The B501BH sounder base is used with System Sensor 200 and 500 Series sensor heads. Refer to the appropriate manual for more information on sensors.
Base Diameter: 6.0 inches (15.2 cm)
Base Height (less sensor): 2.3 inches (5.9 cm)
Weight: 0.4 lb. (181 gm)
Operating Temperature Range: 32° to 120°F (0° to 49°C)
Operating Humidity Range: 10% to 93% Relative Humidity
External Supply Voltage: 17 to 32 VDC
Standby Current: 1.0 mA maximum
Alarm Current: 15 mA maximum
Maximum Ripple Voltage: 10% of supply voltage
Start-up Capacitance: 200 μF
Communication/Initiating Loop Supply
Current Draw from Remote Output
of Sensor to turn on Horn: 700 μA maximum
Sound Output: Greater than 90 dBA measured in anechoic room at 10 feet, 24 volts. 85 dBA
minimum measured in UL reverberant room.