Rice Lake 820i Industrial Scale Indicators

820i Programmable Industrial Scale Indicators can operate and display up to two scales at the same time. Using an easy to use interface, they make it possible to automate formula selection, batch start up, data recall, or any frequently used process. Their built in software functionality includes programmability for alibi tracking, 25 definable print formats and the ability to store up to 1,000 truck in/out records for recall at anytime.

Download the Indictator 820i Brochure.

820i Industrial Scale Indicators

Notable Features

  • Large (4.6 in W x 2.2 in H, 320 x 156 pixel) LED back-lit LCD display
  • Weight display from .5 in to .75 in
  • Display up to two scales (scale 1, scale 2 and total)
  • Five user-defined soft keys
  • Weight or millivolt calibration with linearization and geographical compensation
  • NEMA 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
  • One option slot for pluggable options
  • 1000 - ID truck register for in/out weighing
  • User programmable 256K flash memory
  • Onboard data storage 190K
  • Downloadable programs
  • Visual programming for creating custom programs easily
  • Eight digital I/O

820i Industrial Scale Indicators

Specifications Description
Power Line voltages: 115 or 230 VAC,
Frequency: 50 or 60 Hz
Power consumption: 25 watts maximum
Excitation Voltage 10 VDC, 16 x 350 Ω or 32 x 700 Ω load cells
Analog Signal Input Range -10 mV to +45 mV
Analog Signal Sensitivity 0.3 μV/graduation minimum @ 7.5 Hz
1.0 μV/graduation typical @ 120 Hz
4.0 μV/graduation typical @ 960 Hz
A/D Sample Rate 7.5 to 960 Hz, software selectable
Resolution Internal resolution: 8 million counts/8,000,000
23 bit
Weight display resolution: 9,999,999
System Linearity ± 0.01% full scale
Digital I/O Eight channels on CPU board; optional
24-channel I/O
Circuit Protection RFI, EMI, ESD protection
Serial Ouput Two ports on CPU board support up to 115,200
bps; optional dual-channel serial expansion boards available
Port 2: Full duplex RS-232 with handshaking
Port 4: Full duplex RS-232, 2-wire,
RS-485, 20 mA output
External keyboard port
Optional Communication Ethernet TCP/IP
RS-485-4 wire
Fiber optic
Rating/Material NEMA 4X/IP66, stainless steel
Display Viewable area: 4.6 in x 2.2 in (116 mm x 55 mm),
320 x 156 pixel VGA Liquid Crystal Display (LCD) module with adjustable contrast
Keyboard 28-key membrane panel, tactile feel, 820i will support an external keyboard connection
Operating Temperature Legal: 14°F to 104°F (-10°C to +40° C)
Industrial: 14°F to 122°F (-10°C to +50° C)
Dimensions (W x H x D) Universal: 10.5 in x 11.2 in x 4.5 in
(266 mm x 217 mm x 114 mm)
Panel Mount: 11.6 in x 9.2 in x 5.2 in
(294 mm x 231 mm x 127 mm)
Weight Universal enclosure: 9.5 lb (4.3 kg)
Panel Mount enclosure: 8.5 lb (3.9 kg)
Approvals NTEP - certified at 10,000 divisions, Class III/IIL, CC#01-088A5
Measurement Canada-10,000 divisions, Class III/ IIIHD AM-5426
OIML-6,000/10,000 divisions UK 2658 CE marked
UL /CUL listed (universal)
UL recognized (panel mount)
ROHS compliant
Warranty Two year limited warranty

Contact us today: Toll Free: 1.800.268.3269 or by Email:

The Ownership and Management - Interweigh Systems Inc. 51 Bentley Street, Markham, Ontario, Canada, L3R 3L1
Phone: (416) 491-7001 ~ Toll Free: (800) 268-3269 ~ Fax: (905) 940-1711

Or contact us at one of our five locations: Markham, Mississauga, Woodstock, Montreal and Calgary