The B112LP is a 4-wire base with Form A&C relay contacts, for use with 100 Series smoke detectors.
The Model B112LP detector base is designed for use with System Sensor model 2151 photoelectronic and 1151 ionization detector heads. This four-wire base is equipped withscrew terminals for the connection of power, ground, and an optional remote annunciator.
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Manufacturer Part Number
B112LP
Features
Specifications 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
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Specifications 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
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