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Time Delay Relay Module (0 10 seconds) Raspberry Pi 4 Model B (2GB Ram) Beverage & Liquid Dispensing Machine: Beverage & Liquid Dispensing Machine: Control precise amounts of liquid flow in vending machines or DIY drink dispensers Specification Details Product Type Turbine Type Water Flow Sensor Nominal Diameter DN50 (2 inches) Flow Range 10 to 200 m³ h Accuracy ±2% of actual flow rate Output Signal Pulse frequency (4 and troubleshooting this module is ideal for sequential control
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