Description
The Model B112LP detector base is designed for use with System Sensor models 2151 photo electronic and 1151 ionization detector heads. This two-wire base is equipped with screw terminals for the connection of power, ground, and an optional remote annunciator.
Main Features
- Base Diameter: 6.2 inches (157 mm)
- Base Height: 0.95 inches (24 mm)
- Weight: 0.3 lb. (137 g)
- Mounting: 4-inch square box with or without plaster ring. Min. depth–1.5 inches / 3-1/2-inch octagon box. Min. depth–1.5 inches
- Operating Temperature Range: 0° to 49°C (32° to 120°F)
- Operating Humidity Range: 10% to 93% Relative Humidity, Noncondensing
- Electrical Ratings – includes base and detector
- System Voltage: 24 VDC
- Maximum Ripple Voltage: 4 Volts peak-to-peak
- Start-Up Capacitance: 0.02µF Maximum
- Standby Ratings: 20 VDC Minimum / 29 VDC Maximum / 120 µA Maximum
- Alarm Ratings: 17 mA Minimum / 36 mA Maximum
- Reset Voltage: 1.4 VDC Minimum
- Reset Time: 0.3 Seconds Maximum
- (The optional RA400Z operates within specified detector alarm currents.)
- Start-up Time: 34.0 Seconds Maximum
- Relay Contact Ratings:
- Resistive or Inductive (60% Power Factor)
- Form A: 2.0 A @ 30 VAC/DC
- Form C: 2.0 A @ 30 VAC/DC / 0.6 A @ 110 VDC / 1.0 A @ 125 VAC
