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v. <br /> The Leak Alert System <br /> Introducing Leak Alert, a highly The Leak Alert System offers two <br /> reliable, state-of-the-art system for types of sensing probes: (1) a thermal <br /> continuous monitoring of element capable of detecting the pre- <br /> ,.................. <br /> underground storage tanks. De- sence of any liquid, and (2) a metal- <br /> signed and developed by Universal oxide-semiconductor (MOS) sensor <br /> Sensors & Devices, this exciting but that recognizes the presence of most <br /> economical new electronic system combustible and organic gases. A <br /> provides both visual and audible single alarm panel will work simulta- <br /> warnings of leaking fluids and/or the neously with both types of sensors— <br /> vapors often generated by leaking up to 16 channels in all, depending <br /> fluids. on Leak Alert model selected. <br /> NEMA 4 <br /> WEATHER PROOF <br /> PROBE # ENCLOSURE <br /> ............. <br /> POWER <br /> INDICATOR ' VIEWING <br /> .�. . WINDOW <br /> INDIVIDUAL LEAK ALERT MASTER VISUAL <br /> ALARM <br /> PROBE AUDIBLE ALARM <br /> ALARMS <br /> AUDIBLE ALARM <br /> DEFEAT SWITCH <br /> TEST TAMPERPROOF <br /> SENCLOSURE <br /> WITCHES <br /> # • SEAL <br /> CONDUIT FOR <br /> AC POWER, RELAY = <br /> CONDUIT FOR `"' - CONTACTS, ft ANALOG <br /> PROBE CABLES SIGNAL OUTPUTS <br /> ...............................................................'.......................................................,; <br /> s................................................................................................................................: <br /> :.....................................................................................................................................r <br /> SystemFeatures .........................................................................................................................� <br /> No moving parts;non-corro- ■ Field adjustable alarm set- <br /> sive sensor materials for point for background vapor <br /> long service life. screening. <br /> Compact sensing probes 0 Built-in audio & visual <br /> with flexible cables; oper- alarms. <br /> ate in double-walled steel <br /> or FRP tanks,wet or vadose Auxiliary relay output for <br /> zone monitoring wells. remote alarm, phone dia- <br /> i Simple installation; probe ler, or pump shutdown <br /> can easily be removed for applications. <br /> inspection or calibration. 0 Optional analog output for <br /> Models available to moni- recording or control instru- <br /> tor up to 4.B or 16 sensors per mentation. <br /> alarm panel. <br /> * The Leak Alert Systems have been approved for use by the Elec- <br /> trical Testing Laboratory, Department of Building and Safety, <br /> City of Los Angeles, California: Application No. 249649. <br />