Currency | Rate | |
---|---|---|
Purchase | Sale | |
EUR | 4,2255 | 4,3109 |
USD | 3,8984 | 3,9772 |
*Tabela C NBP | ||
EUR | 4,0911 | 4,4675 |
USD | 3,7819 | 4,1299 |
*BNP Paribas |
Buzzer, Przerywany, Przetwornik dźwięku, sygnalizator piezoelektryczny, na panel
Product features:
Type of sound transducer piezoelectric indicator Properties of sound transducers with an internal generator Panel mounting Resonant frequency 2.9kHz Operating current 20mA Operating voltage 24V DC Sound level 95dB (d = 0.3 m) Sound type pulsating Resonant frequency tolerance ± 500Hz External dimensions Ø43mm Screw terminals Weight 43g. Frequency of 500Hz capacity measurement
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