LED display weight indicator CW-90

digitalbenchtopfor wet environments

Overview
The CW-90 is a digital checkweigh indicator designed for industrial bench and process applications. Its 304 stainless steel IP66 enclosure, front keypad and adjustable high-intensity LED display support use in harsh or washdown environments. Front-panel configuration and user-level access control simplify operation while protecting internal electronics. The unit stores up to 50 ID records for fast recall and supports real-time data collection for quality and production workflows.

Key features

• Gore-Tex® breather vent
• Storage for up to 50 IDs
• Units of measure: kg, g, lb, oz, lb/oz
• 0.8 in 14-segment six-digit red LED display, adjustable contrast
• Two full duplex serial ports
• Configurable print formats and auto-print capability
• Audit trail tracking
• Optional communications: Ethernet, USB, fiber-optic
• Four configurable digital I/O channels
• Reflash memory for firmware upgrades
• Battery-backed time and date
• Accumulator function
• Membrane keypad (23 keys) including zero, units, print, tare, ID, target, numeric entry

Specifications

• Power: 115–230 VAC, 50/60 Hz; consumption ~8 W
• Excitation voltage: +5 VDC for 8×350 Ω or 16×700 Ω load cells
• Analog input range: -0.5 mV/V to 4.5 mV/V
• Analog sensitivity: 0.3 µV/graduation minimum; 1.5 µV/graduation recommended
• A/D sample rate: 7.5–960 Hz (software selectable)
• Resolution: display up to 100,000 counts; system linearity ±0.01% FS
• Digital I/O: four channels on CPU board
• Circuit protection: RFI, EMI, ESD protection
• Annunciators: percent, kg, g, lb, oz, center of zero, G/B, N, T, PT, neg, motion
• Operating temperature: -10 °C to 40 °C (14 °F to 104 °F)
• Rating/material: IP66, 304 stainless steel
• Warranty: two-year limited
• Approvals: NTEP CC 08-092 Class III/IIIL 10,000 d; Measurement Canada AM-5710; OIML R76/2006-GBI-10.02; TC11569; CE; cULus Listed

Dimensions

• A: 9.5 in (241 mm) — B: 10.02 in (255 mm) — C: 11.24 in (285 mm)
• D: 3.12 in (79 mm) — E: 6.00 in (152 mm) — F: 8.57 in (218 mm)
• G: 3.75 in (95 mm) — H: 4.00 in (102 mm)

Resources
Product PDF and technical documentation are provided for the CW-90/CW-90X indicator, including international catalog, technical manual, installation addenda and configuration manuals.

Technical specifications (summary)

• Model: CW-90
• Construction: 304 stainless steel, IP66
• Display: 0.8 in 14-seg six-digit red LED
• Memory: stores detailed information for up to 50 IDs
• Communications: two full duplex serial ports; optional Ethernet, USB, fiber-optic
• Inputs/Outputs: four configurable digital I/O channels
• Analog input range/excitation: -0.5 to 4.5 mV/V; +5 VDC (8×350 Ω or 16×700 Ω)
• Firmware: reflashable memory for upgrades; auto print
• Certifications: NTEP, Measurement Canada, OIML, CE, cULus