Flow sensor with 3/4 inch pipe thread fittings
General Flow Meter with 10kOhm Pullup Resistor(3-wire)
3/4" NPT Flow Sensor with 10kOhm Pull-Up Resistor Included (3-wire)

3/4" NPT Flow Sensor with 10kOhm Pull-Up Resistor Included (3-wire)

$9.95 Sale

The HA-1045 Flow Sensor accurately measures real-time water flow. This model is not compatible with the H2OPro Smart Sprinkler Timer. It is a general purpose flow sensor Amazon 
 
Video: How to achieve a leak tight seal with H2OPro Flow Sensors
   
Specifications:
  • Model: HA-1045
  • Power: 4 to 18 VDC
  • Includes 10kOhm pull-up resistor to VCC
  • 1380  pulses/Gallon
  • Pipe thread, 3/4 inch NPT Male (see product images for details)
  • Fits standard US PVC fittings
  • Flow: 0.25 - 16 Gal/min (1 to 60 L/min)
  • Water use only

H2OPro Flow Meter with 10kOhm pull-up resistor

Circuit Diagram for Flow Meter with 10 kOhm Pull-up Resistor