Gentex GN503FF Combination Photoelectric Smoke and Carbon Monoxide Alarm with Two Form A/ Form C Relay Contacts

• Two sets of Form A/Form C Contacts activate independently for smoke and carbon monoxide events
• Includes 9VDC battery back-up
• Horn frequency 3100 Hz (nominal)
• Meets sensitivity requirements ofANSI/UL 2034
• F Model:One (1) set of Form A/Form C contacts that activate for smoke and/or CO events
• FF Model: Two (2) sets of Form A/Form C contacts that activate independently for smoke and CO events
• Relay contacts operate on battery back-up
• Push button self test feature
• Push button functional test feature
• Quick-disconnect wiring harness
• Non-latching (self restoring) alarm
• Fully insect protected
• Red LED pulses every 30 seconds, green LED for AC power on
• Mounting hardware adapts to standard junction boxes, including but not limited to 4x4x2-1/8 octagon
• Dust cover to prevent contamination during installation
• Low or missing battery indicator
• 1 year warranty from date of purchase
• 5 year limited warranty on CO sensor

• Operating Voltage: 120VAC, 60Hz
• Operating Current: .045 amps
• Operating Current (Relay Options): .070 amps
• Operating Ambient Temp Range: 40F to 100F (4.4C-38C)
• Alarm Horn Rating: 5dBA at 10 feet (3.048 m)
• Auxiliary Relay: 2 Form A & 2 Form C (0.3 amp)
• Size:
  -Diameter at base: 5.75 in. (14.605 cm)
  -Overall diameter 6.25 in. (16.51 cm)
  -Depth: 1.8 in. (4.572 cm)
• Secondary Power Source: Alkaline 9VDC battery (Duracell MN 1604)
• CO Sensing Cell: Electrochemical Cell