Electro-Magnetic Sound Generators HCM09A Series 4.0 Ø9.0 ± 0.5 Ø0.7 Masking Label dB 5.5 3.0 ± 0.5 90 80 Dimension 70 Unit : mm Tolerance : ±0.3mm 60 Hz JL World 500 1K 2K 3K 5K 10K Frequency Response Applied Voltage : 1.5V, 50% Duty Square Wave Measuring Distance : 10cm Specification (all data taken at 25°C unless otherwise specified) Model HCM0901A HCM0903A HCM0905A Rated Voltage (V) Operating Voltage (V) HRated Current (mA) Coil Resistance (W) HSound Output at 10cm (dB) Rated Frequency (Hz) Operating Temperature (°C) Storage Temperature (°C) Housing Material Weight (g) 1.5 3 5 1~2 2~5 4~7 £ 70 £ 70 £ 70 5.5 ± 1 25 ± 4 40 ± 4 ³ 80 ³ 82 ³ 85 2731 2731 2731 -20 ~ +60 -20 ~ +60 -20 ~ +60 -30 ~ +70 -30 ~ +70 -30 ~ +70 Noryl SE1-GFN2 1 1 1 H Value Applying Rated Voltage, Rated Frequency, 50% Duty Square Wave www.jlworld.com