Sercomm SZSMK02 Users Manual
SZ-SMK02-US ZigBee SMOKE ALARM Installation Guide
Batter Type
3V lithium battery
(Duracell)DL123A
(Panasonic)CR123A
Operating Temperature
0 C to 50 C (31° - 122°F)
Operating Humidity
10% to 85% Non-condensing
Alarm Audibility
At least 85 dB at 3 meters
Dimention
120mm (diameter) x 53mm (depth)
The SZ-SMK02-US is a Smoke Alarm that is designed to detect smoke, which maybe a signal of a fire. This device can provide
more time by making alarms for you and your family to escape before a fire spreads. SZ-SMK02-US built-in a ZigBee module to
monitor battery status and will send message when battery capacity is low. Low battery message will be transmitted to a ZigBee
HA 1.2.1 certified coordinator.
Specification
Package Contents
LEDs
Stand-by Mode: The device is under normal operation if the red LED flashes once for 344 seconds. When the device senses
smoke, the red LED will flash continuously and rapidly while sounds an audible alarm with 3 beeps, pause and 3 beeps.
Low Battery Mode: The red LED flashes and the device begins to chirp once in 43 seconds. This warning should last for up
to 30 days. Please replace the battery before power is running out to secure your protection.
Malfunction (Error) Mode: The yellow LED flashes 3 times and the device generates 3 beeps within 43 seconds. This
indicates the device is malfunctioned and needs to be repaired or serviced.
Tamper Mode: When the device is removed from bracket, it will generate 3 beeps and the yellow LED is steadily on. The
detector will also be alarmed if it is not mounted into the bracket properly within 5 minutes after the battery is installed.
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2
Intallation
Battery Installation/Replacement
1. Open the battery cover of the device.
2. Install the supplied battery correctly.
3. Close the battery cover.
4. Install the bracket.
Note: you will hear a chirp after install the bracket which indicates the device is receiving battery power.
Recommended Battery Operation
Please use a CR123A 3V battery. Use of a different battery may cause a detrimental effect on alarm operation.
Low temperature will reduce the battery life. For example, if the ambient temperature is 0 C, SZ-SMK02-US may issue low
battery alert in 6 months.
To ensure the battery life is as expected, please replace the battery after SZ-SMK02-US is triggered by a fire event.
Locations to install your SZ-SMK02-US
Smoke alarms should be installed in accordance with the NFPA Standard 72 (National Fire Protection Association, Battery march
Park, Quincy, MA 02169). For complete coverage, smoke alarms should be installed in all rooms, halls, storage areas, basements,
and attics in each family. Minimum coverage is one device in each floor and another one in sleeping area.
Install a smoke alarm in the hallway outside every bedroom area. For example, two alarms are required for homes with two
bedroom areas.
Install a smoke alarm on every floor of a multi-floor home or apartment.
Install at least two alarms in a household.
Install a smoke alarm inside every bedroom.
Install smoke alarms at both ends of a bedroom hallway if the hallway is more than 40 feet (12 meters) long.
Install a smoke alarm inside every room where a person sleeps with the door partly or completely closed, since smoke could
be blocked by the closed door and a hallway alarm may not wake up the person if the door is closed.
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