Operation
18
Care@Home™ Smoke Detector User Guide
Table 1: LED Indications
Indications
Flashing
LED
Beep repeats every 25 - 35
seconds
Actions/Comments
Normal operation (default state)
Power -
Green
No sound
The battery charge is low. The batteries
need to be replaced.
The low battery indication can last for up
to seven days.
Fault –
Yellow
One beep
Press the
TEST/MUTE
button
to temporarily stop the LED
from flashing for the next 12
hours.
The SK2 is not being tested regularly
No sound
Smoke detection sensitivity is at least 20%
below the sensitivity factory setting.
One beep
Replace the SK2 immediately.
A malfunction has occurred.
One beep
Call a technician.
Smoke detection indication
Alarm -
Red
The SK2 sounds an audible alarm
of 3 beeps, a pause, and then
another 3 beeps.
Push the
TEST/MUTE
button
to suspend the alarm for five
minutes. When suspended,
the SK2 re-assesses the
smoke level. If the smoke has
not dissipated, the SK2
sounds the alarm again.
When the SK2 is removed from its
bracket, the tamper switch is triggered.
A loud continuous tone
Returns to normal state when
the SK2 returns to its bracket.
NOTE:
Certification indications for Smoke Detection:
For UL
:
The SK2 produces three beeps of ½ second (ON) separated by
½ second
breaks (OFF), and a 1½ seconds break (OFF).
For cUL
: The SK2 produces a steady audible signal of continuous tone (ON).
Alarm event reports are retrieved via the CP.
The SK2 only indicates one alarm at a time. The SK2 sounds the alarm according to priority, such as:
First priority level
: Smoke alarm
Second priority level
: Tamper alarm
The SK2 reverts to the next priority level only when the status of the prior alarm is OFF.
