Marketing and Engineering Requirements
Marketing Requirements
M.R.1) Device will measure Electrical Conductivity reading of stream with accurate time stamp
M.R.2) Device must be able to withstand impact damage.
M.R.3) Device must be compact.Â
M.R.4) Device must power itself locally
M.R.5) Module Production must be scalable, easy to recreate, and easy to maintain.
M.R.6) Deployable by person with basic technician level skill
M.R.7) Device will transmit data reliably
M.R.8) Readings to be visualized in an easily assessed format by hydrologists.
M.R.9) Website will display detected data, downloadable in commonly used format
Engineering Requirements
E.R.1) The device must be IP65 water resistant. (M.R.2)
E.R.2) Device must be able to collect and transmit data for 2 year min. (M.R.6)
E.R.3) Sensor can be up to 20 feet from the housing. (M.R.5)
E.R.4) Encasing must be able to protect the device from temperatures of -10 degrees C to 50 degrees C(M.R.2)
E.R.5) System supplied with 3.6 V (-0.1+0.6) (M.R.4)
E.R.6) Configurable option for internet communications from every 15 minutes to once every 24 hours for wireless communications.(M.R.7)
E.R.7) When there is communication chanel established data shall be guaranteed to reach host 99% of time.(M.R.7)
E.R.8) The relative electrical conductivity sensor will measure 0-2000 [µS](M.R.8)
E.R.9)System time for corresponding timestamp accurate up to the minute of real time(M.R.1)