Appendix
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Rice Lake Weighing Systems
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25
Analog Output (Optional)
Type
Fully isolated, voltage or current output,16-bit resolution.
Voltage output
0 –10 VDC
Voltage load resistance
1K
minimum
Current output
0–20 mA or 4–20 mA
Current loop resistance
1200
maximum
Digital Specifications
Microprocessor
ARM Cortex M3 STM32F103ZET6
Digital Filters
Adaptive Filter and Rolling Averaging Filter; software selectable
Digital I/O (Optional)
Type
Fully isolated
Digital Inputs
2 or 4 inputs, Opto isolated, 5 to 24 VDC input, active high
Digital Outputs
4 or 8 dry-contact relays
Up to 30VDC at 2A current
Serial Communications
Port 1
Full duplex RS-232
Port 2
Full duplex RS232, or output only Active 20mA current loop.
Both Ports
1200 to 38400 bps; 7 or 8 data bits; even, odd, or no parity; 1 or 2 stop
bits
Operator Interface
Display
6-digit LED display. 7-segment, 0.8 in (20 mm) digits
LED annunciators
Gross, net, center of zero, standstill, lb/primary units, kg/secondary
units, T, PT
Keypad
7-key flat membrane panel
Environmental
Operating Temperature
–10 to +40°C (legal);
–10 to +50°C (industrial)
Storage Temperature
–25 to +70°C
Humidity
0–95% relative humidity
Enclosure
Enclosure Dimensions
9.5 in x 6 in x 2.75 in
24 cm x 15 cm x 7 cm
Weight
6 lb
Rating/Material
4X
Summary of Contents for 480 Legend Series
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