Key Highlights
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304 stainless steel enclosure with IP66 protection
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Large 0.8" high-intensity red LED display
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Front panel membrane keypad with complete setup access
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Factory calibrated and HACCP-compliant
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Fast measurement rates up to 960 readings per second
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Five-point overload protection and aluminum sealed load cell
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Programmable over/under lights (Red, Yellow, Green)
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Four configurable digital I/O channels
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Stores up to 50 product IDs
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Dual RS-232 serial ports + optional USB, Ethernet, fiber optic
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Legal for Trade (NTEP, Measurement Canada, CE, OIML approved)
The CW-90 Over/Under Checkweigher is designed to boost your productivity by streamlining your weighing process while minimizing costly downtime. Whether used in packaging, inspection, or processing lines, this stainless steel checkweigher is a trusted solution for light industrial and food-grade applications.
Its rugged IP66-rated enclosure, intuitive membrane keypad, and high-contrast LED display make it the ideal choice for environments where ease of use and durability are paramount. Operators benefit from programmable weight limits and visual status indicators that simplify decision-making—green for target, yellow for over, red for under.
With up to 50 product IDs stored, full audit tracking, and optional communication modules (USB, Ethernet, fiber optic), the CW-90 is more than a scale—it’s a smart, connected productivity tool. Built to meet HACCP standards and backed by Rice Lake’s engineering, it offers dependable performance in demanding industrial settings.
CW-90 Indicator Specifications
| Specification |
Details |
| Power Supply |
115/230 VAC, 50/60 Hz |
| Power Consumption |
8 W (1.5 A at 115 VAC / 0.75 A at 230 VAC) |
| Measurement Rate |
Up to 960 readings/second |
| System Linearity |
±0.01% full scale |
| Display |
0.8 in, 6-digit, high-intensity red LED |
| Keypad |
Membrane keypad with 0-9, tare, target, over/under |
| Memory |
Stores up to 50 IDs |
| Digital I/O |
Four configurable channels |
| Serial Ports |
Two RS-232 full-duplex |
| Optional Interfaces |
Ethernet, USB, Fiber Optic |
| Material |
304 Stainless Steel |
| Protection Rating |
IP66 |
| Temperature Range |
14 °F to 104 °F (-10 °C to 40 °C) |
| Approvals |
NTEP, Measurement Canada, CE, OIML, NSF, cULus |
CW-90 Scale Specifications
| Component |
Details |
| Material |
304L stainless steel frame and cover |
| Surface Finish |
Straight line finish, Ra = 45 ± 10 |
| Load Cell |
Aluminum, environmentally sealed |
| Overload Protection |
Five-point |
| Legal for Trade |
NTEP, Measurement Canada Approved |
| Resolution |
Up to 100,000 display divisions |
Simplify your weighing. Error-proof your production.
Whether you're running a packaging line, quality control process, or production station, the Rice Lake CW-90 Over/Under Checkweigher is the dependable solution trusted by operators and quality teams alike. Get unmatched performance, rugged durability, and real-time data at your fingertips.
Contact us SellEton Scales today to request a quote and enhance your checkweighing workflow.
Free shipping: To the 48 contiguous states (residential, farm and rural deliveries may carry a carrier surcharge).
Ship date: Rice Lake Weighing Systems products ship on the maker's own lead time; we confirm the date when you order, or call 844-735-5386 before you buy.
Tracking: Emailed the moment your order ships.
Questions: (844) 735-5386 or info@selletonscales.com.
