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BC-2

BC-2

Product catalog summary

Applications: The BC-2 Loudspeaker & Controller Kit is designed for use in the cabs of engineering machinery such as travelling cranes, crawler cranes, truck cranes, and harbor cranes including gantry and bridge cranes.

Major Functions and Features:

Offers various selectable tones.
Adjustable volume control.
Includes both microphone and loudspeaker capabilities.
Optional alarm time delay function.
Simultaneous warning light and alarm (optional).
Multiple combination modes available.

Specifications:

Voltage options: AC24V/AC36V/AC110V/AC220V/AC380V/DC24V.
Frequency: 50Hz~60Hz.
Alarm tones: A, B, E (customizable).
Power: 10W~50W.
Speaker: 50W/16Ω, 106dB~110dB.
Working temperature: -20˚C to +70˚C.
Material: Controller made from cold-rolled plate.
Working humidity: 10% to 95% (non-condensing).
Weight of controller: 3kg.

Mounting & Operation:

Mount using M5 screws on a surface strong enough to support the device.
Follow the wiring schematic for connections, including external devices like microphones and loudspeakers.
Ensure correct power and ground cable connections before turning on the power.
Use the microphone by pressing the switch; send alarm signals via switches on the front or back panel.
Adjust volume based on background noise and select alarm tone using the tone switch.

Notices:

Controller is for indoor use only.
Ensure correct cable connections to avoid short circuits.
Speaker power should match standard configuration.
Temperature increase during use is normal.
Do not open the controller box; contact the company for issues.
Avoid empty loading the speaker output terminal to prevent damage.

Mode Selection: Various configurations are available, including different combinations of controllers, microphones, and sirens with specific power and impedance ratings.

Catalog excerpts

BC-2 Louderspeaker & Controller Kit Manual Shanghai Nanhua Electronics Co., Ltd controller YH25‐3/YH50‐3 YH10‐2 SE SS Mounting dimension diagram （unit： mm） controller SE Goose-neck microphone SS Speaker microphone Applications Used in the cabs of engineering machinery（travelling cranes、crawler cranes、truck cranes etc.）、 harbor crane（gantry crane、bridge crane etc.）. Major functions and features: • Various tones for selection Volume adjustable Microphone & Loudspeaker available With alarm time delay funcion (optional) Give warning light and alarm at the same time (optional) Several kinds of combination mode for choose Specifications: Voltage Alarm tone Speaker Working temperature Working humidity A、B、E（customized available） Frequency Power Cold-rolled plate Mounting & operation: • Mount the device onto mounting surface with M5 screws, the mounting surface should have enough stength to hold the device. • Wiring the device base on “wiring schematic”, connect external devices like microphone and loudspeaker. Connect power cable, ground cable; turn the power on after double check. • Speak into the microphone by pressing the switch; Send alarm signal by pressing switch on the front panel or at the back panel; volume could be adjusted depends on the background noises. • Select alarm tone by switch the “tone switch”. Notice: • Controller is for indoor use only. • Connect cables in the right way, do not shortcut. • Speaker power should with standard configuration. • Temperature increasing when using will happen. • Do not open controller box. Any questions please contact us. • Do not empty load the speaker output terminal on controller to prevent burn out. 1755Wenbei Rd, Jiading district Shanghai 201

Open the catalog to page 1

BC-2 Louderspeaker & Controller Kit Manual Mode selection Mode Configuration controller BC‐2Y + SS microphone + YH10‐2 BC‐2II Wiring schematic Waterproof Connector Shanghai Nanhua Electronics Co., Ltd

Open the catalog to page 2

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.

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