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80ghz Radar Liquid Level Sensors 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- |
80Ghz 40m Planar Microstrip Antenna Water Level Sensor
- 80GHz RS485 Communication Mode
- 40m Measuring range
- ASCII/MODBUS Protocol freely switched.
- Non-contact installation Planar Microstrip
- Antenna Design IP67 Waterproof
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80GHz 40m Non-contact Radar Level Detector Description
ZLYRR04 is a ranging radar specially designed and developed for hydrological detection. The radar adopts FMCW mode, non-contact installation design, small size and compact structure. High precision, low power consumption, strong anti-interference ability. It is suitable for water level monitoring of lakes and rivers, flash flood warning, water storage ponds, sewage pipe networks and so on.
80Ghz Water Level Meter Technical Sheet
| Parameter | Symbol | Minimum | Typical | Maximum | Unit | Description |
| Transmitter | ||||||
| Transmitter Frequency | ƒ | 77 | 81 | GHz | Bandwidth 4G | |
| Output power (EIRP) | Pout | 13 | 20 | dBm | ||
| Antenna angle (refer to Figure 4) | ||||||
| Beamwidth (-3dB) | Horizontal | 14 | ° | |||
| Vertical | 10 | ° | ||||
| Power supply | ||||||
| Operating Voltage | VCC | 9 | 12 | 24 | V | |
| Working Current | ICC | 20 | 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) | Φ74 x29.7 mm | |||||
| Weight | 155 g | |||||
| Measurement Indicators: | ||||||
| Measuring range | 0.1~40m | |||||
| Measuring accuracy | ±3mm | |||||
| Resolution | 1mm | |||||
| Start-up time | 100ms max. | |||||
80Ghz Water Level Meter Applications
80Ghz RS485 liquid water Level radar sensor for water level monitoring of lakes and rivers flash flood, and environmental pollution monitoring.
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