Digital Leaf Area Meter
Model: LI-3000C
Brand: Licor
Origin: USA
Technical Specifications
Resolution: 1 mm2 (1 mm x 1 mm scanning area).
Accuracy: Within ± 2% for samples > 50 cm2 .
Display Capacity: Area: 9,999,999.99 cm2 , Length: 99,999,999.9 cm,
Width: 12.8 cm
Display: 2 line x 16 character LCD
Keyboard: Sealed, 24 key tactile response with audio feedback.
Real Time Clock: Year, month, day, hour, minute, second.
Accuracy: ± 3 minutes per month (0-55 °C).
Internal Memory: More than 2.1 MB of non-volatile FLASH.
Measurement data are maintained even in absence of power.
Memory Capacity: From 65,000 to 125,000 individual leaf area measurements.
Communications: USB 1.1 Compliant, Full Speed, Bus rate @ 12 Mbps; RS-232 DTE, N, 8, 1, Baud rate fixed at 38,400 bps, hardware flow control.
Sample Dimensions Width: 127 mm maximum, 1 mm minimum.
Thickness: 8 mm maximum.
Length: 1 meter maximum.
Scanning Speed: Up to 1 m/s. Length encoding cord drawing speed need not be constant. Error message indicates if encoding cord is drawn too fast.
Power Requirement: Internal rechargeable 6V lead-acid battery; or 115/230 VAC, 50/60 Hz, 20 watt maximum.
User-Replaceable Mains Fuse: 2/10 amp type T for 115 VAC, 1/10 amp type T for 230 VAC, 1/4 x 1 1/4 glass cartridge style.
Battery Capacity: Typically 12-15 hours of continuous operation.
Recharging Time: 5-8 hours, instrument off. Charging circuitry built-in.
Battery Voltage Sensor: Low battery warning occurs approximately 1 hour before automatically shutting off the instrument. Over-voltage warning occurs if battery becomes over-charged. Data are stored in FLASH memory, and is secure in either of these conditions.
Scanning Head LED Light Source: 6.4 mm from outer edge.
Size: 30.5 cm overall length (12.0 “).
Weight: 680 g (1.5 lb.).
Readout-Control Unit
Size: 19.8 cm L x 15.5 W x 10.1 D (7.8” x 6.1”x 4.0”).
Weight: 2.0 kg (4.4 lb).
Operating Temperature: 0 to 55 °C, 5 to 95% RH (non-condensing).
Storage Temperature: -20 to 55 °C, 5 to 95% RH (non-condensing). Long term storage at high temperatures will shorten the life of the internal battery.
Leaf Area of Living Plants or Detached Leaves in the Field or Laboratory
■ Non-destructive leaf area measurement in the field
■ 1 mm2 resolution
■ Displays and stores individual leaf area, accumulated area, leaf length, average width, maximum width ■ Data storage for up to 125,000 individual leaf measurements
■ RS-232 and USB ports
■ Lightweight for portability
■ Precise measurement of perforated and irregular margin leaves
■ Easily combined with a belt conveyer system for lab use (using LI-3050C)
■ Simple Windows® software for file transfer and real-time data collection
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