A circit arrangement 18, further including {HEAD ~ a timing element} coupled between said AND element and {TAIL ~ said switch} for applying said alarm signal to said alarm system, which timing element delays application of said alarm signal to said alarm system 
coupled between
A circit arrangement 18 , further including { HEAD ~ a timing element } coupled between said AND element and { TAIL ~ said switch } for applying said alarm signal to said alarm system , which timing element delays application of said alarm signal to said alarm system
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH