This product has been discontinued. The newer version is available here: SQ-204X-SS The SQ-212 is an amplified original quantum sensor with a 0 to 2.5 V output that has been calibrated for use in...

Power Supply 5 to 24 V DC Current Draw 10 µA Sensitivity 1 mV per µmol mˉ² sˉ¹ Calibration Factor 1 µmol mˉ² sˉ¹ per mV (reciprocal of sensitivity) Calibration Uncertainty ± 5 % Calibrated Output Range 0 to 2.5 V Measurement Repeatability Less than 0.5 % Non-stability (Long-term Drift) Less than 2 % per year Non-linearity Less than 1 % (up to 2500 µmol mˉ² sˉ¹; maximum PPFD measurement is 2500 µmol mˉ² sˉ¹) Response Time Less than 1 ms Field of View 180˚ Spectral Range 410 nm to 655 nm (wavelengths where response is greater than 50 % of maximum) Spectral Selectivity Less than 10 % from 469 to 655 nm Directional (Cosine) Response ± 5 % at 75˚ zenith angle Temperature Response 0.06 ± 0.06 % per C 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. TPR jacket (high water resistance, high UV stability, flexibility in cold conditions). Pigtail lead wires Warranty 4 years against defects in materials and workmanship

This product has been discontinued. The newer version is available here: SQ-205X-SS The SQ-215 is an amplified original quantum sensor with a 0 to 5 V output that has been calibrated for use in...

Power Supply 5.5 to 24 V DC; current draw 10 µA Sensitivity 2 mV per µmol mˉ² sˉ¹ Calibration Factor 0.5 µmol mˉ² sˉ¹ per mV (reciprocal of sensitivity) Calibration Uncertainty ± 5 % Calibrated Output Range 0 to 5 V Measurement Repeatability Less than 0.5 % Non-stability (Long-term Drift) Less than 2 % per year Non-linearity Less than 1 % (up to 2500 µmol mˉ² sˉ¹; maximum PPFD measurement is 2500 µmol mˉ² sˉ¹) Response Time Less than 1 ms Field of View 180˚ Spectral Range 410 nm to 655 nm (wavelengths where response is greater than 50 % of maximum) Spectral Selectivity Less than 10 % from 469 to 655 nm Directional (Cosine) Response ± 5 % at 75˚ zenith angle Temperature Response 0.06 ± 0.06 % per C 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

The SQ-110-SS has been discontinued. You can find the newer version here: SQ-100X-SS The SQ-110 is a self-powered, analog original quantum sensor with a 0 to 800 mV output that has been calibrated...

Power Supply Self-powered Sensitivity 0.2 mV per µmol mˉ² sˉ¹ Calibration Factor 5 µmol mˉ² sˉ¹ per mV (reciprocal of sensitivity) Calibration Uncertainty ± 5 % Calibrated Output Range 0 to 800 mV Measurement Repeatability Less than 0.5 % Non-stability (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 180˚ Spectral Range 410 nm to 655 nm (wavelengths where response is greater than 50 % of maximum) Spectral Selectivity Less than 10 % from 469 to 655 nm Directional (Cosine) Response ± 5 % at 75˚ zenith angle Temperature Response 0.06 ± 0.06 % per C Operating Environment -40 to 70 C; 0 to 100 % relative humidity; can be submerged in water up to depths of 30 m Dimensions 24 mm diameter, 33 mm height Mass 90 g (with 5 m of lead wire) 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

This product has been discontinued. The newer version is available here: SQ-420X. If your SQ-420 has a serial number before 1258, follow these update instructions.  The new SQ-420 smart quantum...

Resolution 0.1 µmol mˉ² sˉ¹ Calibration Factor Custom for each sensor and stored in the firmware Calibration Uncertainty ± 5 % Measurement Repeatability Less than 0.5 % Non-stability (Long-term Drift) Less than 2 % per year Non-linearity Less than 1% (up to 4000 µmol mˉ² sˉ¹) Response Time Software updates every second Field of View 180˚ Spectral Range 410 nm to 655 nm (wavelegnths where response is greater than 50% of maximum) Spectral Selectivity Less than 10 % from 469 to 655 nm Directional (Cosine) Response ± 5 % at 75˚ zenith angle Temperature Response 0.06 ± 0.06 % per C Operating Environment -40 to 70 C; 0 to 100 % relative humidity; can be submerged in water up to depths of 30 m Dimensions 24 mm diameter, 33 mm height Mass Sensor head weighs 90 g USB Cable 4.5 m (15 ft) Current Draw 61 mA Warranty 4 years against defect in materials and workmanship