For simultaneous outputs of total radiation, diffuse radiation and sunshine status.
|
Overall accuracy: Total (Global) and Diffuse radiation |
±5% Daily integrals ±5% ±10 W.m-2 Hourly averages ±8% ±10 W.m-2 Individual readings |
| Resolution | 0.6 W.m-2 =0.6 mV |
| Range | 0 to >2000 W.m-2 |
| Analogue output sensitivity | 1 mV=1 W.m-2 |
| Analogue output range | 0 – 2500 mV |
| Sunshine status threshold | 120 W.m-2 in the direct beam |
| Accuracy: Sunshine status | ±10% sun hours with respect to the threshold |
| Accuracy: Cosine correction | ±2% of incoming radiation over 0-90° Zenith angle |
| Accuracy: Azimuth angle | ±5% over 360° rotation |
| Temperature coefficient | 0.02% per °C (typical) |
| Temperature range | -40 to + 70°C |
| Stability | Recalibration recommended every 2 years |
| Response time | 100 ms (typical) |
| Spectral response | 400 – 2700 nm |
| Spectral sensitivity variation | 10% (typical) |
| Non-linearity | < 1% |
| Tilt response | Negligible |
| Zero offsets |
< 3 W.m-2 for a change of 5°C/hr in ambient temperature < 3 W.m-2 dark reading |
| Latitude capability | -90° to + 90° |
| Environmental sealing | IP67 |
| Sunshine status output |
No sun=open circuit Sun=short circuit to ground |
| Power requirement |
2 mA (awake ), <30 µA (asleep) 5 V – 15 V DC |
| Heater power | 12 V – 15 VDC, up to 1.5 A |
| RS232 connector | 5-pin M12 |
| Signal output & power-in connector | 8 pin M12 |
| Mounting options | 3 x M5 tapped holes in base at 108 mm dia, 120° spacing |
| Size & Weight | 126 mm dia. x 94 mm high, 786g |