5
Connections
3. Connections
N.B. The conductors of the inputs and outputs can be extended up to at most 50 m (minimum section 0.33 mm
2
).
3.1 Inputs
The inputs connector is of the type JST PHDR-12VS.
30 cm
These are live inputs (they can be controlled directly using the supply voltage) and are all referred to the common contact of pin 11.
The inputs are non-polarised and can be activated with positive or negative currents, and therefore by push-pull, open collector, open-emitter or voltage-free contacts.
• Internal room input wiring.
Input 1 (Orange)
Do not connect
Input 3 (Green)
Do not connect
Input 5 (Purple)
Do not connect
Input 7 (White)
Colour of all LEDs in the device
Input 9 (Red)
Do not connect
Pin 11 (White/Red)
Inputs common
Input 2 (Pink)
Do not connect
Input 4 (Brown)
Do not connect
Input 6 (Black)
Do not connect
Input 8 (Grey)
Do not connect
Input 10 (Blue)
Do not connect
Pin 12 (Yellow)
Do not connect
2
4
6
8
10
12
• External room input wiring.
IMPORTANT: Connect input 8 as “always active”, otherwise the device will work as the internal room.
Input 1 (Orange)
IN - Client in room
Input 3 (Green)
Do not connect
Input 5 (Purple)
RE-DO ROOM
Input 7 (White)
Colour of all LEDs in the device
Input 9 (Red)
Do not connect
Pin 11 (White/Red)
Inputs common
Input 2 (Pink)
OUT - Client out of room
Input 4 (Brown)
Do not connect
Input 6 (Black)
DO NOT DISTURB
Input 8 (Grey)
Connect, always active
Input 10 (Blue)
Do not connect
Pin 12 (Yellow)
Do not connect
2
4
6
8
10
12
Input 7 can be PWM controlled and this makes it possible to set the colours of all the LEDs of the device (see the paragraph "LED Configuration").
3.1.1 Input connection
The inputs are not polarised and are isolated from the device's supply voltage by functional isolation (non-reinforced); this allows the connection of input signals
with reference voltages that differ from the supply voltage of the 21125 electronic control unit, provided they have SELV power supplies.
A PWM signal can be connected to input 7.
Illustrated below are two examples of the wiring layouts that can be achieved.
Содержание 21125
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