Electromagnetic sounders Ø12mm with generator

Type of sound transducerelectromagnetic signaller
Featureswith built-in generator
Terminal pitch7.6mm
Symbol BMT-1203UX BMT-1206UX BMT-1212UX AI-1223-TWT-5V-R AI-1440-TWT-24V
Diameter [mm]
- 12 x x x x  
- 13.8         x
Operating current [mA] 30 30 30 30 18
Sound frequency [kHz] 2.3 2.3 2.3 2.3 4
Manufacturer BESTAR BESTAR BESTAR PUI AUDIO PUI AUDIO
Mounting
- THT x x x    
Dimensions Fig. 1. Fig. 1. Fig. 1. - -
Height [mm] 7.5 7.5 7.5 9.5 7.5
Tolerance [Hz] ±400 ±400 ±400 ±300 ±500
Operating temperature [°C]
- -40...85       x  
- -30...75         x
- -20...70 x x x    
Operating voltage [V DC]
- 2...5 x        
- 3...7   x   x  
- 6...30         x
- 9...15     x    
Sound level
- 82dB x        
- 83dB   x      
- 85dB     x x  
- 87dB         x
Kind of sound
- continuous       x x