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Table of Contents
Related Manuals for Rice Lake CW-90B
Summary of Contents for Rice Lake CW-90B
- Page 1 Bench Scale CW-90B/90XB Installation & Service Manual 155605...
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Page 3: Table Of Contents
1.1 CW-90B/90XB Bench Scale Specifications ........ - 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. CW90B/90XB Bench Scale Installation Manual...
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Page 5: Introduction
Figure 1-1. CW-90B/90XB Bench Scale The CW-90B and CW-90XB are both NTEP-certified and available in a 10" x 10" (254 mm x 254 mm) and 12" x 12" (304 mm x 304 mm) platform with capacities from 5 to 100 lb (2.5 to 50 kg). The light capacity scales are constructed with 304 stainless steel to withstand many years of rugged use. -
Page 6: Safety
Do not operate or work on this equipment unless you have read and understand the instructions and warnings in this manual. Failure to follow the instructions or heed the warnings could result in injury or death. Contact any Rice Lake Weighing Systems dealer for replacement manuals. Proper care is your responsibility. -
Page 7: Installation
Immediately after unpacking, visually inspect the scale to ensure that the unit is undamaged. The shipping carton should contain the bench scale and this manual. If the bench scale was damaged in shipment, notify Rice Lake Weighing Systems and the shipper immediately. -
Page 8: Connecting The Load Cell Cable
Connecting the Load Cell Cable The CW-90B and CW-90XB come with a standard 10 foot or 34 inch color-coded load cell cable. See your indicator manual to determine the proper load cell cable input connectors. Important Do not cut the load cell cable. The load cell cable is temperature compensated for an exact cable length. -
Page 9: Calibration
It is recommended that the scale be “exercised” by loading it with test weights. Do this two or three times before calibrating to make sure that the scale is seated. To calibrate the CW-90B/90XB scale, place test weights on the scale platform equal to 70 - 100% of the scale’s capacity. -
Page 10: Troubleshooting
Troubleshooting 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 indicator manual Display stays at zero Incorrect load cell cable connections Connect according to manual Faulty indicator Service the indicator Erratic weight display... -
Page 11: Load Cell Replacement
Load Cell Replacement Removing a Load Cell 1. Unplug AC power from the indicator and disconnect the load cell cable from the indicator. 2. Remove the scale top cover. 3. Use a 1/2" wrench to remove the upper load cell screws. Upper load cell screws and washers... - Page 12 7. Turn the scale over and back off the overload protection screw one complete turn to provide clearance. 8. Remove the lower load cell screws. 9. Carefully turn the base plate upright to remove the load cell and cable from the scale. Discard load cell. Bottom load Load Cell cell screws...
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Page 13: Replacement Parts
Replacement Parts Figure 6-1. CW-90B/90XB Bench Scale Assembly Parts Illustration Item No. Description Qty. Top Cover Spider Plate Nut, 1/4-20NC Screw Cap, 1/4 -20NC, Hex Head Load Cell Base Plate Screw, 8-32NC x 3/16 Label Roll, 4.00" x .25" Foot, 1/4 - 20NC... -
Page 14: Cw-90B/90Xb Bench Scale Limited Warranty
CW-90B/90XB Bench Scale 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 for the CW-90B and three years for the CW-90XB. - Page 16 230 W. Coleman St. • Rice Lake, WI 54868 • USA U.S. 800-472-6703 • Canada/Mexico 800-321-6703 • International 715-234-9171 • Europe +31 (0)26 472 1319 www.ricelake.com www.ricelake.mx www.ricelake.eu www.ricelake.co.in m.ricelake.com © Rice Lake Weighing Systems 2014 PN 155605...
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