System Enclosure |
| Operating Temperature Range: |
-25° to +50°C (non-condensing) |
| Storage Temperature Range: |
-40° to +70°C |
| Physical Size: |
24.0” x 20.0” x 6.0” |
| Rating: |
NEMA 4X
|
| Material: |
Stainless Steel
|
| |
Standard Measurements |
| Plane of Array (POA) Solar Irradiance:
(silicon Pyranometer)
|
Typical Error |
± 5%
|
|
Stability |
< ± 2% change over 1 year period |
| Back of Module (BOM) Temperature:
(silicon thermistor)
|
Accuracy |
< 1°C
|
| AC Power/Energy
(including current transformers): |
Accuracy |
< ± 2%
|
| |
System Options |
Basic Weather Station
|
|
|
| Ambient Temperature: |
Accuracy |
< 1°C |
| Wind Speed:
(cup anemometer) |
Starting Threshold |
1.75 mph
|
|
Accuracy |
< 0.1 m/s (5 m/s to 25 m/s)
|
| Wind Direction:
(mechanical vane) |
Range |
360°
|
|
Linearity |
< 1% |
|
Dead Band |
8° maximum, 4° typical |
Advanced Weather Station |
|
|
| Ambient Temperature: |
Accuracy |
< 1°C
|
| Wind Speed:
(sonic anemometer) |
Range |
0 to 60 m/s
|
| |
Accuracy
(0 to 35 m/s) |
Greater of ± 0.3 m/s or ± 3%
|
| Wind Direction:
(sonic wind vane) |
Azimuth |
0 to 360° |
|
Accuracy |
± 3°
|
| Precipitation |
Accuracy |
± 5° [wind induced error excluded] |
| Barometric Pressure |
Range |
600 to 1100 hPa |
|
Accuracy |
± 1 hPa |
| Relative Humidity: |
Accuracy |
± 3%RH (0 to 90%RH)
|
|
Accuracy |
± 5%RH (90 to 100%RH)
|
Battery Storage Monitoring |
|
|
| Voltage
(8 to 100V): |
Accuracy |
± 0.1V
|
| Current
(including shunt)
|
Accuracy |
± 1.5% |
Net Energy
|
|
|
| AC Power/Energy
(including current transformers): |
Accuracy |
< ± 2% |