Security Network; Battery Installation - D-Link DCH-112 Manual

Door/ window sensor
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* Wake
When the device power on, the device will wake about 20 seconds. In
this duration, the controller can communicate with the device. Normally
the device is always sleeping to save the battery energy.

Security Network

The device support the security function. When the device included
with a security controller, the device will auto switch to the security
mode. In the security mode, the follow commands need using Security
CC wrapped to communicate, otherwise it will not response.
COMMAND_CLASS_BATTERY
COMMAND_CLASS_NOTIFICATION_V4
COMMAND_CLASS_ASSOCIATION_V2
COMMAND_CLASS_CONFIGURATION
COMMAND_CLASS_SENSOR_BINARY_V2
COMMAND_CLASS_SENSOR_MULTILEVEL_V5
COMMAND_CLASS_WAKE_UP_V2
Operation Mode
There are two modes "Test" and "Normal".
"Test Mode" is for the user test the sensor function when installation.
"Normal Mode" for the normal operation.
When the event triggered, normally the LED won't indicated, unless the
battery is in the low level, the LED will flash once. But in the "Test
Mode" the LED also will light ON one second.
When the event triggered, the device will report the messages to the
nodes in the group 1. The messages also include the battery level, the
temperature and the illumination level. The user can switch the report
by setting the configuration NO. 5 bit4 (illumination) and bit5
(temperature), and the configuration NO. 7 bit6 (battery).
When the event triggered, if the environment luminance is less than
the setting of the value of the configuration NO. 4, the device will emit
the signal to turn ON the lighting equipment, those nodes are in the
group 2. And delay a while to turn OFF the lighting equipment. The
delay time is setting by the configuration NO. 9.
Notice: When the tamper key of the back side is released, the device
always in the "Test Mode", no matter the DIP switch setting.

Battery Installation

When the device report the low battery message. The user should
replace the battery to new one. The battery type is CR123A, 3.0V.
The way to open the front cover please follow below steps.
1. Using a tool to press the 1-1 position, to release the cover.
2. Hold the front cover and pull back
3. Hold the front cover and pull up
Replace the new battery and install the cover back.
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