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ZLYRR08 is 24GHz ranging radar adopts FMCW mode, non-contact installation design, small size and compact structure. High precision, low power consumption, strong anti-interference ability. It’s suitable for water level monitoring in lakes and rivers, flash flood warning, water storage ponds, sewage pipe networks, etc.
| Parameter | Symbol | Minimum | Typical | Maximum | Unit | Description |
| Transmitter | ||||||
| Transmitter Frequency | ƒ | 24 | 26 | GHz | ||
| Output power (EIRP) | Pout | 13 | 20 | dBm | ||
| Antenna angle (refer to Figure 4) | ||||||
| Beamwidth (-3dB) | Horizontal | 11 | ° | |||
| Vertical | 11 | ° | ||||
| Power supply | ||||||
| Operating Voltage | VCC | 9 | 12 | 24 | V | |
| Working Current | ICC | 30 | mA | typical value | ||
| Output | RS485 communication mode, default baud rate 115200, ASCII/Modbus protocol can be freely switched. | |||||
| Ambient | ||||||
| Working Temperature | TOP | ﹣45 | 85 | ℃ | ||
| Overall Dimension (Diameter x Height) | 194mm x 108mm x 40mm | |||||
| Weight | 455g | |||||
| Measurement Indicators: | ||||||
| Measuring range | 0.2~75m | |||||
| Measuring accuracy | ±1cm | |||||
| Resolution | 1mm | |||||
| Start-up time | 1s | |||||
24Ghz Radar Level Gauge is flat microstrip antenna design which is more suitable for water level measurement in open areas such as rivers and lakes，flood warning and etc.
24ghz 75m Long distance Liquid Level Sensor controller for flood control and environmental pollution monitoring Specifications and Wiring Definitions
| PIN | Colour | Name | Description |
| 1 | Red | Vcc | 12V DC Power Supply |
| 2 | Black | GND | DC Power Supply Negative |
| 3 | Green | 485A+ | |
| 4 | Yellow | 485B- |
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