PIEZO SOUND GENERATORS Dimension Unit : mm Tolerance : ±0.3mm ø1.0 + 25.4 HPA43EX Characteristics Response ø42.5 14.0 6.5 Measuring Temperature : 25°C Measuring Distance : 30cm mA JL World dB 95 15 90 10 5 85 6 8 10 12 14 16 18 V 6 8 10 12 14 16 18 V HPA43EX Specification (all data taken at 25°C unless otherwise specified) Rated Operating HRated HSound Output HGenerated Current Voltage Voltage at 30cm Frequency (mA) (dB) (VDC) (VDC) (Hz) 12 3 ~ 28 £8 ³ 90 2800 ± 500 Operating Temperature (°C) Storage Temperature (°C) Weight (g) -20 ~ +80 -30 ~ +85 20 HValue Applying Rated Voltage, DC www.jlworld.com