background image

Designation

Description

Abbr. D1

C3

C6

Unit

Storage temperature

range

without electrical and mechani-

cal stress

B

Ti

-40…+95

°C

Vibration resistance

resistance against oscillations

(IEC 60068-2-6-Fc)

20 g, 100 h, 10…150 Hz

Barometric pressure

inluence

inluence of barometric pressu-

re on output

PK

Smin

≤0.005

≤0.0025 ≤0.0025 % C

n

/kPa

Nominal delection

elastic deformation under maxi-

mum capacity

S

nom

<0.3

mm

Deinitions acc. to VDI/VDE 2637
The technical data given are intended solely as a product description and should not be

interpreted as guaranteed properties in the legal sense.

NTEP: min. scale interval of the load cells v

min

for PR 6246/12…PR 6246/52

Type

Divisions

n

max

100 kg

200 kg

300 kg

500 kg

Unit

D1/D1E

2000

20

40

60

100

g

C3/C3E

5000

14.3

21

36

g

Class III

multiple

C6/C6E

8000

10

15

25

g

D1/D1E

5000

6.7

13.3

20

33

g

C3/C3E

10000

5

7.1

12

g

Class III L

multiple

C6/C6E

10000

3

5

8

g

NTEP: min. scale interval of the load cells v

min

for PR 6246/13…PR 6246/33

Type

Divisions

n

max

1 t

2 t

3 t

Unit

D1/D1E

2000

200

400

600

g

C3/C3E

5000

71

143

214

g

Class III multi-

ple

C6/C6E

8000

50

100

150

g

D1/D1E

5000

67

133

200

g

C3/C3E

10000

24

48

71

g

Class III L mul-

tiple

C6/C6E

10000

17

33

50

g

Tension Load Cell S-Type PR 6246

4 Speciications

EN-12

Minebea Intec

Summary of Contents for PR 6246 Series

Page 1: ...pe PR 6246 Installation Manual Translation of the Original Installation Manual 9499 053 31900 Edition 1 7 0 04 24 2020 Minebea Intec GmbH Meiendorfer Str 205 A 22145 Hamburg Germany Phone 49 40 67960 303 Fax 49 40 67960 383 ...

Page 2: ...liied 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: ...acity 7 4 Speciications 8 4 1 Equipment supplied with the load cell 8 4 2 General information 8 4 3 Possible marking of the load cell for the Ex area 9 4 4 Dimensions 10 4 5 Ordering information 10 4 6 Technical data 10 5 Installation 13 5 1 Safety instructions 13 5 2 Threaded bar suspension 14 5 3 Mounting hole 15 5 3 1 Maximum screw installation depth in the threaded hole and tightening torques ...

Page 4: ... of the load cell 21 8 3 4 Checking the insulation impedance of the connecting cable 21 9 Maintenance repairs cleaning 22 9 1 Maintenance 22 9 2 Repairs 22 9 3 Cleaning 22 10 Disposal 23 11 Spare parts and accessories 24 11 1 Replacement parts 24 11 2 Accessories 24 11 2 1 Mounting kits 24 11 2 2 Connecting cables 24 11 2 3 Cable junction boxes 25 12 Appendix 26 12 1 Certiicates safety instruction...

Page 5: ...d when 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 approp...

Page 6: ...the environment 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 Tension Load Cell S Type PR 6246 1 Introduction EN 4 Minebea Intec ...

Page 7: ... the suspension breakage of the load cell or similar could result in injury or damage to people animals or goods additional safeguards against falling must be installed Installation and repair work must only be carried out by expert qualiied personnel The load cell relects the state of the art The manufacturer does not accept any liability for damage caused by third party system components or due ...

Page 8: ... horizontal forces and torques exceeding the permissible limits are disturbances which can generate measuring errors and in the worst case may damage the load cell If the object to be measured is constrained properly damage and measuring errors can be prevented without afecting the required space for movement in the direction of the measurement Consideration should be given to the fact that therma...

Page 9: ...hanical limiting in load direction is required Loads exceeding the safe load limit Elim of the load cell may change its characteristics or damage the load cell Loads exceeding the destructive load Ed of the load cell can led to its mechanical destruction 3 Recommendations for installation Tension Load Cell S Type PR 6246 Minebea Intec EN 7 ...

Page 10: ... material Stainless steel 1 4542 acc to DIN EN 10088 3 Protection against en vironmental inluences Hermetically sealed by welding Filled with inert gas Protection classes in compliance with EN 60529 IP68 Dust proof and leak tight against water with harmful efects when immersed 1 5 m water depth 10 000 h Explosion Suitable for explosion subgroup IIC and IIIC Protection type Intrinsic safety for PR ...

Page 11: ...TÜV 03 ATEX 2301X IECEx TUN 17 0025X all PR 6246 without E 2 II 3G Ex nA IIC T6 Gc MIN16ATEX001X all PR 6246 without E 22 II 3D Ex tc IIIC T85 C Dc MIN16ATEX001X all PR 6246 without E IS CL I II III DIV 1 GP A B C D E F G Entity 4012 101 5688 NI CL I II III DIV 2 GP A B C D E F G 4012 101 5688 NIFW T4A Ta 40 C to 70 C T5 Ta 40 C to 55 C FM17US0276 all PR 6246 without E IS CL I II III DIV 1 GP A B ...

Page 12: ...C3 C3E C6 C6E PR 6246 13 1 t D1 D1E C3 C3E C6 C6E PR 6246 23 2 t D1 D1E C3 C3E C6 C6E PR 6246 33 3 t D1 D1E C3 C3E C6 C6E 4 6 Technical data Designation Description Abbr D1 C3 C6 Unit Accuracy class 0 04 0 015 0 008 Emax Minimum dead load lowest limit of speciied measu ring range Emin 0 Emax Maximum capacity highest limit of speciied mea suring range Emax See Chapter 4 5 Safe load limit maximum lo...

Page 13: ...sis max diference in LC output between loading and unloading dhy 0 04 0 015 0 008 Cn Temperature efect on Smin max change of Smin per 10 K in ambient temperature range TKSmin 0 028 0 01 0 007 Cn 10 K Temperature efect on C max change of C per 10 K in ambient temperature range TKC 0 03 0 01 0 005 Cn 10 K Input impedance between supply terminals RLC 650 6 Ω Output impedance between measuring termina...

Page 14: ...s guaranteed properties in the legal sense NTEP min scale interval of the load cells vmin for PR 6246 12 PR 6246 52 Type Divisions nmax 100 kg 200 kg 300 kg 500 kg Unit D1 D1E 2000 20 40 60 100 g C3 C3E 5000 14 3 21 36 g Class III multiple C6 C6E 8000 10 15 25 g D1 D1E 5000 6 7 13 3 20 33 g C3 C3E 10000 5 7 1 12 g Class III L multiple C6 C6E 10000 3 5 8 g NTEP min scale interval of the load cells ...

Page 15: ... following must be observed during installation Do not lift or transport the load cell by pulling on the cable Avoid shock stress falling down hard shocks The load cell must be installed so that its axis is vertical Load forces must act in the measuring direction of the load cell The load cell must be suspended as follows during installation NOTICE Changes of temperature 15 K h may inluence the me...

Page 16: ...s or threaded bars of strength class 5 8 their material strength must not be lower than the core diameter of the thread For this purpose the simplest version requires the following components 1 threaded bar 3 3 nut 4 2 Spring 5 To avoid transversal forces it is recommended to use rounded washers 1 and conical seats 2 see Chapter 11 1 Emax 100 500 kg Emax 1 3 t Rounded washer 1 DIN 6319 C13 DIN 631...

Page 17: ...ening torque 100 300 kg 11 0 mm 60 Nm 500 kg 9 5 mm 60 Nm 1 t 2 t 24 0 mm 320 Nm 3 t 22 5 mm 320 Nm 5 3 2 Tightening the lock nuts NOTICE Wrong placement of the screw wrench will destroy the weigh cell Never put the weigh cell in a vice Only place the screw wrench as depicted below 5 Installation Tension Load Cell S Type PR 6246 Minebea Intec EN 15 ...

Page 18: ...ing to the regulations for installation in the explosion prone area 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 We recommend laying the load cell cables in separate cable trays or armored steel pipes Power cables should be crossed at right angles while taking in...

Page 19: ... relief with Kevlar thread ensure extremely long service life even under diicult operating conditions However despite the robust nature of the materials used the cable should be protected from excessive chemical and mechanical stresses Preventing water from penetrating the end of the cable is also important life insurance for the system 6 3 Cable connections Note All components are only shown sche...

Page 20: ...Tension Load Cell S Type PR 6246 6 Connection EN 18 Minebea Intec ...

Page 21: ...d in the indicator under LC output impedance By performing these steps a logical and highly accurate reading typically better than 0 1 is generated before the scale is even loaded for the irst time 7 3 Mechanical height adaptation To distribute the load over the load cells as evenly as possible height adaptation is required in systems with more than 3 load cells prior to calibration Procedure 1 Pl...

Page 22: ...ections have secure contact Connecting cables Is the sheath damaged Has moisture intruded Mounting kit Are the constrainers stuck Load cell Is the adjustment chamber cover damaged Is the sheath of the load cell cable damaged Has moisture penetrated into the load cell cable 8 3 Metrological controls 8 3 1 Checking the zero output signal of the load cell Unload load cell Disconnect the load cell mea...

Page 23: ...late the load cell cores Max test voltage Standard version UDC 100 V Intrinsically safe version UAC 500 V Insulation impedance Core housing Core screen Screen housing 5000 MΩ 5000 MΩ 0 2 Ω 8 3 4 Checking the insulation impedance of the connecting cable Disconnect connecting cable from measuring instrument and load cells Insulate the cores of the connecting cable Insulation impedance Core core Core...

Page 24: ...eliable Should an electrical or mechanical defect nevertheless occur the load cell must be replaced Load cell repair is not possible 9 3 Cleaning Dirt on the load cell and movable parts of the scale must be cleaned as quickly as possible if it inluences weighing or if it is corrosive to the cell or cable material NOTICE Some cleaning agents may not be compatible with the load cell material When us...

Page 25: ...unsorted 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 th...

Page 26: ... kit PR 6046 11N 1 3 t 9405 360 46111 4 Mounting kit PR 6046 11S 1 3 t 9405 360 46112 5 Constrainer PR 6143 80 for transversal force 2 kN 9405 361 43801 6 Constrainer PR 6143 83 for transversal force 20 kN 9405 361 43831 N steel zinc plated passivated and sealed RoHS compliant S stainless steel 11 2 2 Connecting cables To connect the junction box to the weighing electronics we recommend using the ...

Page 27: ...9405 361 30344 4 PR 6130 35S 1 4301 1 4 load cells IP68 IP69 veriiable not for PR 6246 E 9405 361 30354 5 PR 6130 38S 1 4404 1 8 load cells IP68 IP69 veriiable not for PR 6246 E 9405 361 30384 6 PR 6130 64Sa 1 4301 1 4 load cells IP68 IP69 veriiable ATEX IECEx FM 9405 361 30644 7 PR 6130 65S 1 4301 1 4 load cells IP68 IP69 veriiable ATEX IECEx FM 9405 361 30654 8 PR 6130 68S 1 4404 1 8 load cells ...

Page 28: ...facturer s Certiicate MIN16ATEX001X 6 Certiicate of Conformity FM FM17CA0138 FM17US0276 7 EU Declaration of Conformity MEU17036 8 Declaration of Conformity MDC17003 9 Certiicate of Conformity TR CU 020 RU Д DE A301 B 05345 10 OIML Certiicate of Conformity NMi R60 2000 NL1 17 63 11 Test Certiicate NMi TC11180 12 Certiicate of Conformance NTEP 17 129 13 Certiicate of Approval NTEP New York 10046 14 ...

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Page 49: ...ments CAN CSA C22 2 No 213 2013 CAN C22 2 No 157 92 2012 CSA C22 2 No 1010 1 2004 CAN CSA C22 2 No 25 2009 8 If the sign X is placed after the certificate number it indicates that the equipment is subject to specific conditions of use specified in the schedule to this certificate 9 This certificate relates to the design examination and testing of the products specified herein The FM Approvals surv...

Page 50: ...e specific requirements of a wide range of weighing installations Construction The Model PR 62xx Series Load Cells are contructed of welded stainless steel hermetically sealed and filled with inert gas Ratings The Model PR 62xx Series Load Cells are rated for an operating temperature range of 40 C to 70 C Entity and Nonincendive Field Wiring parameters are as defined below PR 62a bc d e Load Cell ...

Page 51: ...ate Description 22nd July 2014 Original Issue 6th October 2017 Supplement 3 Report Reference RR210028 dated 6th October 2017 Description of the Change Company name change from Sartorius Mechatronics T H GmbH Certificate reformated 10th November 2017 Supplement 4 Report Reference RR211742 dated 10th November 2017 Description of the Change Addition of option a 03 24th October 2018 Supplement 5 Repor...

Page 52: ...s FM Class 3600 2018 FM Class 3610 2010 FM Class 3611 2004 FM Class 3810 2005 8 If the sign X is placed after the certificate number it indicates that the equipment is subject to specific conditions of use specified in the schedule to this certificate 9 This certificate relates to the design examination and testing of the products specified herein The FM Approvals surveillance audit program has fu...

Page 53: ...ontructed of welded stainless steel hermetically sealed and filled with inert gas Ratings The Model PR 62xx Series Load Cells are rated for an operating temperature range of 40 C to 70 C Entity and Nonincendive Field Wiring parameters are as defined below PR 62a bc d e Load Cell Entity Nonincendive Field Wiring Parameters Ui 25 V Ii 160 mA Pi 2 W Ci 0 µF Li 0 mH a 01 02 03 11 12 21 41 46 51 b up t...

Page 54: ... Original Issue 6th October 2017 Supplement 7 Report Reference RR210028 dated 6th October 2017 Description of the Change Company name change from Sartorius Mechatronics T H GmbH Certificate reformated 10th November 2017 Supplement 8 Report Reference RR211742 dated 10th November 2017 Description of the Change Addition of option a 03 24th October 2018 Supplement 9 Report Reference RR215447 dated 24t...

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Page 57: ...r 4 Gegenstände der Erklärung 5 Die oben beschriebenen Gegenstände der Erklärung erfüllen die einschlägigen Harmonisierungsrechtsvorschriften der Union 6 Angabe der einschlägigen harmonisierten Normen oder der anderen technischen Spezifikationen die der Konformitätserklärung zugrunde gelegt wurden 7 Die notifizierte Stelle w hat x und die für z relevante Bescheinigung y ausgestellt A Zusatzangaben...

Page 58: ...ne odnose na proizvod magyar hu italiano it δatvių kalba lt εegfelelősцgi nвilatkoгat Dichiarazione di conformità Atitikties deklaracija 1 Termékmodell termékszám kizárólag az alábbi projektszámhoz érvényes 2 A gyártó 2 1 vagy adott esetben meghatalmaгott kцpviselőjцnek 2έ2 neve цs címe 3έ Eгt a megfelelősцgi nвilatkoгatot a gвпrtя kiгпrяlagos felelőssцge mellett aНjпk kiέ 4 A nyilatkozat tárgya i...

Page 59: ... voldoet aangezien de gewijzigde eisen van de nieuwe normen geen gevolgen hebben voor het product polski pl português pt romсnă ro ϊeklaraМja гgoНnośМi Declaração de conformidade ϊeМlarație Нe Мonformitate 1έ εoНel proНuktu ή numer proНuktu ή аażnв авłąМгnie Нla projektu o numerгeμ 2 Nazwa i adres producenta 2 1 oraz jego upoаażnionego prгeНstaаiМiela 2έ2 μ 3έ σiniejsгa НeklaraМja гgoНnośМi авНana...

Page 60: ...vimi izdajami saj spremenjene zahteve novih standardov ne vplivajo na proizvod 1 Tuotemalli tuotenumero koskee vain projektinumeroa 2 Valmistajan 2 1 ja valtuutetun edustajan 2 2 nimi ja osoite 3 Tämä vaatimustenmukaisuusvakuutus on annettu valmistajan yksinomaisella vastuulla 4 Vakuutuksen kohde kohteet 5 Edellä kuvattu kuvatut vakuutuksen kohde kohteet on ovat asiaa koskevan unionin yhdenmukaist...

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Page 70: ...9 40 67960 500 Contact Juergen Stolte Email juergen stolte minebea intec com Web site www minebea intec com Standard Features and Options The specific load cell models capacities and vmin and nmax values covered by this Certificate are listed in the table on Page 2 Nominal Output 2 0 mV V Stainless Steel 4 and 6 Wire Design Minimum Dead Load 0 kg Temperature Range 10 ºC to 40 ºC 14 ºF to 104 ºF Th...

Page 71: ...erial number accuracy class and rated capacity Other pertinent information will be specified on the Calibration Certificate accompanying the cell Test Conditions A 100 kg 200 kg and a 1000 kg capacity load cell were tested by the NMi Certain B V at the Netherlands facility Testing was conducted in accordance with the OIML DoMC Mutual Acceptance Arrangement signed by the NCWM as a utilizing partici...

Page 72: ...Certificate Number 17 129 Page 3 of 3 Minebea Intec GmbH Load Cell PR 6246 Series Example of Device ...

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Page 74: ...e at the same potential of the NRTL approved apparatus ground as per installation drawings 4 of the NRTL approved apparatus 5 The Entity Concept allows interconnection of intrinsically safe apparatus with associated apparatus not specifically examined in combination as a system when the approved values of Vo and Io of the associated apparatus are less than or equal to Vi and Ii of the intrinsicall...

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Page 76: ...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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