Rice Lake BenchMark Series Installation And Service Manual
Single point bench scales
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- Installation & service manual (16 pages) ,
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Summary of Contents for Rice Lake BenchMark Series
- Page 1 BenchMark Series ® Single Point Bench Scales Installation and Service Manual 22125 Rev B...
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Page 3: Table Of Contents
Course descriptions and dates can be viewed at www.ricelake.com/training or obtained by calling 715-234-9171 and asking for the training department. © Rice Lake Weighing Systems. All rights reserved. Printed in the United States of America. Specifications subject to change without notice. - Page 4 Rice Lake continually offers web-based video training on a growing selection of product-related topics at no cost. Visit www.ricelake.com/webinars. Benchmark Series Installation & Service Manual...
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Page 5: Introduction
30 lb to 1,000 lb. This manual covers each scale series. One exciting feature of the BenchMark series is its ability to be converted into a checkweigher. By adding the neck and head from a CW-80 CheckWeigher to your BenchMark scale, the features of a checkweigher are available to you. -
Page 6: 10" X 10" And 12" X 12" Sl Models
To protect the load cell from being accidentally forced upward and damaged by improperly lifting the scale by the spider, a lift up protection screw is incorporated into the design (see Figure 1-2). Lift up Protection Screw Overload Protection Screw Figure 1-2. Lift up Protection Screw Benchmark Series Installation & Service Manual... -
Page 7: 12", 18" And 24" Models
12", 18" and 24" Models Larger models in the series use mild steel frames and stainless steel deck covers for light washdown with a damp sponge. All models are available with mild steel or optional stainless steel underbody frame construction. The standard load cell is a single point load cell. -
Page 8: Specifications
250 lb / 125 kg Table 1-2. 12" x 18" Stainless Steel Model Sizes 300 lb / 150 kg 500 lb / 250 kg 1000 lb / 500 Table 1-3. 12", 18, and 24" Model Sizes Benchmark Series Installation & Service Manual... -
Page 9: Installation
Installation Leveling Scale Remove the scale from the shipping container and place it in the desired location. Lift off the deck cover and locate the bubble level. Adjust the four corner feet until the scale is level and all feet contact the support surface so the scale does not rock. -
Page 10: Calibration
3. Perform a span calibration. 4. Remove the test weights and check the zero reading. If necessary, repeat the calibration process. See the indicator manual for the specific indicator calibration procedure. Benchmark Series Installation & Service Manual... -
Page 11: Troubleshooting Guide
Troubleshooting Guide Use the following troubleshooting tips for the Benchmark scale if necessary. Symptom Probable Cause Remedy No display Power disconnected Connect power Cable cut or disconnected Repair cable Signal leads incorrectly wired at indicator Connect according to the manual Display starts at zero Incorrect load cell cable connections Connect according to the manual... -
Page 12: Load Cell Replacement
10 x 10 - 30 Lb 1.43 12 x 12 - 30 Lb 1.43 12 x 12 - 50 Lb 1.12 12 x 12 - 100 Lb 1.16 Figure 5-2. Spring Height Table 5-1. Overload Spring Length Benchmark Series Installation & Service Manual... -
Page 13: 12", 18", And 24" Models
12", 18", and 24" Models 1. Unplug AC power from indicator and disconnect load cell cable from indicator. 2. Lift off scale top cover. Locate upper load cell screws. Depending on model of scale, there will be either two or four upper load cell screws. Unscrew and remove those load cell screws. Lift off top spider. Remove spacer plate and set it aside. -
Page 14: Load Cell Replacement Table
18 x 18, 18 x 24, 24 x 24 500 lb Load Cell, RLPCBC-60 500 kg 87025 18 x 18, 18 x 24, 24 x 24 1000 lb Load Cell, RLPCBC-60 1000 kg 87026 Table 5-2. Load Cell Replacement Parts Benchmark Series Installation & Service Manual... -
Page 15: Installing Protective Clamshells
Installing Protective Clamshells Stainless steel enclosures called clamshells are available to provide extra protection for the load cell of every BenchMark scale. All clamshells are pre-drilled for load cell screws, overload screws, and cables. Any existing load cell shims or spacers are installed inside the clamshells. 1. -
Page 16: Replacement Parts
10" x 10" and 12" x 12" SL and SL/HE Series Section BB (Enlarged) Top View of Scale with cover Section AA (Enlarged) Figure 6-1. 10 x 10 and 12 x 12 SL and SL/HE Parts Illustration Benchmark Series Installation & Service Manual... - Page 17 Item Part No. Description Qty. 14920 Screw, Overload Protection, 8 -32UNC x 1/4, SS 35128 Foot, 1/4 - 20 NC x 1 3/16 SS 14645 Jam Nut, Foot 1/4 - 20, SS 19086 Bottom Subassembly, (2 lb – 30 lb, 10 in x 10 in) 35066 Bottom Subassembly, (30 lb –...
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Page 18: 12" X 12" And 12" X 18" Models, Mild Steel
12" x 12" and 12" x 18" Models, Mild Steel Top View of 12" Scale Series with cover removed to show location of rubber pads Section AA (Enlarged) Figure 6-2. 12" x 12" and 12" x 18" Mild Steel Parts Illustration Benchmark Series Installation & Service Manual... - Page 19 Item Part No. Description Qty. 35128 Foot, 1/4-20 NC x 1 3/16 14645 Jam Nut, Foot 32993 Frame, Bottom, 12" X 12" 32992 Frame, Bottom, 12" X 18" 52342 Label, Bench Scale 14739 Bolt, Overload, 12" X 12" 19092 Cover, Top, 12" X 12" 19093 Cover, Top, 12"...
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Page 20: 12" X 18" Model, Stainless Steel
12" x 18" Model, Stainless Steel Top View of Scale with cover removed Figure 6-3. 12" x 18" Stainless Steel Parts Illustration Benchmark Series Installation & Service Manual... - Page 21 Item Part No. Description Qty. 35128 Foot, Bench Scale, 1/4-20 NC 14645 Nut, Jam, 1/4-20 NC, Hex 32795 Bottom Sub-assembly 52342 Label, Bench Scale 32957 Top Cover, 12" X 18" Load Cell, (See Table 5-2) 15148 Washer, Lock, 1/4 Regular 14963 Screw, Cap, 1/4-20 NC X 3/4 35082...
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Page 22: 18" X 18", 18" X 24" And 24" X 24" Models, Mild And Stainless Steel
Bolt, 3/8-16 NC X 1, Hex Head 19094 Cover, Top, 18" X 18" 19095 Cover, Top, 18" X 24" 19096 Cover, Top, 24" X 24" Table 6-4. 18" x 18", 18" x 24" and 24" x 24" Models Parts List Benchmark Series Installation & Service Manual... - Page 23 Item Part No. Description Qty. 26407 Bumper, Self Adhesive 15153 Washer, Lock, 5/16 Regular, MS 15154 Washer, Lock, 5/16 Regular, SS 26668 Screw, Cap, 5/16-18 NC x 3/4, Hex, MS 26669 Screw, Cap, 5/16-18 NC x 3/4, Hex, SS 26667 Screw, Cap, 5/16-18 NC x 1, hex, MS 26670 Screw, Cap, 5/16-18 NC x 1, hex, SS...
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Page 24: Benchmark Series Limited Warranty
BenchMark Series Limited Warranty Rice Lake Weighing Systems (RLWS) warrants that all RLWS equipment and systems properly installed by a Distributor or Original Equipment Manufacturer (OEM) will operate per written specifications as confirmed by the Distributor/OEM and accepted by RLWS. All systems and components are warranted against defects in materials and workmanship for two years. -
Page 25: For More Information
Fax Number 715-234-6967 E-mail • US sales and product information at • prodinfo@ricelake.com • International (non-US) sales and product information at • intlsales@ricelake.com Mailing Address Rice Lake Weighing Systems 230 West Coleman Street Rice Lake, WI 54868 USA Replacement Parts... - Page 26 Benchmark Series Installation & Service Manual...
- Page 28 Rice Lake Weighing Systems February 18, 2010 PN 22125 Rev B...