9
1.Tear off 3M release paper of the magnet body and attach the
body to the door frame and stick it to the door in parallel
with the door magnet body. (please do not stick it on the
rough door to avoid falling off after using the device for a
long time).
As shown in the enlarged view on the right
Note:
Wipe the door clean before installation to avoid dust on the
door and affect the adhesion of the device.
Do not install the device in a metal shielded box or other
electrical equipment around it to avoid affecting the
wireless transmission of the device.
The installation distance between the magnet body and the
magnet should be less than 2cm.
This figure shows the scene where the door magnetic sensor
(R311A) is applied to the door (opening and closing).
It can also be applied to the following scenarios:
Door, window
drawer
Machine room door
Archive room
Closet
Refrigerator and freezer
Cargo ship door
Garage Door
Places which are necessary to detect the opening and
closing state
2.When the door is opened, the magnetic body of the door is
separated from the magnet, and the magnetic device sends
an "alarm" message.
When the door is closed, the magnetic body of the door is
merged with the magnet, the device returns to the "normal"
state, and the status information of the off is sent
.
