing Ex design Weighbridge Cable Junction Box PR 6021 68S Minebea Intec EN 45 ...

Page 48: ...Weighbridge Cable Junction Box PR 6021 68S 8 Certificates safety instructions control drawing Ex design EN 46 Minebea Intec ...

Page 49: ...8 Certificates safety instructions control drawing Ex design Weighbridge Cable Junction Box PR 6021 68S Minebea Intec EN 47 ...

Page 50: ...8 7 36931 751 16 Weighbridge Cable Junction Box PR 6021 68S 8 Certificates safety instructions control drawing Ex design EN 48 Minebea Intec ...

Page 51: ...8 Certificates safety instructions control drawing Ex design Weighbridge Cable Junction Box PR 6021 68S Minebea Intec EN 49 ...

Page 52: ...Weighbridge Cable Junction Box PR 6021 68S 8 Certificates safety instructions control drawing Ex design EN 50 Minebea Intec ...

Page 53: ...8 8 36931 751 08 8 Certificates safety instructions control drawing Ex design Weighbridge Cable Junction Box PR 6021 68S Minebea Intec EN 51 ...

Page 54: ...Weighbridge Cable Junction Box PR 6021 68S 8 Certificates safety instructions control drawing Ex design EN 52 Minebea Intec ...

Page 55: ...8 9 36931 751 07 8 Certificates safety instructions control drawing Ex design Weighbridge Cable Junction Box PR 6021 68S Minebea Intec EN 53 ...

Page 56: ...Weighbridge Cable Junction Box PR 6021 68S 8 Certificates safety instructions control drawing Ex design EN 54 Minebea Intec ...

Page 57: ...8 Certificates safety instructions control drawing Ex design Weighbridge Cable Junction Box PR 6021 68S Minebea Intec EN 55 ...

Page 58: ...Weighbridge Cable Junction Box PR 6021 68S 8 Certificates safety instructions control drawing Ex design EN 56 Minebea Intec ...

Page 59: ...8 10 36931 721 07 8 Certificates safety instructions control drawing Ex design Weighbridge Cable Junction Box PR 6021 68S Minebea Intec EN 57 ...

Page 60: ...Weighbridge Cable Junction Box PR 6021 68S 8 Certificates safety instructions control drawing Ex design EN 58 Minebea Intec ...

Page 61: ...8 Certificates safety instructions control drawing Ex design Weighbridge Cable Junction Box PR 6021 68S Minebea Intec EN 59 ...

Page 62: ...Weighbridge Cable Junction Box PR 6021 68S 8 Certificates safety instructions control drawing Ex design EN 60 Minebea Intec ...

Page 63: ...8 11 36931 750 01 8 Certificates safety instructions control drawing Ex design Weighbridge Cable Junction Box PR 6021 68S Minebea Intec EN 61 ...

Page 64: ...Weighbridge Cable Junction Box PR 6021 68S 8 Certificates safety instructions control drawing Ex design EN 62 Minebea Intec ...

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Page 66: ...Published by Minebea Intec GmbH Meiendorfer Strasse 205 A 22145 Hamburg Germany Phone 49 40 67960 303 Email info minebea intec com www minebea intec com ...

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