Application:
The foghorn controller is appropriate for various naval ships when navigating in fog.
It is periodical whistle sound so as to guarantee safe navigation, and meets the International Regulations for Preventing Collisions at Sea.

Model:

                                                Foghorn Controller WZK-4                                                       Foghorn Controller WZK-1

Technical Parameters:
Power supply: AC 220V 50Hz
Output: DC 220V 1.5A ( for siren solenoid valve)
AC 220V 2A
Ac 220V 2A( for electric heating)

Working Environment:
Temperature: -10℃~-55℃
Incline: horizontal ±22.5º; vertical: ±15º
The working site for the controller is the navigation bridge of ship. The controller is installed on the bridge control console and can withstand impact and vibration resulting from ship’s motion when operating and navigating.

Usage Instructions:
Power on the power switch, power indicator lights on, the controller enters into standby state.
Press the manual button or the external manual switch on both sides of the navigation bridge to manually control the siren.
The controller is set with 6 kinds of automatic whistle, when using, press the desired whistle button, the indicator lights on and immediately output regulated whistle signal, and then the siren may work as the whistle.
When it requires using another kind of whistle, please press the desired whistle button to output the whistle and automatically cancel the previous whistle. Press automatic whistle stop button, whistle selection indicator lights off, automatic whistle stops outputting.

Automatic whistle mode has following 6 kinds:
Every 2 minutes        one long whistle
Every 2 minutes         two long whistle
Every 2 minutes         two long whistle, two short whistle
Every 2 minutes         two long whistle, three short whistle
Every minute         one long whistle
Every minute         one short whistle, one long whistle

Note:
One long whistle for 4-6 seconds, one short whistle for 1 second, interval is 2 seconds.

Electric Heating:
When environment temperature is low, press the electric heating button to heat the siren for avoiding ice in the siren under low temperature.

Test Indicator:
Press the button, all indicator lights on.

Light Adjustment:
Brightness of all indicators on the panel can be adjusted with the light adjustment button.

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