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  4. 820i

820i

$10

Rice lake's 820i programmable weight indicator/controller is a high-powered programmable controller for automation of complex industrial processes.
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  1. Features
    • LCD backlit display (W x H) 4.6 in x 2.2 in
    • One small option slot and one large option slot for pluggable options
    • Weight display from 0.5 in to 0.75 in
    • Display up to two scales (scale 1, scale 2 and total)
    • Five user-defined softkeys
    • Weight or millivolt calibration with linearization and geographical compensation
    • NEMA Type 4X/IP66 stainless steel enclosure
    • Selectable A-D measurement rate up to 960/second
    • Power for 16, 350 ohm load cells
    • 100 setpoints, latched or free-running
    • Multi-range/Internal
    • Peak hold, rate of change
    • Audit trail tracking and Alibi™ software
    • 1000 – ID truck register for in/out weighing
    • User programmable 256 K flash memory
    • Onboard data storage 190 K
    • Downloadable programs
    • Visual programming for easily creating custom programs
    • Eight digital I/O (expandable)
    • Configurable with Revolution® software
  2. Specifications

    Power:
    Line voltages: 100–240 VAC
    Frequency: 50-60 Hz
    DC voltages: 12–24 VDC
    Power consumption: 25 W

    Excitation Voltage:
    10 VDC, 8 x 350Ω or 16 x 700Ω load cells

    Analog Signal Input Range:
    -10 mV to +45 mV

    Analog Signal Sensitivity:
    0.3 μV/graduation minimum at 7.5 Hz
    1.0 μV/graduation typical at 120 Hz (manual only)
    4.0 μV/graduation typical at 960 Hz (manual only)
    1.0 μV/graduation recommende

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

    Resolution:
    Internal: 8 million counts/8,000,000 23 bit
    Display: 9,999,999

    System Linearity:
    ± 0.01% full scale

    Digital I/O:
    Eight channels on CPU board; optional
    24-channel I/O expansion boards available

    Communication Ports:
    Two ports on CPU board support up to 115,200bps
    Port 2: Full duplex RS-232 with handshaking
    Port 4: Full duplex RS-232, 2-wire, RS-485,
    20 mA output
    Keyboard port hard wired (scan code 1)
    Optional dual-channel serial expansion
    boards available
    Channel A: RS-232, RS-485, 20 mA
    Channel B: RS-232, 20 mA

    Display:
    Viewable area (W x H): 4.6 in x 2.2 in (116 mm x
    55 mm), 320 x 156 pixel LCD with adjustable contrast
    Transmissive display
    Transflective display (optional)

    Keys/Buttons:
    28-key membrane panel, tactile feel, external
    keyboard support
    Optional keyboard connection supported

    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:
    9.5 lb (4.3 kg)

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

    Warranty:
    Two-year limited warranty

    EMC Immunity:
    EN 50082 Part 2 IEC EN 61000-4-2, 3, 4, 5, 6, 8, and 11

    Approvals:
    NTEP CC 01-088, Class III/IIL 10,000d
    Measurement Canada AM-5426 Class III/IIIHD 10,000d
    OIML R76/1992-GB1-04.02, Class III 6,000d
    EU Test Certificate GB-1140
    UL/cUL Listed
    ROHS compliant
    CE Marked

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