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AMMONIA GAS DETECTOR AD-1 • WIDE OPERATING TEMPERATURE RANGE: -40 TO 100¡F • ELECTRONIC SENSOR: NO MAINTENANCE REQUIRED • ADJUSTABLE SET POINT: 25 TO 275 PPM AMMONIA • WIDE POWER SUPPLY RANGE: 10 TO 26 VAC OR VDC • SIMPLE INSTALLATION AND OPERATION • CONNECTS TO CLASS A & B PANELS • FAIL SAFE SYSTEM EXPLOSION PROOF DESIGN: IGNITION PROTECTED • COST EFFECTIVE SPECIFICATIONS SIZE: 41/2x41/2x2inches SHIPPING: one pound VOLTAGE: 10 to 26 VAC or VDC CURRENT DRAW: 83ma @ 12V, 4lma @ 24V SENSOR MAINTENANCE: none required COLOR: white ALARM SET POINT: 25 to 275 ppm Ammonia AD-1 TEMPERATURE RANGE: -40 to 100¡F AD-1-H TEMPERATURE RANGE: 0 to 150¡F RELAY: 1A, i25V, 3OVA, SPDT, Dry Contacts RESPONSE TIME: 3 minutes SENSOR LIFE: 7 to 10 years INTERFERENCES When the AD-1 is set to 100 ppm, the following approx. gas levels can cause an alarm: NATURAL (METHANE): 10,000 ppm PROPANE, BUTANE, LP: 4000 ppm CARBON MONOXIDE: 600 ppm HYDROGEN: 100 ppm ETHYLENE OXIDE: 100 ppm REFRIGERANT R-11: 10,000 ppm REFRIGERANT R-12: 10,000 ppm REFRIGERANT R-22: 1000 ppm REFRIGERANT R-502: 1000 ppm NOTE: Ammonia is lighter than air: Mount AD-1 high. OPTION: AD-1-H detector with an operating temperature range of 0 to 150°F. Manufacured By: Macurco Inc. Distributed By Engwald  |
