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Home --> Fire Alarm Systems
base std
  • General
  • Feature
  • Specification
The B501 is a plug in detector base intended for use in an intelligent system with screw terminals provided for power (+) and (–), and remote annunciator connections. The communication takes place over the power (+) and (–)
Diameter: 4.0 inches (10.2cm) Mounting: 50mm, 60mm, and 70mm centers Electrical Ratings – includes base and detector Voltage Range: 15-32 VDC Standby Current (nominal): 150μA at 24 VDC Power-Up Surge at Maximum Rated Voltage: 1.5mA–Sec. LED Current (nominal): 6mA at 24 VDC Operating Temperature Range: 32° to 150°F (0° to 66°C)