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Description
Features:
| CATEGORY | SPECIFICATIONS |
|---|---|
| Product Type | Hall Effect Water Flow Sensor |
| Working Principle | Magnetic rotor with Hall sensor producing pulse output proportional to flow |
| Material | Plastic body with stainless steel bead impeller |
| Design Features | Lightweight, compact size, waterproof sealing, easy installation |
| Flow Range | 1 – 30 L/min |
| Accuracy | ±2% |
| Pulse Output | 450 pulses per liter |
| Frequency Formula | F = 7.5 × Q (Q in L/min) |
| Output Signal | Square wave (digital pulse) |
| Working Voltage | DC 3.5 – 24V |
| Minimum Voltage | DC 4.5V |
| Operating Current | ≤ 10 mA (Max 15 mA at 5V) |
| Load Capacity | ≤ 10 mA (DC 5V) |
| Maximum Pressure | ≤ 1.75 MPa |
| Temperature Range | ≤ 80°C |
| Medium Temperature | ≤ 120°C |
| Operating Humidity | 35% – 90% RH (no condensation) |
| Storage Temperature | -25°C to 80°C |
| Storage Humidity | 25% – 95% RH |
| Waterproofing | Sealed Hall element with rubber ring and silicone protection |
| Wiring | Red (VCC), Black (GND), Yellow (Signal Output) |
| Output Type | Digital pulse (square waveform) |
| Standards Compliance | RoHS compliant |
| Durability Feature | Wear-resistant impeller with stainless steel beads |
| Cautions | Avoid shock, chemical exposure, high current (>10mA), and excessive temperature |
| Applications | Water heaters, flow monitoring, automated water control systems |
Package Includes:
1 x YF-S201 1/2'' Water Flow Sensor
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