Rice Lake BenchMark Series Installation & Service Manual
Single point bench scales
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- Installation and service manual (28 pages) ,
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Table of Contents
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Summary of Contents for Rice Lake BenchMark Series
- Page 1 BenchMark Series Single Point Bench Scales Installation/Service Manual 22125...
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Page 3: Table Of Contents
Replacement Parts - 18" and 24" Models ................12 12.0 BenchMark Series Limited Warranty ..................13 © 2007 Rice Lake Weighing Systems. All rights reserved. Printed in the United States of America. Specifications subject to change without notice. December 2007... -
Page 4: 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 5: 12", 18", And 24" Models
These stops are set at the factory for 100% of scale capacity. Additional overload protection is provided by an overload screw beneath the load cell to help prevent shock damage. Benchmark Series Installation & Service Manual... -
Page 6: Specifications
Specifications 1.4.3 12", 18" and 24" Models Load Cell: 12"x12" and 12"x18": 1.4.1 10" x 10" and 12" x 12" SL Models RL1042-N5 potted single-point Load Cell: RL1042-N5 potted single point 18"x18", 18"x24" and 24"x24": (5 lb is not potted) RL1260-N5 potted single-point RL1140 potted single point, stainless Overload Protection:... -
Page 7: Installation
AC ground circuit using at least #12 wire. All BenchMark scales have either a grounding screw or a hole for such a grounding screw located on the bottom of the lower frame for this purpose. Benchmark Series Installation & Service Manual... -
Page 8: Calibration
Calibration It is recommended that the scale be “exercised” by loading it to near capacity 2 or 3 times before calibration to be certain that everything is seated. To calibrate your BenchMark: 1. With no load on scale, place the indicator in its calibration mode and perform a zero calibration. 2. -
Page 9: 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 Table 5-1. Overload Spring Length Figure 5-2. Spring Height Benchmark Series Installation & Service Manual... -
Page 10: 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 11: Load Cell Replacement Table
Figure 7-1. Clamshell Enclosure When installation is complete, reset all overload protection screws as described in Section 5.0, Load Cell Replacement. Calibrate the scale according to the procedure described in Section 3.0. Benchmark Series Installation & Service Manual... -
Page 12: Replacement Parts - 10" X 10" And 12" X 12" Sl Models
Replacement Parts - 10" x 10" and 12" x 12" SL Models Item Description Qty. Item Description Qty. Internal lock washer, #8, SS Rubber grommet, 3/16 ID x 1/2 OD Lift up protection screw, 1/4 - 28 x 3/8, SS Cable tie, 8"... -
Page 13: Replacement Parts - 12" Models (Mild Steel Only)
Rubber pads, 0.75 dia. Lockwasher, 1/4 PLT Load cell screw, 1/4 - 20 hex head Load cell spacer Bubble level, plastic 15 mm Load cell (see load cell replacement table) Top spider Cable tie 8" Benchmark Series Installation & Service Manual... -
Page 14: Replacement Parts - 12" X 18" Sst Model
10.0 Replacement Parts - 12" x 18" SST Model Item Description Qty. Item Description Qty. Top cover, 12 x 18 x 1 Screw, cap 1/4 - 20 NC x 1/2 Foot, bench scale 1/4 Cable tie, 8" nylon Jam nut, 1/4 - 20NC hex SST Rubber grommet Bottom sub assembly Clamp, cable NO 8 hole... -
Page 15: Replacement Parts - 18" And 24" Models
Top cover, SS Load cell shim Rubber pads, 1.25" x 1.25" Overload protection screw, 1/2 - 20 x 1/2 Lockwasher, 5/16 Load cell screw, 5/16 - 18 x 1, hex head Load cell spacer Benchmark Series Installation & Service Manual... -
Page 16: Benchmark Series Limited Warranty
12.0 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.