$10

The 420 plus digital weight indicator has the added benefit of two internal setpoints and a full-front keypad for simple calibration and configuration

  1. Features
    • LED display, 0.8 in (20.3 mm), six-digit, seven-segment
    • Full numeric keypad
    • NEMA Type 4X/IP66 stainless steel washdown enclosure
    • Power for eight 350 ohms load cells or 16 700ohms load cells
    • Configurable analog to digital measurement rate
    • Primary/secondary units configuration: lb, kg, ounces, short tons, metric tons, grams or none
    • Two independent communication ports: (2) full duplex, (1) unidirectional active 20 mA current loop
    • Standardized EDP command sets
    • Programmable ticket formats up to three 300-character printouts
    • Full front-panel digital calibration and configuration
    • Universal mounting stand
    • Three-stage digital filtering
    • Consecutive transaction numbering
    • Two digital inputs, two digital outputs
    • Time and date
    • Count mode
    • Two setpoints, free running
    • Keyed tare
    • Accumulator
    • Configurable with Revolution® software
  2. Specifications

    Power, AC:
    Line voltages: 100-240 VAC
    Frequency: 50-60 Hz
    Power consumption: 1.5 A at 115 VAC (8 W)
    0.75 A at 230 VAC (8 W)

    Power, DC:
    Line voltages: 9-36 VDC DC input
    Power consumption: 1.5 A Max

    Excitation Voltage:
    +5 VDC 8 x 350Ω or 16 x 700Ω load cells

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

    Analog Signal Sensitivity:
    0.3 μV/graduation minimum,
    1.5 μV/grad recommended

    A/D Sample Rate:
    7.5 to 60 Hz software selectable

    Resolution:
    Internal: 8 million internal graduations
    Display: 100,000 displayed graduations

    System Linearity / PI Rating:
    Within 0.01% of full scale

    Digital I/O:
    Two inputs with eight functions
    Two outputs, 250 mA max sink

    Circuit Protection:
    RFI, EMI, ESD protection

    Communication Ports:
    EDP port: Full duplex RS-232
    Printer port: Full duplex RS-232 or simplex active 20 mA current loop
    Both ports: 38400, 19200, 9600, 4800, 2400, 1200,
    600, 300bps; 7 or 8 data bits; even, odd, or no parity

    Display:
    0.8 in (20 mm), six-digit super red light emitting diode
    (LED) display, seven-segment, digits

    Status Annunciators:
    Designators for: Center of zero, stand still, gross, net, lb, kg, count, tare

    Keys/Buttons:
    21-key flat membrane panel

    Temperature Range:
    Certified: 14°F to 104°F (-10°C to 40°C)
    Operating: 14°F to 122°F (-10°C to 50°C)

    Weight:
    6.1 lb (2.8 kg)

    Rating/Material:
    Enclosure: NEMA Type 4X/IP66, heavy gauge stainless steel

    Warranty:
    Two-year limited warranty

    Approvals:
    NTEP CC 04-076, Class III/IIIL 10,000d
    Measurement Canada AM-5554, Class III/IIIHD 10,000d
    EU Test Certificate TC004, 10,000d
    UL/cUL Listed
    CE marked

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