CONSTANT FLOW BUBBLER, ACCUBAR BUBBLE GAUGE, WATER LEVEL MONITORING

Constant Flow ACCUBAR® Bubble Gage Datasheet
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Products » Sensors » Water Level & Water Quality » CF ACCUBAR® Bubble Gage

CONSTANT FLOW ACCUBAR® BUBBLE GAGE & RECORDER

An All-in-One, Precision Device for Measuring & Logging Water Levels


*Included All in One Single NEMA-4 Enclosure Compressor Sensor Datalogger Desiccant		• The Accubar® Constant Flow (CF) Bubble Gage is a self-contained, precision device for measuring water levels that consists of a pump, tank, manifold, control board, display/keypad & enclosure. • The CF Bubbler’s built-in precision Accubar® Pressure Sensor meets the high accuracy requirements for streamgaging & monitoring of tidal/coastal areas, estuaries, groundwater, & reservoirs. • The Bubbler includes a built-in datalogger for stand-alone operation &/or backup (redundant) data recording and RS232 & SDI-12 ports for communications & maintenance.

FEATURES

Self-contained system needing only external power & outlet tubing/orifice
Long desiccant life (up to 1 year)
Adjustable bubble rate
The CF Bubbler supports MODBUS protocol.
Configurable averaging
User-variable auto purge
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.
Auto-zero function
Easier re-calibration
3 Levels of filtration
User-forced purge option
SD card slot!!

SPECIFICATIONS Subject to change without notice
ELECTRICAL
Power Required	8-16 VDC
Interface	SDI-12 V1.3, RS232
Average Power	100mW for 3 sec. measurement every 15 min.
Quiescent Current	<1mA
PNEUMATIC
Pressure Range	0-25 psi (57.5 ft. or 17.5 m water*)
Accuracy	0-20 ft., ±0.01 ft.*
	20 - 57.5 ft., ±0.05% of reading *
Resolution	0.0001 psi
Purge Pressure	70 psi max
Bubble Rate	User Settable
Compressor Type	Piston & Cylinder

MECHANICAL
Enclosure	NEMA-4 Fiberglass
Dimensions	12 in. x 15 in. x 7.5 in
Connections	8 Position Terminal Block
Pressure Outlet	3/8 in. O.D. Tubing
ENVIRONMENTAL
Temperature	Standard: -25°C to +60°C Optional: -40°C to +60°C
Humidity	0-95% Non-condensing
*Reference to ft. based on USGS conversion factor 2.3073 ft. water per psi