Spring Cleaning-Flow Meter

I read yet another book on iOS development and got the creative juices flowing with lots of ideas for some image processing.  That said, I’m starting to feel like a hoarder of electronic parts and opted to put a couple SeedStudio Water Flow Sensors to some use.  Besides someone asked me to describe how to use them in simple terms. So this side trip’s goal is put something together to measure the flow from kitchen faucets. The functional requirements include the following:

  • Hot water line measurement
  • Cold water line measurement
  • Current flow rate in L/sec
  • Running volume for the day in L
  • Max flow Duration for the day in seconds
  • Min flow Duration for the day in seconds
  • Average Duration for the day in seconds
  • Total flow duration for the day in seconds 
  • Integration with my existing M2M Mango instation over Modbus

Continue reading