1 spectral, 2 directional, 3 mechanical – Campbell Scientific NR-LITE2 Net Radiometer User Manual
Page 18: 4 environmental, Spectral, Directional, Mechanical, Environmental
NR-LITE2 Net Radiometer
6.1 Spectral
Spectral range:
0.2 to 100
μm
Detector type: Thermopile
Detector protection: PTFE
coating
Detector profile: Conical
6.2 Directional
Directional error
(0° to 60°C at 1000 W m
-2
): <30 W m
-2
Sensor asymmetry:
±5% typical, (±10% worst case)
6.3 Mechanical
Housing material: Anodized
aluminum
Cable material: Polyurethane
Weight: 200
g
Cable length:
15 m (can be extended up to 100 m)
Physical dimensions (FIGURE 6-1)
Sensor:
8.0 cm (3.1 in) diameter
Support
arm:
1.6 cm (0.6 in) diameter x 80 cm (31.5 in) L
Weight:
635 g (23 oz)
Bird repelling stick
∅
16 x 800 Support Arm
∅
80
Bubble level indicator
Adjustable mounting arm
Support arm
FIGURE 6-1. NR-LITE2’s components and dimensions (in millimeters)
6.4 Environmental
Working temperature:
─30° to +70°C
Temperature dependence:
0.12% per °C
12