Description

Specification Details
Model YF-S201
Sensing Technology Hall-effect sensor with magnetic rotor
Body Material Plastic
Connection Size Nominal ½-inch threaded ports
Flow Measurement Range 1–30 L/min
Operating Voltage 3.5–12 V DC
Operating Current 15 mA at 5 V
Output Type Digital pulses
Nominal Pulse Count 450 pulses per litre
Flow Calculation Flow rate (L/min) = frequency (Hz) ÷ 7.5
Stated Accuracy ±5% over 2–30 L/min
Pressure Rating Listed as less than 1.75 MPa
Output HIGH / LOW Above 4.7 V / below 0.5 V at 5 V supply
Pulse Duty Cycle 50% ±10%
Electrical Connections Supply, ground and pulse signal
Dimensions Approximately 62 × 36 × 35 mm
Weight Approximately 52 g