Using green LED! Extending the lifespan of the sensor cap.
Using a green LED as the light source. Compared to the blue light of conventional optical DO sensors, the consumption rate of fluorescent materials is reduced, achieving a longer lifespan for the sensor cap. 【Features】 ■ Adopts high-precision, long-life soft green light emission technology ■ Avoids drift through EPRS method ■ Low maintenance ■ Easy installation ■ High-precision measurement possible from the moment of installation ■ Records factory calibration data and maintenance data with a data chip embedded in the sensor cap, which can be automatically retrieved simply by connecting to the IQ sensor network system ■ 2-year warranty *For other functions and details, please download the catalog.
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【Specifications】 ■Measurement Range: ・DO: 0 to 20.00 mg/L ・Saturation Rate: 0 to 200.0% ■Resolution: ・DO: 0.01 mg/L ・Saturation Rate: 0.1% ■Measurement Accuracy: ・Below 1 mg/L: ±0.05 mg/L ・1 mg/L and above: ±0.1 mg/L ■Response Time (t90) ・700IQ: Less than 150 seconds ・701IQ: Less than 60 seconds ■Dimensions: 400 (L) × 40.0 (Φ) mm, 424 (L) × 59.5 (Φ) mm *Compatible with seawater ■Weight: Approximately 900g, 1,500g *Compatible with seawater
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Line up（4）
| Model number | overview |
|---|---|
| Online Optical Dissolved Oxygen Sensor FDO700IQ | DO Sensor |
| Online Optical Dissolved Oxygen Sensor FDO700IQ SW | DO Sensor Seawater Compatible Model |
| Online Optical Dissolved Oxygen Sensor FDO701IQ | Higher model with faster response speed than 700IQ |
| Online Optical Dissolved Oxygen Sensor FDO701IQ SW | Higher model with faster response speed than 700IQ/Seawater Compatible Model |
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Since our establishment in 1967, we have been dedicated to the development and dissemination of water quality measurement devices that anyone can use quickly, easily, and with high precision. In today's world, where the effective use of water, a limited resource, is required alongside environmental conservation, we aim to be a total solution provider that responds to all water environments by utilizing our water quality measurement devices, technology, and services. Furthermore, leveraging the latest technology and years of know-how, we are committed to delivering user-friendly and reliable water quality measurement devices more affordably, quickly, and widely.