DISCHARGE RATING VERIFICATION

1
Hydrological Services Pty Ltd Sydney, Australia
Current Meter Counters
2
COMPARISON OF VARIOUS TYPES
Type Functions
CMC Sp Pulse time velocity
PVD100 Pulse time velocity
Hydromate CMC3 Pulse time velocity discharge
3
PVD100
CMC Sp
4
PVD100 / CMC Sp

• Pulse, time and velocity functionality
• LCD display
• Cleans signal from specific current meters
• Two fan equations
• Display instantaneous point velocity (at end of
  timing period)
• Internal 3V DC (2AA alkaline batteries)
• Same timing intervals as CMC20A

5
HydroMate CMC3 Stream Gauging Computer
6
HydroMate CMC3 Stream Gauging Computer

• Pulse, time, velocity and discharge functionality
• LCD touch screen display
• Internal re-chargeable D size batteries (mains
  and car charger)
• RS232 communications to laptop
• Memory for up to 32 fan calibration formulae
• Memory for up to 30 stream sites (max. 30
  verticals, with max. 11 velocity observations on
  each vertical)

7
HydroMate CMC3 Stream Gauging Computer

• Measures and displays BOTH instantaneous and
  average velocity
• Current meter connected by standard banana type
  plugs
• Screen display can be rotated 180
• Screen display can be set for left or right
  handed operators
• Discharge computation by either Mean or Mid
  Section methods
• Columbus weight offset feature
• Data output as CSV file to data base