The BC-30 alarm horn high-power alarm is used as a high-power alarm device for lifting equipment such as construction machinery (cranes, crawler cranes, tire cranes, etc.) and port machinery (gantry cranes, bridge cranes, etc.), especially suitable for high-altitude and noisy environments on site. Main functions and features• Aluminum alloy shell, silver gray matte spray painted process horn, waterproof and anti-corrosion& bull; The sound quality is clear and powerful, with good performance& A 30W output alarm power& bull; Simple control, as long as the power is turned on, an alarm can be triggered& bull; The bracket installation is flexible and convenient, with a wide range of usage environments& bull; Reliable performance and stable operation& bull; Horn shaped structure, with long sound transmission distance& bull; Suitable for various occasions that require high-power alarm systems. Main technical parameters Working voltage& &nbp;&nbp;&nbp;&nbp;&nbp;&nbp;&nbp;&nbp;&nbp; AC220V/DC24V (special voltage can be customized) power frequency&nbp& &nbp;&nbp;&nbp;&nbp;&nbp;&nbp;&nbp;&nbp; 50Hz~60Hz sound&nbp; Adjust& &nbp;&nbp;&nbp;&nbp;&nbp;&nbp;&nbp;&nbp;&nbp;&nbp;&nbp;&nbp;&nbp; A/B/E/D/Y/L/Voice (special tones or voice customizable) function&nbp; Rate& &nbp;&nbp;&nbp;&nbp;&nbp;&nbp;&nbp;&nbp;&nbp;&nbp;&nbp;&nbp; 30W speaker impedance&nbp& nbsp;          8Ω Sound; Level& &nbp;&nbp;&nbp;&nbp;&nbp;&nbp;&nbp;&nbp;&nbp;&nbp;&nbp;&nbp; 108dB working temperature&nbp& &nbp;&nbp;&nbp;&nbp;&nbp;&nbp;&nbp; -30 ℃~+70 ℃ Protection level&nbp& &nbp;&nbp;&nbp;&nbp;&nbp;&nbp;&nbp;&nbp;&nbp;&nbp; IP65 working humidity&nbp& 10% to 95% (non condensing) reference weight& &nbp;&nbp;&nbp;&nbp;&nbp;&nbp;&nbp;&nbp;&nbp; 5.0kg material&nbp; Quality& nbsp;               Aluminum alloy& nbsp; Installation and usage methods• Check if the power supply matches the rated voltage of the alarm& bull; The alarm should be fixed to the installation surface with M12 screws, and the installation surface should be flat and have sufficient mechanical strength& bull; Install the speaker with the mouth facing downwards, at least parallel to the horizontal axis of the speaker, to prevent rainwater from lingering in the buzzer& bull; Connect the power supply to the terminal at the top of the speaker, and the speaker will make a sound& bull; There is a potentiometer with adjustable volume inside this product& BC-30 Alarm Horn High Power Alarm Shandong Zhuoxin Machinery Co., Ltd. is located in the economic capital of Shandong, China. It mainly engages in the production and sales of instruments, automation equipment, and complete supporting products. Its main products are sold to factories, mines, power plants, and universities across the country. Our products include non-destructive testing equipment, ultrasonic thickness gauges, coating thickness gauges, vibration gauges, noise gauges, infrared thermometers, pressure gauges, pressure controllers, oscilloscopes, power supplies, bimetallic thermometers, thermocouples, thermistors, temperature transmitters, proximity switches, rope switches, deviation switches, push-pull force gauges, testing machines, and other supporting products.