Sensor Inputs: 2 6-pin connectors for LAI-2250 Optical Sensors. 2 3-pin connectors for LI-COR Light Sensors.
Memory: 128 MB of FAT16 memory.
Keypad: 22 button tactile response keypad.
Display: 128x64 graphics display.
Communications:
USB (as mass storage device)
RS-485: baud rate 115200, 8 data bits, no parity, 1 start, 1 stop
RS-232: selectable baud rates of 9600, 38400, 57600, or 115200. 8 data bits, no parity, 1 start, 1 stop.
Clock: Year, Month, Day, Hour, Minute. Accuracy of ±3 minutes per month.
Power Requirements: 4 "AA" alkaline, NiMH, lithium Batteries.
Battery Life:
140 hours based on 4 "AA" alkaline batteries without optical sensor attached
80 hours based on 4 "AA" alkaline batteries with optical sensor
Low Battery Warning: Display indicates when battery power is <15%.
Size: 20.9 x 9.8 x 3.5 cm (8.2" x 3.9" x 1.4").
Weight: 0.454 kg (1.0 lb) with batteries.
LAI-2250 Optical Sensor:
Sensor Inputs: 1 6-pin Bulkhead connector for control unit interface.
Memory:
1 MB flash memory for record storage.
1 KB EEPROM for calibration and configuration storage.
Keypad: 2 button, tactile response keypad.
Clock: Year, Month, Day, Hour, Minute. ± 3 minutes per month. Can be synced with control unit clock when joined with a data cable.
Power Requirements: 2 "AA" (alkaline, NiMH, lithium) Batteries.
Battery Life: 180 hours of typical operation (based on 2 "AA" alkaline batteries).
Optics: 1.00° maximum decentering error as measured from center of mass of ring 4. 0.50° maximum magnification error as measured from the center of mass of ring 4.
Radiation Rejection:
> 99% from 490-650 nm;
> 99.9% above 650 nm.
Wavelength Range: 320-490 nm.
Nominal Angular Coverage:
Ring 1: 0.0-12.3°
Ring 2: 16.7-28.6°
Ring 3: 32.4-43.4°
Ring 4: 47.3-58.1°
Ring 5: 62.3-74.1°
Lens Coating: MgF2 for improved transmission at oblique angles (external and internal lenses).
View Caps: Provide azimuthal masking of view into quadrants of 10°, 45°, 90°, 180°, and 270°.
Size: 63.8 L x 2.9 W x 2.9 D cm (25.1" x 1.125" x 1.125") (Endcap: 4.4 W x 5.1 D cm; 1.75" x 2.0").
