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Unit of Measure
Items
B2NB Series Magnetic Buzzer

B2NB Series Magnetic Buzzer
B2PB Series Piezo Buzzer

B2PB Series Piezo Buzzer
B6MA Series Melody Buzzer

B6MA Series Melody Buzzer
B7VA Series Voice Buzzer

B7VA Series Voice Buzzer
Description N/A
Brands N/A Autonics
Model N/A B2NB N/A B2PB N/A B6MA N/A B7VA
Type N/A Magnetic Buzzer N/A Piezo Buzzer N/A Melody Buzzer N/A Voice Buzzer
Mounting Hole Diameter N/A 22 mm25 mm N/A 22 mm25 mm N/A N/A 72 mm
Panel Thickness N/A 6 mm N/A 6 mm N/A N/A ≤ 6 mm
Direct Current (DC) Power Supply Voltage N/A 12 to 24 V N/A 12 to 24 V N/A N/A 12 to 24 V
Permissible Voltage Range N/A 90 to 110 % of rated voltage N/A 90 to 110 % of rated voltage N/A 90 to 110 % of rated voltage N/A
Power Consumption N/A ≤ 1.5 W N/A ≤ 0.6 W N/A N/A
Sound Pressure N/A ≈ 87±10 dB (Distance: 0.1 m) N/A 98 ±8 dB (Distance: 0.1 m) N/A Max. 105±10% dB (0.1 m), Max. 95±10% dB (1 m) N/A ≤ 90 ±10% dB (Distance at 1 m)
Sound Type N/A Continuous Sound Intermittent Sound N/A Continuous Sound Intermittent Sound N/A N/A
Case Color N/A N/A N/A Gray N/A Black
Input N/A N/A N/A NPN Open Collector Model PNP Open Collector Model N/A
Channels N/A N/A N/A 4 Channels N/A 8 Channels
Melody Type N/A N/A N/A Terminal Input: 4 types (Ambulance, Police, Ringtone, for Elise) N/A
Insulation Resistance N/A N/A N/A ≥ 1,000 MΩ (500 VDC, megger, between all terminals and case) N/A
Installation Diameter N/A N/A N/A 66 mm N/A
Memory N/A N/A N/A N/A E: External Memory No Mark: Internal Memory
Signal Input Method N/A N/A N/A N/A Compatible with NPN and PNP inputs
Indicator N/A N/A N/A N/A Status Indicator: Green/Orange LED
Features N/A
  • Clear and loud sound : up to 87 ±10 dB (at 0.1m)
  • Select between continuous or intermittent sound settings
 		N/A
  • Clear and loud sound : up to 98 ±8 dB (at 0.1m)
  • Select between continuous or intermittent sound settings
 		N/A
  • 4 different melodies (ambulance, police siren, phone ring, Für Elise)
  • Check operation status with operation indicator (red LED)
  • End sleeves (ferrule terminal) provide simple wiring
  • Power supply : 12-24 VDC, 110-220 VAC 50/60 Hz
  • Installation method : screw-on method
  • IP65 protection structure (IEC standard, front-plate only)
 		N/A
  • Sound pressure level: up to 90dB±10% (at 1 m)
  • Check operation status with operation indicator (LED indicator)
  • 8 different alarms
  • Switch between single or repeat play (internal memory type)
  • Inserting voice or melody available (external memory type)
  • Switch between NPN/PNP
  • IP65 protection rating