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Minebea Intec PR 6021/08 Installation Manual

Weighbridge cable junction box
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Installation Manual
Weighbridge Cable Junction Box PR 6021/08
Translation of the Original Installation Manual
9499 053 10800
Edition 4.0.0
03/14/2022
Minebea Intec GmbH, Meiendorfer Str. 205 A, 22145 Hamburg, Germany
Phone: +49.40.67960.303 Fax: +49.40.67960.383

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  • Page 1 Installation Manual Weighbridge Cable Junction Box PR 6021/08 Translation of the Original Installation Manual 9499 053 10800 Edition 4.0.0 03/14/2022 Minebea Intec GmbH, Meiendorfer Str. 205 A, 22145 Hamburg, Germany Phone: +49.40.67960.303 Fax: +49.40.67960.383...
  • Page 2 Any information in this document is subject to change without notice and does not represent a commitment on the part of Minebea Intec unless legally prescribed. This product should only be operated/installed by trained and qualified 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.

  • Page 3: Table Of Contents

    Weighbridge Cable Junction Box PR 6021/08 Table of contents Table of contents Introduction............................3 Read the manual................................. 3 This is what operating instructions look like ......................3 This is what lists look like............................3 This is what menu items and softkeys look like..................... 3 This is what the safety instructions look like......................
  • Page 4 Weighbridge Cable Junction Box PR 6021/08 Table of contents Cleaning ..................................21 Disposal ............................. 22 Certificates ............................23 MEU17053..................................24 EN-2 Minebea Intec...

  • Page 5: Introduction

    1 Introduction Weighbridge Cable Junction Box PR 6021/08 Introduction Read the manual Please read this manual carefully and completely before using the product. This manual is part of the product. Keep it in a safe and easily accessible location. This is what operating instructions look like 1.

  • Page 6: Hotline

    Weighbridge Cable Junction Box PR 6021/08 1 Introduction NOTICE Warning of damage to property and/or the environment. NOTICE indicates that damage to property and/or the environment may occur if appropriate safety measures are not observed. Take the corresponding safety precautions.

  • Page 7: Safety Instructions

    2 Safety instructions Weighbridge Cable Junction Box PR 6021/08 Safety instructions General notes CAUTION Warning of personal injury. The product was in perfect condition with regard to safety features when it left the factory. To maintain this condition and to ensure safe operation, the user must follow the instructions and observe the warnings in this manual.

  • Page 8: Initial Inspection

    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 repair, please include a precise and complete description of the problem.

  • Page 9: Specifications

    3 Specifications Weighbridge Cable Junction Box PR 6021/08 Specifications Equipment supplied Description Cover Box incl. electronics Sealing ring for M25 (2×) Cable gland M25 (2×) 4-seal insert M25 (2×) Locking pin 6 mm (7×) Reduction sealing ring M20 (for ≤8 mm)

  • Page 10: Technical Data

    Weighbridge Cable Junction Box PR 6021/08 3 Specifications Description Jumpers for corner correction resistors The following items are not shown: Drilling template Quick guide Technical Data Protection classes in compliance with IEC 529 or DIN EN 60529 IP66/IP67: Dust-proof and leak-proof against water, with harmful effects when immersed, (1 m water depth, 30 minutes).

  • Page 11: Electromagnetic Compatibility (Emc)

    3 Specifications Weighbridge Cable Junction Box PR 6021/08 Electromagnetic Compatibility (EMC) All data in compliance EN 61326 industrial section Housing High frequency electromagnetic fields EN 61000-4-3 10 V/m (80…3000 MHz) Electrostatic discharge (ESD) EN 61000-4-2 6/8 kV Signal and control...

  • Page 12: Dimensions

    Weighbridge Cable Junction Box PR 6021/08 3 Specifications Dimensions all dimensions in mm EN-10 Minebea Intec...

  • Page 13: Installation And Connection Information

    4 Installation and connection information Weighbridge Cable Junction Box PR 6021/08 4 Installation and connection information General information Only use the cable glands provided by the manufacturer. Install the junction box so that the cable glands are on the bottom.
  • Page 14 Weighbridge Cable Junction Box PR 6021/08 4 Installation and connection information SIGNAL - gray Terminal contacts - measuring voltage (load cells) Terminal contact - measuring voltage (connection cable) SUPPLY + Terminal contacts + supply voltage (load cells) Terminal contact + supply voltage (connection cable) Terminal contact + sense (connection cable –...

  • Page 15: Cable Gland

    4 Installation and connection information Weighbridge Cable Junction Box PR 6021/08 Cable gland The cable glands each have one sealing ring. The M20 cable gland can be fitted with a reduction sealing ring if cables ≤8 mm are used (see Chapter 4.5).

  • Page 16: Fitting The Reduction Sealing Ring/4-Seal Insert

    Weighbridge Cable Junction Box PR 6021/08 4 Installation and connection information Note: It is essential that the following tightening torques are observed: M20: 4 Nm M25: 6 Nm 4. Screw the cap nut (1) onto the cable gland and tighten slightly.

  • Page 17: Cable Connections

    5 Cable connections Weighbridge Cable Junction Box PR 6021/08 Cable connections General information Cable entry must be from below. Fit the wires and screen of the connection cable with wire end ferrules as per DIN 46228-1: 0.5 mm for green, gray, black, and white 0.75 mm...
  • Page 18 Weighbridge Cable Junction Box PR 6021/08 5 Cable connections Connection example: load cells with 4-wire cable EN-16 Minebea Intec...
  • Page 19 5 Cable connections Weighbridge Cable Junction Box PR 6021/08 Connection example: load cells with 6-wire cable Minebea Intec EN-17...

  • Page 20: Equipotential Bonding Conductor

    Weighbridge Cable Junction Box PR 6021/08 5 Cable connections Equipotential bonding conductor NOTICE It is especially important that the ground is connected correctly to the components and the cable junction box. You must also ground the device separately and ensure the power supply is properly shielded against the effects of lightning.

  • Page 21: Electronic Corner Correction

    Electronic corner correction 5.5.1 General information Minebea Intec load cells are produced according to high quality standards and have precisely adjusted output values. Nonetheless, mechanical imbalances can cause impermissible corner load errors to arise, which will need to be offset by soldering in resistors.
  • Page 22 Weighbridge Cable Junction Box PR 6021/08 5 Cable connections The following steps are necessary to minimize corner load errors: 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).

  • Page 23: Maintenance/Repairs/Soldering Work/Cleaning

    Repairs 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 repair, please include a precise and complete description of the problem.

  • Page 24: Disposal

    Weighbridge Cable Junction Box PR 6021/08 7 Disposal Disposal Our products and their packaging should not be disposed of in municipal waste (e.g. garbage can for recyclable packaging, garbage can for paper packaging, etc.). They can either be recycled by the customer themselves, providing this complies with requirements set out by electrical or electronic waste or packaging waste laws, or sent back to Minebea Intec at a charge.

  • Page 25: Certificates

    8 Certificates Weighbridge Cable Junction Box PR 6021/08 Certificates Ser. no. Description Document no. see Chapter EU-Declaration of Conformity MEU17053 Minebea Intec EN-23...

  • Page 26: Meu17053

    Weighbridge Cable Junction Box PR 6021/08 8 Certificates MEU17053 EN-24 Minebea Intec...
  • Page 27 8 Certificates Weighbridge Cable Junction Box PR 6021/08 Minebea Intec EN-25...
  • Page 28 Weighbridge Cable Junction Box PR 6021/08 8 Certificates EN-26 Minebea Intec...
  • Page 29 8 Certificates Weighbridge Cable Junction Box PR 6021/08 Minebea Intec EN-27...
  • Page 30 Weighbridge Cable Junction Box PR 6021/08 8 Certificates EN-28 Minebea Intec...
  • Page 31 8 Certificates Weighbridge Cable Junction Box PR 6021/08 Minebea Intec EN-29...
  • Page 32 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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