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Model RLC
Technical contact in Americas: lc.usa@vishaypg.com;
Europe: lc.eur@vishaypg.com; Asia: lc.asia@vishaypg.com
Document No.: 11839
Revision: 04-Jun-2012
Ring Torsion Load Cell
FEATURES
•	Capacity range: 250 kg to 60 ton
•	Low profile, stainless steel construction
•	Hermetically sealed, IP66 and IP68
•	Meets OIML R-60 and NTEP 6000d
•	Outputs are matched to ensure easy and accurate
parallel connection of multiple load cells
•	Optional
❍❍ ATEX certified versions are available for use in
potentially explosive atmospheres
❍❍ Multi-interval and multiple-range versions are available
APPLICATIONS
•	Platform scales
•	Belt scales
•	Silo hopper weighing
DESCRIPTION
The RLC is a low profile, high performance stainless steel
ring torsion type load cell.
The fully welded constuction and glass-to-metal cable-
entry ensure that this product can be used successfully in
harsh environments found in the food, chemical and allied
process industries.
This product is suitable for small and medium platform
scales, hoppers and process weighing.
This product meets the stringent Weights and Measures
requirements throughout Europe and USA.
OUTLINE DIMENSIONS in millimeters
D
E
A
C
B
G
F
K
H
I J
50°
ØD
Ø6.5
40
Earth Screw M6
for height see Dim A
ØC
7
A
B
R
Ø18
CAPACITY (T) 0.25, 0.5, 1 2, 3.5, 5 10
Cable specifications
Cable length: 3m for 0.25–1T,
5m for 3–10T, 10m for 28T,
15m for 60T
Excitation + Pink
Excitation – Grey
Output + Brown
Output – White
Cable screen is connected to load
cell body. For capacities 28 and 60
ton cable screen is not connected
to body.
CAPACITY (T) 28 60
A 1.0 6.0 - A 21 28
B 15.0 20.0 14.8 B 46 62
C 25.0 30.0 35.0 C 35.9 47.9
D 9.5 8.5 10.0 D 120 140
E M10 15 H7 Ø24.9 R 400 600
F Ø19 Ø19 Ø29.1
G Ø25 Ø25
H M6 (3X120°) 8 Deep
I Ø70 Ø70 Ø83
J Ø80 Ø80 Ø95
K 97.5 97.5 112.5
Ring Torsion Load Cell
Document No.: 11839
Revision: 04-Jun-2012
Model RLC
Revere
www.vpgtransducers.com
2
Model RLC
Technical contact in Americas: lc.usa@vishaypg.com;
Europe: lc.eur@vishaypg.com; Asia: lc.asia@vishaypg.com
Document No.: 11839
Revision: 04-Jun-2012
Ring Torsion Load Cell
SPECIFICATIONS
PARAMETER VALUE UNIT
Standard capacities (Emax) 0.25, 0.5, 1, 2, 3.5, 5, 10, 28, 60 ton
Accuracy class according to OIML NTEP IIIL D3 C3(3)
C6(2)
Maximum no. of verfication intervals (nlc) 10000 3000 6000
Minimum verification interval Emax/10000 Emax/15000
Minimum verification interval type MR Emax/20000(1)
Emax/28000
Rated output (=S) 2 (1.75 for 0.25T, 2.05 for 10T) mV/V
Output accuracy for multiple LC systems 0.01 ±% mV/V
Zero balance 1.0 ±% FSO
Combined error 0.0200 0.0300 0.0230 0.0115 ±% FSO
Creep error (30 minutes) 0.0245 0.0123 ±% FSO
Temperature effect on zero (0.0010) (0.0010) 0.0070 0.0045 ±% FSO/5°C (/°F)
Temperature effect on sensitivity (output) (0.0008) (0.0008) 0.0050 0.0025 ±% FSO/5°C (/°F)
Minimum dead load 0 % Emax
Maximum safe overload 150 % Emax
Ultimate overload 300 % Emax
Maximum safe side load 100% up to 10 ton 50% for 28 & 60 ton % Emax
Deflection at Emax 0.12–0.20 mm
Excitation voltage 5 to 15 V
Maximum excitation voltage 30 V
Input resistance
1110±50 (1100±50 for 0.25T and 10T)
1075±100 for 28T
1350±100 for 60T
Ω
Output resistance
1025±25 (1025±50 for 0.25T and 10T)
930±0.5 for 28T
1175±0.5 for 60T
Ω
Insulation resistance ≥5000 (20 for 28 and 60T) MΩ
Compensated temperature range -10 to +40 °C
Operating temperature range -30 to +70 °C
Storage temperature range -50 to +80 °C
Element material (DIN) Stainless steel 1.4542
Sealing (DIN 40.050 / EN60.529) IP66 and IP68
Recommended torque on fixation bolts 12 to 14 N*m
ATEX opt. for potent. explosive atmospheres II2G EEx ib IIC T4/T6, II2D, IIID T70 II3G nA II T4/T6
(1)
	 Capacities of 28 and 60 ton Emax/15,000 approved to OIML C3 only
(2)
	 250 kg and 10 ton capacities are approved to OIML C3 only. Maximum application range for 0.5T is 0.75*Emax.
(3)
	 The following accuracy classes are available (from 0.5T to 10T): C3MI6 and C3MI7.5. Minimum dead load output return is
½ Emax/6000 and ½ Emax /7500 respectively
FSO—Full Scale Output
All specifications subject to change without notice.
Vishay Precision Group, Inc.
www.vpgsensors.com
1
Legal Disclaimer Notice
Document No.: 63999
Revision: 15-Jul-2014
Disclaimer
ALL PRODUCTS, PRODUCT SPECIFICATIONS AND DATA ARE SUBJECT TO CHANGE WITHOUT NOTICE.
Vishay Precision Group, Inc., its affiliates, agents, and employees, and all persons acting on its or their behalf
(collectively, “VPG”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained herein or in
any other disclosure relating to any product.
The product specifications do not expand or otherwise modify VPG’s terms and conditions of purchase, including but
not limited to, the warranty expressed therein.
VPG makes no warranty, representation or guarantee other than as set forth in the terms and conditions of purchase.
To the maximum extent permitted by applicable law, VPG disclaims (i) any and all liability arising out of the
application or use of any product, (ii) any and all liability, including without limitation special, consequential or
incidental damages, and (iii) any and all implied warranties, including warranties of fitness for particular purpose,
non-infringement and merchantability.
Information provided in datasheets and/or specifications may vary from actual results in different applications and
performance may vary over time. Statements regarding the suitability of products for certain types of applications
are based on VPG’s knowledge of typical requirements that are often placed on VPG products. It is the customer’s
responsibility to validate that a particular product with the properties described in the product specification is suitable for
use in a particular application. You should ensure you have the current version of the relevant information by contacting
VPG prior to performing installation or use of the product, such as on our website at vpgsensors.com.
No license, express, implied, or otherwise, to any intellectual property rights is granted by this document, or by any
conduct of VPG.
The products shown herein are not designed for use in life-saving or life-sustaining applications unless otherwise
expressly indicated. Customers using or selling VPG products not expressly indicated for use in such applications do
so entirely at their own risk and agree to fully indemnify VPG for any damages arising or resulting from such use or sale.
Please contact authorized VPG personnel to obtain written terms and conditions regarding products designed for such
applications.
Product names and markings noted herein may be trademarks of their respective owners.
Copyright Vishay Precision Group, Inc., 2014. All rights reserved.
Disclaimer
Legal Disclaimer Notice

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RLC

  • 1. Revere www.vpgtransducers.com 1 Model RLC Technical contact in Americas: lc.usa@vishaypg.com; Europe: lc.eur@vishaypg.com; Asia: lc.asia@vishaypg.com Document No.: 11839 Revision: 04-Jun-2012 Ring Torsion Load Cell FEATURES • Capacity range: 250 kg to 60 ton • Low profile, stainless steel construction • Hermetically sealed, IP66 and IP68 • Meets OIML R-60 and NTEP 6000d • Outputs are matched to ensure easy and accurate parallel connection of multiple load cells • Optional ❍❍ ATEX certified versions are available for use in potentially explosive atmospheres ❍❍ Multi-interval and multiple-range versions are available APPLICATIONS • Platform scales • Belt scales • Silo hopper weighing DESCRIPTION The RLC is a low profile, high performance stainless steel ring torsion type load cell. The fully welded constuction and glass-to-metal cable- entry ensure that this product can be used successfully in harsh environments found in the food, chemical and allied process industries. This product is suitable for small and medium platform scales, hoppers and process weighing. This product meets the stringent Weights and Measures requirements throughout Europe and USA. OUTLINE DIMENSIONS in millimeters D E A C B G F K H I J 50° ØD Ø6.5 40 Earth Screw M6 for height see Dim A ØC 7 A B R Ø18 CAPACITY (T) 0.25, 0.5, 1 2, 3.5, 5 10 Cable specifications Cable length: 3m for 0.25–1T, 5m for 3–10T, 10m for 28T, 15m for 60T Excitation + Pink Excitation – Grey Output + Brown Output – White Cable screen is connected to load cell body. For capacities 28 and 60 ton cable screen is not connected to body. CAPACITY (T) 28 60 A 1.0 6.0 - A 21 28 B 15.0 20.0 14.8 B 46 62 C 25.0 30.0 35.0 C 35.9 47.9 D 9.5 8.5 10.0 D 120 140 E M10 15 H7 Ø24.9 R 400 600 F Ø19 Ø19 Ø29.1 G Ø25 Ø25 H M6 (3X120°) 8 Deep I Ø70 Ø70 Ø83 J Ø80 Ø80 Ø95 K 97.5 97.5 112.5 Ring Torsion Load Cell Document No.: 11839 Revision: 04-Jun-2012 Model RLC
  • 2. Revere www.vpgtransducers.com 2 Model RLC Technical contact in Americas: lc.usa@vishaypg.com; Europe: lc.eur@vishaypg.com; Asia: lc.asia@vishaypg.com Document No.: 11839 Revision: 04-Jun-2012 Ring Torsion Load Cell SPECIFICATIONS PARAMETER VALUE UNIT Standard capacities (Emax) 0.25, 0.5, 1, 2, 3.5, 5, 10, 28, 60 ton Accuracy class according to OIML NTEP IIIL D3 C3(3) C6(2) Maximum no. of verfication intervals (nlc) 10000 3000 6000 Minimum verification interval Emax/10000 Emax/15000 Minimum verification interval type MR Emax/20000(1) Emax/28000 Rated output (=S) 2 (1.75 for 0.25T, 2.05 for 10T) mV/V Output accuracy for multiple LC systems 0.01 ±% mV/V Zero balance 1.0 ±% FSO Combined error 0.0200 0.0300 0.0230 0.0115 ±% FSO Creep error (30 minutes) 0.0245 0.0123 ±% FSO Temperature effect on zero (0.0010) (0.0010) 0.0070 0.0045 ±% FSO/5°C (/°F) Temperature effect on sensitivity (output) (0.0008) (0.0008) 0.0050 0.0025 ±% FSO/5°C (/°F) Minimum dead load 0 % Emax Maximum safe overload 150 % Emax Ultimate overload 300 % Emax Maximum safe side load 100% up to 10 ton 50% for 28 & 60 ton % Emax Deflection at Emax 0.12–0.20 mm Excitation voltage 5 to 15 V Maximum excitation voltage 30 V Input resistance 1110±50 (1100±50 for 0.25T and 10T) 1075±100 for 28T 1350±100 for 60T Ω Output resistance 1025±25 (1025±50 for 0.25T and 10T) 930±0.5 for 28T 1175±0.5 for 60T Ω Insulation resistance ≥5000 (20 for 28 and 60T) MΩ Compensated temperature range -10 to +40 °C Operating temperature range -30 to +70 °C Storage temperature range -50 to +80 °C Element material (DIN) Stainless steel 1.4542 Sealing (DIN 40.050 / EN60.529) IP66 and IP68 Recommended torque on fixation bolts 12 to 14 N*m ATEX opt. for potent. explosive atmospheres II2G EEx ib IIC T4/T6, II2D, IIID T70 II3G nA II T4/T6 (1) Capacities of 28 and 60 ton Emax/15,000 approved to OIML C3 only (2) 250 kg and 10 ton capacities are approved to OIML C3 only. Maximum application range for 0.5T is 0.75*Emax. (3) The following accuracy classes are available (from 0.5T to 10T): C3MI6 and C3MI7.5. Minimum dead load output return is ½ Emax/6000 and ½ Emax /7500 respectively FSO—Full Scale Output All specifications subject to change without notice.
  • 3. Vishay Precision Group, Inc. www.vpgsensors.com 1 Legal Disclaimer Notice Document No.: 63999 Revision: 15-Jul-2014 Disclaimer ALL PRODUCTS, PRODUCT SPECIFICATIONS AND DATA ARE SUBJECT TO CHANGE WITHOUT NOTICE. Vishay Precision Group, Inc., its affiliates, agents, and employees, and all persons acting on its or their behalf (collectively, “VPG”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained herein or in any other disclosure relating to any product. The product specifications do not expand or otherwise modify VPG’s terms and conditions of purchase, including but not limited to, the warranty expressed therein. VPG makes no warranty, representation or guarantee other than as set forth in the terms and conditions of purchase. To the maximum extent permitted by applicable law, VPG disclaims (i) any and all liability arising out of the application or use of any product, (ii) any and all liability, including without limitation special, consequential or incidental damages, and (iii) any and all implied warranties, including warranties of fitness for particular purpose, non-infringement and merchantability. Information provided in datasheets and/or specifications may vary from actual results in different applications and performance may vary over time. Statements regarding the suitability of products for certain types of applications are based on VPG’s knowledge of typical requirements that are often placed on VPG products. It is the customer’s responsibility to validate that a particular product with the properties described in the product specification is suitable for use in a particular application. You should ensure you have the current version of the relevant information by contacting VPG prior to performing installation or use of the product, such as on our website at vpgsensors.com. No license, express, implied, or otherwise, to any intellectual property rights is granted by this document, or by any conduct of VPG. The products shown herein are not designed for use in life-saving or life-sustaining applications unless otherwise expressly indicated. Customers using or selling VPG products not expressly indicated for use in such applications do so entirely at their own risk and agree to fully indemnify VPG for any damages arising or resulting from such use or sale. Please contact authorized VPG personnel to obtain written terms and conditions regarding products designed for such applications. Product names and markings noted herein may be trademarks of their respective owners. Copyright Vishay Precision Group, Inc., 2014. All rights reserved. Disclaimer Legal Disclaimer Notice