Betekenis van:
visual signal

Voorbeeldzinnen

1. ‘Operating tell-tale’ means a visual or auditory signal (or any equivalent signal) indicating that a device has been switched on and is operating correctly or not;
2. Occurrence of a fault condition shall initiate a visual and audible fault signal at the control panel which shall be distinct from a fire signal.
3. In the event of failure of the special equipment, a visual or acoustic signal must give warning of such failure.
4. The activation of any detector or manually operated call point shall initiate a visual and audible fire signal at the control panel and indicating units.
5. The activation of a fire detector in an individual cabin in this fire detection zone shall set off a visual and acoustic signal in the passageway outside that cabin.
6. ‘Closed-circuit tell-tale’ means a visual (or any equivalent signal) indicating that a device has been switched on, but not indicating whether it is operating correctly or not;
7. .2 Each section of sprinklers shall include means for giving a visual and audible alarm signal automatically at one or more indicating units whenever any sprinkler comes into operation.
8. ’Direct view’ refers to imaging equipment that presents a visual image to a human observer without converting the image into an electronic signal for television display, and that cannot record or store the image photographically, electronically or by any other means.
9. "Direct view" refers to imaging equipment that presents a visual image to a human observer without converting the image into an electronic signal for television display, and that cannot record or store the image photographically, electronically or by any other means.
10. .6 shall be provided with an audible alarm, distinct from any other alarm in the area, which will sound whenever the door is closed remotely by power and which shall sound for at least 5 seconds but no more than 10 seconds before the door begins to move and shall continue sounding until the door is completely closed. In the case of remote hand operation it is sufficient for the audible alarm to sound only when the door is moving. Additionally, in passenger areas and areas of high ambient noise, the Administration of the flag State may require the audible alarm to be supplemented by an intermittent visual signal at the door; and