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Rice Lake's 420 Plus basic weight indicator offers the added benefit of two internal setpoints and a full front keypad for simple calibration and configuration. Like our programmable indicators, the 420 Plus offers analog output and will also power as many as eight 350 ohm load cells or sixteen 700 ohm load cells.


Standard Features:
• Large .8” (20.3 mm) Light Emitting Diode (LED) Display
• Full numeric keypad
• NEMA 4X/IP66 stainless steel washdown enclosure
• Power for eight 350 ohm load cells or sixteen 700 ohm load cells
• Configurable analog to digital measurement rate
• Primary/secondary units configuration: lb, kg, ounces, short tons, metric tons, grams, or none
• Two independent communication ports: (2) full duplex, (1) unidirectional active 20 mA current loop
• Standardized EDP command sets
• Programmable ticket formats up to three 300-character printouts
• Full front-panel digital calibration and configuration
• Universal mounting stand
• Three-stage digital filtering
• Consecutive transaction numbering
• Two digital inputs, two digital outputs
• Time and date (battery backed)
• Count mode

 

Specifications

Power

N/A 115/230VAC

Frequency (Hz)

N/A 50 or 60 Hz

Power Consumption

N/A 1.5A at 115VAC or 0.75A at 230VAC

Excitation Voltage

N/A +5VDC 8 x 350 or 16 x 700 load cells

Analog Signal Input Range

N/A -0.5mV/V - 4.5mV/V

Analog Signal Sensitivty

N/A 0.3µV/graduation min

Resolution

N/A 100,000 displayed graduations

Measurement Rate

N/A 60, 60, 15, 7.5, per second

System Linearity

N/A Within 0.01% of full scale

Digital I/O

N/A 2 inputs with 8 functions, 2 outputs 250mA max sink

Circuit Protection

N/A RFI, EMI, ESD protection

Operating Temp. Range

N/A 14 to 122 ºF-10 to 50 ºC

Rating/Material

N/A Enclosure NEMA 4X/IP66

Warranty

N/A Two-year limited warranty

Manufacturer

N/A Rice Lake