Minebea Intec LC Nito PR 77 Installation Manual

Bending beam load cell

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Installation Manual

Bending beam load cell LC Nito PR 77

Translation of the Original Installation Manual

9499 053 07700

Edition 1.3.0

06/26/2023

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 Bending beam load cell LC Nito PR 77 Translation of the Original Installation Manual 9499 053 07700 Edition 1.3.0 06/26/2023 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
Bending beam load cell LC Nito PR 77 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 Bending beam load cell LC Nito PR 77 Table of contents TC11032 ..................................30 BVS 21 ATEX E 023X ..............................33 IECEx BVS 21.0024X..............................41 EN-2 Minebea Intec...
Page 5: Introduction
1 Introduction Bending beam load cell LC Nito PR 77 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.
Page 6: Hotline
Bending beam load cell LC Nito PR 77 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
If there are grounds for rejection of the goods, a claim must be filed with the carrier immediately. The Minebea Intec sales or service organization must also be notified. Before operational startup NOTICE Perform visual inspection.
Page 8: Specifications
Bending beam load cell LC Nito PR 77 3 Specifications Specifications Equipment supplied with the load cell Description Load cell Quick guide Calibration Certificate Only with Ex-load cells: Safety information for PR xx series General information Material Stainless steel Protection classes...
Page 9: Possible Marking Of The Load Cell For The Ex Area
3 Specifications Bending beam load cell LC Nito PR 77 Possible marking of the load cell for the Ex area Zone Marking Certificate no. 0 and 1 II 1G Ex ia IIC T6/T4 Ga BVS 21 ATEX E 023 X only PR 7x/..E...
Page 10: Dimensions
Bending beam load cell LC Nito PR 77 3 Specifications Dimensions all dimensions in mm Ordering information Model Max. capacity E Typ OIML/ Typ OIML/ Type Ex NTEP III 5000 M, NTEP III 10000 M, IIIL 10000 M, IIIL 10000 M,...
Page 11: Technical Data
3 Specifications Bending beam load cell LC Nito PR 77 Technical data Designation Description Abbr. C3MR Unit Accuracy class 0.02 0.012 Minimum dead lowest limit of specified measuring ran- load Maximum capacity highest limit of specified measuring see Chapter range...
Page 12 Bending beam load cell LC Nito PR 77 3 Specifications Designation Description Abbr. C3MR Unit Nominal ambient to hold the specified performance -10…+40 °C temp. range Usable ambient permissible for continuous operation -40…+80 °C temp. range without damage Storage tempera- without electrical and mechanical stress B -40…+80...
Page 13 3 Specifications Bending beam load cell LC Nito PR 77 Accuracy classes and min. scale interval of the load cells v for PR 77/10 kg…PR 77/50 kg Type Divisions 10 kg 20 kg 50 kg Unit OIML 3000 NTEP Class III...
Page 14 Bending beam load cell LC Nito PR 77 3 Specifications Accuracy classes and min. scale interval of the load cells v for PR 77/100 kg…PR 77/500 kg Type Divisions 100 kg 200 kg 250 kg 500 kg Unit OIML 3000 16.7...
Page 15: Installation
4 Installation Bending beam load cell LC Nito PR 77 4 Installation Safety instructions NOTICE Welding or lightning strike current flowing through the cell can damage it. All electrical welding on the weighing system must be finished before mounting the load cells.
Page 16: Connection
Bending beam load cell LC Nito PR 77 5 Connection Connection General information Protect the cable ends against contamination. Moisture must not get into the open end of the cable. Keep the load cell cables away from power cables. The distance between measurement cables and power cables and/or components under high voltage should be at least 1 m (reference value).
Page 17: Load Cell
5 Connection Bending beam load cell LC Nito PR 77 Load cell Color code black blue green gray white + supply/LC in + supply voltage/+ load cell input + sense + sense - meas./LC out - measuring voltage /- load cell output...
Page 18: Cable Gland
Bending beam load cell LC Nito PR 77 5 Connection Cable gland The cable gland is screwed to the load cell. Screw the metal sleeve (1) into the load cell and fasten with a tightening torque of 3 Nm. 2. Screw the nut (2) into the metal sleeve and fasten with a tightening torque of 3 Nm.
Page 19: Maintenance/Repairs/Cleaning
6 Maintenance/repairs/cleaning Bending beam load cell LC Nito PR 77 Maintenance/repairs/cleaning Maintenance The load cells PR 77 are maintenance-free. Load cell grease must be applied to the load cell mounting parts. The load cell can be extensively sprayed with off-shore all-weather protection spray in aggressive environments.
Page 20: Disposal
Bending beam load cell LC Nito PR 77 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 21: Certificates
8 Certificates Bending beam load cell LC Nito PR 77 Certificates Ser. no. Description Document no. see Chapter EU-Declaration of Conformity CE-00054 Certificate of Conformance (NTEP) 17-084 Certificate of Approval (NTEP-New York) 10057 OIML Certificate of Conformity (NMi) R60/2000-A-NL1-18.29 Parts Certificate/Test Certificate (NMi)
Page 22 Bending beam load cell LC Nito PR 77 8 Certificates CE-00054 EN-20 Minebea Intec...
Page 23 8 Certificates Bending beam load cell LC Nito PR 77 Minebea Intec EN-21...
Page 24 Bending beam load cell LC Nito PR 77 8 Certificates EN-22 Minebea Intec...
Page 25 8 Certificates Bending beam load cell LC Nito PR 77 Minebea Intec EN-23...
Page 26 Bending beam load cell LC Nito PR 77 8 Certificates EN-24 Minebea Intec...
Page 27 8 Certificates Bending beam load cell LC Nito PR 77 17-084 Minebea Intec EN-25...
Page 28 Bending beam load cell LC Nito PR 77 8 Certificates EN-26 Minebea Intec...
Page 29 8 Certificates Bending beam load cell LC Nito PR 77 10057 Minebea Intec EN-27...
Page 30: R60/2000-A-Nl1-18.29
Bending beam load cell LC Nito PR 77 8 Certificates R60/2000-A-NL1-18.29 EN-28 Minebea Intec...
Page 31 8 Certificates Bending beam load cell LC Nito PR 77 Minebea Intec EN-29...
Page 32 Bending beam load cell LC Nito PR 77 8 Certificates TC11032 EN-30 Minebea Intec...
Page 33 8 Certificates Bending beam load cell LC Nito PR 77 Minebea Intec EN-31...
Page 34 Bending beam load cell LC Nito PR 77 8 Certificates EN-32 Minebea Intec...
Page 35 8 Certificates Bending beam load cell LC Nito PR 77 BVS 21 ATEX E 023X Minebea Intec EN-33...
Page 36 Bending beam load cell LC Nito PR 77 8 Certificates EN-34 Minebea Intec...
Page 37 8 Certificates Bending beam load cell LC Nito PR 77 Minebea Intec EN-35...
Page 38 Bending beam load cell LC Nito PR 77 8 Certificates EN-36 Minebea Intec...
Page 39 8 Certificates Bending beam load cell LC Nito PR 77 Minebea Intec EN-37...
Page 40 Bending beam load cell LC Nito PR 77 8 Certificates EN-38 Minebea Intec...
Page 41 8 Certificates Bending beam load cell LC Nito PR 77 Minebea Intec EN-39...
Page 42 Bending beam load cell LC Nito PR 77 8 Certificates EN-40 Minebea Intec...
Page 43 8 Certificates Bending beam load cell LC Nito PR 77 IECEx BVS 21.0024X Minebea Intec EN-41...
Page 44 Bending beam load cell LC Nito PR 77 8 Certificates EN-42 Minebea Intec...
Page 45 8 Certificates Bending beam load cell LC Nito PR 77 Minebea Intec EN-43...
Page 46 Bending beam load cell LC Nito PR 77 8 Certificates EN-44 Minebea Intec...
Page 47 8 Certificates Bending beam load cell LC Nito PR 77 Minebea Intec EN-45...
Page 48 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...