920i Series Programmable Weight Indicator and Controller

The 920i® weight indicator and process controller blends revolutionary user interfaces, total flexibility and processing performance with the simplicity of a basic weight indicator. A crisp, highly customizable LCD graphical display, programmable softkeys and industry recognized electronics are surrounded by a virtually indestructible enclosure to create one of the industry’s most trusted weight indicators and process controllers.

Adding an entirely new dimension in flexibility for solution providers and users alike, the 920i indicator/controller brings simplified customization at a fraction of the cost of traditional process instrumentation. From tailored basic weighing to complex process automation, the 920i gives you features, programmability and power for your process.

  • Customizable backlit LCD graphical user interface
  • 22 softkeys with 10 user-defined keys
  • Tactile keypad for scale operations, numeric entry and navigation
  • On-screen keyboard available during entry mode (or external keyboard)
  • Supports 28 scales within five different scale types:
    • Analog load cell, multi-range/interval weighing
    • Total scale summing
    • Serial input scales
    • iQUBE² scales
    • Program scales
  • Two to 14 option slots for additional scale channels, serial ports, digital inputs and outputs, analog outputs and protocol interfaces
  • iRite™ Programming Software
    • Customizable user applications with event-based functions
    • 150 built-in functions for application processes & data tables
  • Four serial ports supporting RS-232, RS-485, 20mA
  • USB Type A and B replaces Serial on Port 2 (USB model)
  • Alibi memory captures serial port transmissions
  • Configurable data stream format
  • 100 setpoints, 27 configurable setpoint types
  • Six digital I/O for control
  • Four different enclosure types: universal, deep universal, wall mount, panel mount

Description

Power:

  • AC voltages: 100 to 240 VAC
  • Frequency: 50/60 Hz
  • DC voltages: 12 to 24 VDC

Power Consumption:

  • AC: 25W (universal) or 65W (others)
  • DC: 25W for all models

Excitation Voltage:

  • 10 VDC (+/- 5 VDC)
  • 16 × 350 ohm or 32 × 700 ohm load cells per A/D card

Analog Signal Input Range:

  • -45 mV to +45 mV

Analog Signal Sensitivity:

  • 0.3 μV/graduation minimum at 7.5 Hz
  • 1.0 μV/graduation recommended

A/D Sample Rate:

  • 7.5 to 960 Hz, software selectable

Resolution:

  • Internal: 8,000,000 counts
  • Display: 1,000,000

System Linearity:

  • ± 0.01% full scale
Digital I/O:

  • Six I/O channels on CPU board;
  • Optional 24-channel I/O expansion boards

Communication Ports:

  • Four ports on CPU board support up to 115,200bps
  • Port 1: Full duplex RS-232
  • Port 2: RS-232 with CTS/RTS; PS/2 keyboard interface or USB type A and B connectors
  • Port 3: Full duplex RS-232, 20mA
  • Port 4: Full duplex RS-232, 2-wire RS-485, 20mA
  • Optional dual-channel serial expansion boards
  • Channel A: RS-232, RS-485, 20 mA
  • Channel B: RS-232, 20 mA

Display:

(W × H)

  • 4.6 × 3.4 in (116 × 86 mm), 320 × 240 pixel
  • LCD module with adjustable contrast
  • Transmissive display
  • Transflective display (optional)

Keys/Buttons:

  • 27-key membrane panel, tactile feel, PS/2 or USB port for external keyboard connection
Temperature Range:

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

Rating/Material:

  • NEMA Type 4X, Type 12, IP66
  • Stainless steel

Weight:

  • Universal enclosure: 9.5 lb (4.3 kg)
  • Wall mount enclosure: 23.0 lb (10.4 kg)
  • Panel mount enclosure: 8.5 lb (3.9 kg)
  • Deep universal: 11 lb (5.0 kg)

Warranty:

  • Two-year limited

EMC Immunity:

  • 10 V/m

Approvals:

  • NTEP CC 01-088, Class III/IIIL 10,000d
  • Measurement Canada AM-5426,
  • Class III/III HD 10,000d
  • OIML R76/2006-A-GB1-19.08
  • EU Test Certificate TC11584
  • UL/cUL Listed (Universal, Deep Universal and Wall Mount)
  • cULus Recognized (Panel Mount)
  • cULus Listed 508A (Custom Wall Mount)
  • CE Marked