CW-90 Checkweigh Indicator
Rice Lake Weighing Systems

CW-90 Checkweigh Indicator

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Ease of use, real-time data collection and rugged, stainless steel construction make the CW-90 digital weight indicator the equipment of choice for operators, quality control and maintenance departments.

The configuration menu of the CW-90 is accessible through the front keypad, eliminating the need to open the back of the indicator and expose the unit to moisture or contaminants. Access to these keypad controls can be limited to meet the operator’s needs. The CW-90 will store detailed information for up to 50 separate IDs, allowing for easy recall of previously saved information. An adjustable contrast display is visible in any environment.

  • PreVent™ breather vent
  • Storage for up to 50 IDs
  • Unit of measure: kg, gm, lb, oz, lb/oz
  • LED display
  • Two full duplex serial ports
  • Configurable print formats
  • Audit trail tracking
  • Optional communications: Ethernet, USB or fiber-optic
  • Four configurable digital I/O
  • Reflash memory to upgrade firmware
  • Auto print capability
  • Battery backed up time and date
  • Accumulator
  • Membrane keypad consisting of zero, units, print, tare, over, under, ID, target, 0 to 9, clear, decimal, enter, menu, power
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Description

Power:
Line voltages: 115 to 230 VAC
Frequency: 50/60 HzPower Consumption:
1.5 A at 115 VAC (8 W)
0.75 A at 230 VAC (8 W)

Excitation Voltage:
+5 VDC 8 × 350 ohm or 16 × 700 ohm load cells

Analog Signal Input Range:
-0.5 mV/V to 4.5 mV/V

Analog Signal Sensitivity:
0.3 uV/graduation minimum
1.5 uV/graduation recommended

A/D Sample Rate:
7.5 to 960 Hz software selectable

 Resolution:
Display: 100,000 countsSystem Linearity:
± 0.01% full scale

Digital I/O:
Four channels on CPU board

Circuit Protection:
RFI, EMI, ESD protection

Annunciators:
Designators for percent, kg, gm, lb, oz, center of zero, G/B, N, T, PT, neg, motion

Display:
Large 0.8 in 14-segment, six-digit high-intensity red LED display

 Keys/Buttons:
Membrane keypad, 23 keys with international symbolsTemperature Range:
Certified: 14 °F to 104 °F (-10 °C to 40 °C)

Rating/Material:
IP66, 304 stainless steel

Warranty:
Two-year limited

Approvals:
NTEP CC 08-092, Class III/IIIL 10,000d
Measurement Canada AM-5710
OIML R76/2006-GBI-10.02
TC11569
cULus Listed
CE marked