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AMMONIA GAS DETECTOR AD-12 • CONNECTS TO ALARM CONTROL PANELS • TWO RELAYS AT TWO LEVELS OF DETECTION • WIDE POWER SUPPLY RANGE: 10 to 26 Vac or Vdc • EXPLOSION PROOF DESIGN: IGNITION PROTECTED • WIDE OPERATING TEMPERATURE RANGE: -40 to 100¡F • MAINTENANCE FREE ELECTRONIC SENSOR, SUPERVISED • SMALL, COMPACT, MOUNTS ON 4 X 4 ELECTRICAL BOX • STANDARD CALIBRATION: 25 & 100 ppm (Parts Per Million) • SPECIAL CALIBRATIONS ARE AVAILABLE SPECIFICATIONS SIZE: 41/2x41/2x2inches SHIPPING: one pound VOLTAGE: 10 to 26 VAC or VDC POWER: 1.0 VA COLOR: white ALARM SET POINT: 25 & 100 ppm Ammonia RELAY MAX RATING 1 Amp, 125 V, 30VA RELAY TIME DELAY One minute RELAY CONTACTS: Two, dry, SPDT OPERATING TEMP. RANGE: -40° to 100° F DETECTOR SPACING: 30 feet, 900 sqaure feet CONNECTIONS: 8 @ number 20 wires RESPONSE TIME: 3 minutes INTERFERENCES When the AD-12 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-12-H detector with an operating temperature range of 0 to 150°F. Manufacured By: Macurco Inc. Distributed By Engwald  |
