820iTM Series – Programmable Weight Indicator/Controller

Specifications

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

Excitation Voltage:
10 VDC, 16 x 350Ω or 32 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 recommended

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

Resolution:
Internal: 8 million counts/8,000,000 23 bit
Display: 1,000,000

System Linearity / PI Rating:
±0.01% full scale

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

Communication Ports:
Two ports on CPU board support up to 115,200 bps
Port 2: Full duplex RS-232 with handshaking
Port 4: Full duplex RS-232, 2-wire RS-485, 20mA
Keyboard port hard wired
Optional dual-channel serial expansion boards
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

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

Standard 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/interval
• Peak hold, rate of change
• Audit trail tracking and AlibiTM software
• 1,000-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