Retriever Specifications: Solar-Powered Wireless Data Collection System for Landfills and Remediation Sites

Available Sensors
Vacuum / Pressure:	Direct or differential
Liquid Level Reading:	Bubbler tube backpressure type or submersible pressure transducer, with or without wellhead pressure / vacuum compensation
Flow:	SmartMeter electronic, pneumatic cycle counter, paddlewheel or other pulse output flow meters
Weather type:	Rainfall, wind speed/direction, barometric pressure, sunlight intensity
Water quality type:	Conductivity, pH, other specific ion sensors
Other:	0-5 VDC or 4-20mA output sensors
Retriever Sensor Capacity:	Analog inputs - 4 sensors, 0-5 VDC or 4-20mA Counter input - 1 counter
Contact QED for other sensor options
Contact QED for other sensor options
Dimensions:	16" H x 7" D x 14" W (406mm H x 177mm D x 356mm W)
Enclosure:	All-weather wall and/or post mount
Weight:	35 lb (15.8 Kg)
Power Supply	Solar powered 20 day power backup Fully charged with 3 hours of sunlight
Wireless Communication:	Cellular network, 98% US coverage
Tier-1 Data Center:	Multiple levels of security Network protection Redundant load balancers Redundant infrastructure Network & Server Monitoring Redundant uninterruptible power supplies Redundant backbone Video surveillance Back-up generators
Data Access Requirements:	Computer with Internet access Web browser (Internet Explorer, Netscape, Mozilla, etc.)