JD-02D Type Flip Bucket Rain Gauge

JD-02D Type Flip Bucket Rain Gauge

1 Overview
This instrument is a multi-layered bucket rain gauge, meeting the national standard GB/T11832-2002 "Bucket-type Rain Gauges," as well as the China Meteorological Administration's "Guide to Meteorological Instruments and Observation Methods" (6th Edition) and relevant requirements.
This instrument utilizes the patented technology of graded controlled release funnel (Patent No.: ZL201310294147.1), effectively enhancing the quality of precipitation data observation.
This instrument, when connected to a data collector or computer, is suitable for various types of weather stations, hydrological stations, and rainfall observation stations to accurately measure the start and end times of precipitation, total rainfall, and precipitation intensity.
2 Performance Features
Compared to other types of rain gauge sensors, this model offers the following advantages:
2.1 This instrument boasts accurate, stable, and reliable performance, with systematic errors reduced to a leading level of ≤±1%, meeting the national first-class accuracy standard requirements.
2.2 Field calibration equipment is simple, and the methods are straightforward and practical.
2.3 The instrument's core frame is a monolithic cast metal frame, featuring good disassembly and reassembly repeatability and stability.
2.4 This instrument has a high degree of moldification, and product quality inspection at the factory is achieved through computerized automatic detection, ensuring good product consistency.
3 Main Technical Parameters
3.1 Bearing Diameter: φ20000.60mmEdge Bevel Angle:40o～45°

3.2 Resolution: 0.2mm
3.3 Rainfall Intensity Range: 0mm-4mm/min (permits rainfall intensity up to 8mm/min)
3.4 Measurement Accuracy: ≤±2% (Meets National Standard Grade I accuracy requirements)
≤±1% (Accuracy exceeds National Grade I Standard)
3.5 Communication Method: Two reed switch dry contact and open circuit signal output
3.6 Working Environment: Ambient Temperature: -10℃ to 50℃
Relative Humidity: <95% (40℃)
3.7 Size: φ216mm x 470mm