REQUESTED_PV_VOLUME_ul = 4000
REQUESTED_PV_RATE = 500 # given in ul/sec
DECON_VOLUME = 1000  # how much Decon reagent to push out the intake, microliters
DECON_RATE = 500     # given in ul/sec
PV_SOAK_MINUTES = 8  # this must be an integer 0 or greater
PV_PURGE_SEC = 15 #time in seconds to push PV out from above the filter, depends on porosity 

# before sampling, clearing out decon (bleach) in system,
# pass native water through to clear system in preparation 
# for new sample
CLEAR_VOLUME = 0.1      # liters
CLEAR_MIN_RATE = 0.03   # literes/min
CLEAR_MAX_TIME = 300    # seconds
CLEAR_UPDATE_RATE = 1   # seconds

sampleRate = 0.03  # minimum flowrate in liters/min
sampleTime = 1800  # maximum sampling time in seconds