m-e modern-electronics Vistadoor, Vistus Door intercom Door opener unit

Prevents the opening of your entrance door by manipulation at the outdoor station. Opening hours of the lock can be selected: 1, 2, 5 or 7 Sec. Also for controlling the motor-driven closure systems. With switchable auto opener-function: door opens automatically after approx. 4 seconds - ideal for doctors' offices or other heavy frequency inputs.

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