LB series - Buzzer switches

General specification

• Ø18 mm mounting hole;
• 34,9 mm depth:
• 2 different shapes (round Ø22 mm or rectangular 22x28 mm);
• PCB terminal also available;

Environmental specifications

• Operating temperatures: -25 to +60 °C (no freezing)
• Operating Humidity: 45 to 85% RH (no condensation);
• Degree of protection (IEC 60529): IP54;
• Vibration resistance: Operating extremes & damage limits : 5 to 55 Hz, amplitude 0,5 mm;
• Shock resistance: Operating extremes: 100 m/s² maximum, Damage limits: 1,000 m/s² maximum.

Electrical specifications

• Rated insulation voltage (Ui): 30 V;
• Rated operating voltage: 12, 24 V DC
• Insulation resistance: 100 Mohm min (500V DC megger);
• Dielectric strength: 1kV AC / 1min;
• Lifespan: 1 000 hours minimum
• Current draw: 26 mA;
• Inrush current: 80 mA;
• Response speed: 50 ms maximum;
• Sound frequency: 2.3 +/-0.3 kHz.

Materials

• Operator: plastic