YF-S401 PVC Water Flow sensor
- Model: YF-S402
- Voltage Range: 5~12 V
- Operating Current: 15 mA (DC 5V)
- Insulation Resistance: >100 MΩ
- Inner Diameter: 4 mm
- Outside diameter: 7 mm
- Proof Water Pressure: <0.8 MPa
- Water Flow Range: 0.3-6 L/min
- Accuracy: ±5% (0.3-3L/min)
- Output Pulse High Level: >4.5 VDC (DC input voltage 5 V)
- Output Pulse Low Level: <0.5 VDC (DC input voltage 5 V)
- Output Pulse Duty Ratio: 50% ± 10%
- Water-flow Formula: 1L = 5880 square waves
- Working Humidity Range: 35% ~ 90% RH (no frost)
- 6 mm hose is recommended
- Avoid unit contact with corrosive chemicals
- The unit must be installed vertically, tilted no more than 5 degrees
- The liquid temperature should be less than 120 C to avoid damage to the unit
- With stainless steel axis in the wheel, abrasion-resistant
- Dimension: 58*35*26 mm
- Weight: 30g
YF-S402 High Precision Flow Meter Water Flow Sensor
- Model: YF-S402
- Minimum rated working voltage: DC 5~24V;
- working current: 15mA (DC 5V);
- Working voltage range: DC 5~18V;
- Load capability: <= 10mA (DC 5V);
- Working temperature: <= 80'C;
- Humidity range: 35%~90%RH (no frost);
- Water pressure: <1.75Mpa;
- Storage temperature: -25~80'C; Storage humidity: 25~95%RH;
- Flow range: 1~5L/min'; Frequency: 4380 pulse for 1L through the sensor
- Dimensions: 2.28 in x 1.38 in x 1.06 in (5.8 cm x 3.5 cm x 2.7 cm)
- Thread Size : G1/4"
YF-S403 water flow sensor 1-30L/min Flow meter
- Model: YF-S403
- The lowest rated working voltage: DC 4.5 5V - 24V.
- Maximum Operating Current: 15 mA (DC 5V).
- Working voltage range: DC 5 - 18V.
- Load capacity: ≤ 10 mA (DC 5V).
- Working temperature: ≤ 80 ℃
- Working humidity range: 35%-90% RH (no frost)
- Allow Pressure: 1.75Mpa
- Storage temperature: -25 - + 80 ° c
- Save Humidity: 25% - 95% RH
- Flow range: 1-30L / min
- External thread: 3/4 "
- Output interface diameter: Ca. Outside 26mm, inside 12mm, 14mm.
- The seal ring with the upper and lower force structure never leaks.
- Non-violent shock, and chemical erosion.
- Non-throwing or hitting.
- Vertical mounting does not exceed 5 degrees inclination.
- The temperature of the medium should not exceed 120 ℃.
- Dimension: 58*35*26 mm
- Weight: 30g