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Compact Constant Flow (CF) Bubbler

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Compact Constant Flow (CF) Bubbler

    • 50% smaller than the original Constant Flow Bubbler (by volume)
    • Optional water temperature measurements
    • Fast-track mode
    • Self-contained system needing only external power & outlet tubing/ orifice
    • Long desiccant life (up to 1 year)
    • Adjustable bubble rate
    • Auto-zero function
    • Supports MODBUS protocol
    • Configurable averaging
    • User-variable auto purge & user-forced purge option
    • Flexible auto blockage detection
    • Modifiable auto measurement & logging
    • Built-in flash log for over 300,000 readings
    • Stand-alone or operation with other loggers/communication devices
    • Precision Accubar® Pressure Sensor
    • Front panel setup & maintenance.
    • SDI-12/RS232 interfaces compatible with loggers, cell modems, SatLink2 Transmitter/Logger
    • Swing-out front panel for easy maintenance.
    • Easier re-calibration
    • 3 Levels of filtration
    • Single orifice
    • Water Level Monitoring
    • Dam Safety
    • Tidal Monitoring
    • Stream gauging
    • Ideal for streams with high amounts of sediment

    • Measurement Interval:
    Stage/Level Internal Temperature Battery Pressure
    • Automeasure Interval
    1 second to 24 hours
    • Accuracy Stage/Level/Pressure
    0-20 ft.: ±0.01 ft. 20-57.5 ft: ±0.05% reading Reference to ft. based on USGS conversion factor 2.3073 ft. water per psi.
    • Measurement Technique
    Constant Flow Bubbler with user-programmed bubble rate. Pressure measured by Sutron Accubar‰ Sensor.
    • Stage/Level/Pressure Range
    25 psi, 57 ft (17 meters)
    • Measurement Technique
    Platinum RTD (385 or 392) or Precision thermistor.
    • Maximum Purge Pressure
    50 psi
    • Desiccant
    Silica gel, lasts up to a year
    • Outlet
    4/6mm tube or 3/8” tube
    • Enclosure
    Polycarbonate NEMA-4X
    • Communication Ports
    SDI-12, RS232, RS485
    • Operating Temperature
    -25°C to +60°C standard, -40°C to +60°C optional
    • Display Type
    2×20 LCD with backlight
    • Keypad Type
    6 button
    • Memory
    Built-in flash, >300,000 readings, SD card included, no USB
    • Ethernet
    no
    • Power Requirements
    12 to 16 VDC
    • Max Current
    4 amps for 25 psi unit
    • Communication Protocols Supported
    MODBUS (via RS232 only), SDI-12, command line
    • Setup
    Via front panel, command line or SDI-12
    • Device Dimensions
    Height 10.5” (26.7cm), Length 7.5” (19.1cm), Width 8.5” (21.6cm), Weight (including enclosure) 12.2 lbs without dessicant (5.6 Kg)

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