APPLICATIONS

Use for stream, lakes, well monitoring, tide, ocean, reservoirs, and waste water.

KEY FEATURES

Operates in depths up to 115 ft (35 m) with 50 PSI No mercury No sight feed oil in orifice line No needle valve or diaphragm problems SDI-12 and RS-485 interfaces Automatic purge Programmable bubble rate of 30 to 120 per minute

Flow rates are programmable Sleep current 6mA Directly driven by all XL dataloggers using RS-485 Connects to H-350XL making a complete bubble gage Compatible with other manufacturers' sensors and data loggers

 

 

INTERFACE
RS-485 Electrical Specifications	Protocol	Flexible
	Commands	Half-duplex, 8-bit, no parity, 1stop bit
	Baud Rate	9600
ENVIRONMENT
Temperature	Standard Operating Range	-40° to 60° C
	Storage	-50° to 80° C
	It is recommended to install unit in weather shielded enclosure
Gas Delivery	Particulars	Microprocessor controlled unit
	Gas Flow Technology	Constant mass flow
	Gas Flow Control	Bubble rate is user programmable from 30 to 120 bubbles per minute based on 1/4 in. tubing orifice pointing down. Auto zero error controlled flow nozzle (patent application in process) (NO NEEDLE VALVE PROBLEMS)
Compressor	Type	Piston compressor (NO BROKEN DIA­PHRAGM PROBLEMS)
	Operation	Low duty cycle (7 hours typical run-time per year at 60 bubbles per minute flow rate into 12 ft. of stage-purges not included)
Purge Functions	Purge Pressure Level	User Selectable 15 psi to 80 psi
	Options	• Manual • SDI Driven purge • Remote controlled
MECHANICAL
Physical	Enclosure	Sealed corrosion resistant fiberglass
	Size	10” wide x 12” long x 6” high 25.4 cm wide x 30.48 cm long x 15.24 cm high
	Weight	12 lbs. (5.44 kg)
	Mounting	Hardware supplied for wall mounting
	Pressure Outlet	1/8 in. FNPT
	Sensor Pressure Outlet	1/8 in. FNPT
	Reserve Tank Outlet	1/8 in. FNPT (80 psi MAX) Pressure relief valve included
MISCELLANEOUS
Warranty	The WaterLOG® H-3551 is warranted against defects in mate­rials and workmanship for two years from date of shipment.
Specifications subject to change without prior notice due to on going commitment to product testing and improvement. LR January 15, 2011. D02 031

Manuals

H-3551 Manual

FAQs

Orifice Line Installation

Catalogs & Brochures

H-3551 Brochure

 

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