9
SOUND MEANING
3 pulse temporal pattern (½ second on / ½ second off / ½
second on / ½ second off / ½ second on / 1½ second off -
repeating) *
zone programmed for 3 pulse temporal pattern is in alarm (This is
the audible signal which UL has designated for fire-protection
zones.)
.
.
trouble chirp (2 second chirp once every minute) * low battery conditon has been detected (this will be accompanied
by the Service light on steady and the Power light flashing slowly, as
described on page 6.)
* Only used with System 236E or later control panels.
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