LEGRAND 3440 - Page 218

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3448
Description
Radio device with three pushbuttons, for sending remote assistance requests.
Pressing the larger pushbutton a radio signal is sent, which is transferred on the BUS of
the Burglar-alarm system through the radio receiver item HC/HD/HS/L/N/NT4618.
The two round pushbuttons are used to congure the device and for resetting (silencing)
the current alarm.
Technical data
- Power supply: 3 V lithium battery - type CR2032
- Operating temperature: 5 – 40°C
- Minimum battery duration: 2 years
- Radio frequency: 868.35 MHz
- Range: 100 metres free eld
(metal, concrete walls and metal plates reduce coverage)
- Modulation: FSK
Dimensional data
Legend
1 - LED: when pressing one key:
 •itashestwiceifthebatteryischarged;
 •itflashesonceifthebatteryisexhausted;
2 - Generates an alarm;
3 - Alarm reset (press for 5 seconds for learning to be performed on the receiver).
Front view
Conguration
Pairing remote controls
1. Switch the system to “maintenance” mode.
2. Press the programming pushbutton of the radio receiver for ve seconds, until the red
LED comes on.
3. Press one of the round pushbuttons for 5 seconds.
4. If the pairing of the device has been performed correctly, the red LED of the radio
receiver will go o.
 Ifthisdoesnothappen,repeattheprocedurefromstep3.IftheLEDashes,itmeans
that the device memory is full.
5. To pair other devices, repeat from step 2.
6. Perform self learning of the system from the central unit.
7. Program the remote controls on the central unit.
8. Exit“maintenance”mode.
Cancelling remote controls
1. Switch the system to maintenance mode.
2. Remove the power supply from the receiver.
3. Press and hold the programming pushbutton while reconnecting the power supply
to the radio receiver.
4. After5secondstheLEDashesorange.Ifthepushbuttonisreleasedatthistime,only
the remote controls are cancelled.
5. Afterreleasingthepushbutton,theLEDbecomesxedorange.WhentheLEDgoes
o, cancellation has been completed.
6. Perform self-learningof the systemfromthecentralunitand exit“maintenance”
mode.
Radio remote control for teleassistance
MQ00051-c-EN 21/10/2013