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FD-868

Function

The radio display 868 is used to display text messages on a 2 x 16-character LC display. In addition, three LEDs and a buzzer can be switched.
Optional is an IO box (relay board) with two outputs (10A/250V) and two inputs (TTL +5V) available. The bidirectional data transmission takes place via an USB radio transceiver operating in the 868 MHz frequency band.

Installation

The radio display 868 is used to display text messages on a 2 x 16-character LC display. In addition, three LEDs and a buzzer can be switched.
Optional is an IO box (relay board) with two outputs (10A/250V) and two inputs (TTL +5V) available. The bidirectional data transmission takes place via an USB radio transceiver operating in the 868 MHz frequency band.

Configuration

The following properties can be changed as follows (not by command): hold left button on the display and switch the device on. Follow the further instructions on the screen.

Value Description
Device-Address By default, the ID: 1 is set. If more displays are available in a system, a new ID will be awarded.
Group-Address Here all displays e.g. of the ground floor will be addressed together. This feature is not available in the first generation.
Broadcast-Address Fixed: 255 - all displays will be addressed together
Key click On/ Off

Only one device with the same ID may be present in a radio network.

Optional is an IO box (relay board) with two outputs (10A/250V) and two inputs (TTL +5V) available. RJ-11 socket assignment (Display):
1 – Input 1 / TTL
2 – GND
3 – Output 1 / Open Collector
4 – Output 2 / Open Collector
5 – VCC /+5V
6 – Input 2 / TTL
IO-BOX socket on the terminal of ‘Output 1′ / Wiring diagram – IO-BOX

Tips & Tricks

Scripts for a menu control are available in our forums: Link to the forum post

You can not turn off the key-click in the first generation. It signaled to the operator that the command from the USB radio transceiver has been adopted (Acknowledgment).

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