Specifications
- Power Supply 12 to 24 V DC
- Current Draw maximum of 20 mA
- Output (sensitivity) 0.004 mA per µmol mˉ² sˉ¹
- Calibration Factor 250 µmol mˉ² sˉ¹ per mA
- Calibration Uncertainty ± 5 %
- Output Range 4 to 20 mA
- Measurement Repeatability Less than 0.5 %
- Long-term Drift Less than 2 % per year
- Non-linearity Less than 1 % (up to 4000 µmol mˉ² sˉ¹)
- Response Time Less than 1 ms
- Field of View 180Ëš
- Spectral Range 391 to 695 nm ± 5 nm (wavelegths where response is greater than 50 % of maximum)
- Spectral Selectivity Less than 10 % from 412 to 682 nm ± 5 nm
- Directional (Cosine) Response ± 2 % at 45˚ zenith angle, ± 5 % at 75˚zenith angle
- Azimuth Error Less than 0.5 %
- Tilt Error Less than 0.5 %
- Temperature Response -0.1 % per C
- Uncertainty in Daily Total Less than 5 %
- Detector Blue-enhanced silicon photodiode
- Housing Anodized aluminum body with acrylic diffuser
- IP Rating IP68
- Operating Environment -40 to 70 C; 0 to 100 % relative humidity; can be submerged in water up to depths of 30 m
- Dimensions 30.5 mm diameter, 37 mm height
- Mass (with 5 m of cable) 140 g Cable 5 m of shielded, twisted-pair wire with TPR jacket (high water resistance, high UV stability, flexibility in cold conditions)
- Warranty 4 years against defects in materials and workmanship
Ordering information
SQ-514-SS