Texas Fire Alarm Exam Prep with Questions and Answers

Texas Fire Alarm Exam Prep with Questions and Answers What three procedures must be in place before it is permitted to install a means to silence trouble/supervisory/alarm signals? ANSWER 1. The means shall be key operated and contained within a locked enclosure. 2. The means shall transfer its audible warning to a visual warning. (I.e. flashing lamp) 3. The audib1c trouble signal shall sound when the system is set to this 'silent' mode and no trouble or supervisory exists. Fire/ Supervisory signals shall be BLANK in sound from other signals and shall not be used for any other purpose. ANSWER Distinctive What code shall all wiring, cable and equipment be in accordance with? ANSWER NFPA 70 and the National electrical code. Specifically articles 760, 770 and 800. All systems shall test free of BLANK except for applications in which BLANK are approved. ANSWER Grounds, grounds So long as single open, ground or short circuit conditions do not affect the operation of equipment, what is not needed? ANSWER Monitoring for integrity. Such conditions must not prevent alarm, trouble or supervisory signals being sent. If speakers are used to generate audible fire signals, what rule must apply? ANSWER The speaker must be monitored for integrity. Any failure should result in a trouble signal.