51
Description of the Serial Bridge
1 .
Connection terminals:
| 2 |
TX RS232 S series alarm control unit.
| 3 |
RX RS232 S series alarm control unit.
| 5 |
GND RS232 S series alarm control unit.
2 .
Connection terminals:
| D |
SimpleHome BUS data terminal.
| + | - |
12/24 Vdc power supply from home automation BUS or alarm control unit.
3 . LED
indicating data transmission over home automation BUS:
YELLOW data transmission over BUS.
RED error on BUS.
4 .
Slot for SD card.
5 .
USB input (underneath front cover) for PC connection and SimpleHome system programming.
6 . LED
indicating operation:
Slow flashing: normal operation.
Quick flashing: no SD card.
7 .
Ethernet port:
LED 1 lit: connection active.
LED 2 flashing: data transfer in progress.
8 . LED
indicating data transmission to alarm control units.
9 .
Reset button.
10 .
Dip switches:
1-2-3
For future uses.
4 485 terminator.
5 Earth union (default = ON).
6 For power supply to safe part with SimpleHome input.
11 .
Anti-intrusion BUS connection terminal:
| V+ | 485/232
power supply positive.
| V- |
485/232 power supply negative.
| A |
Anti-intrusion data BUS signal A.
| B |
Anti-intrusion data BUS signal B.
CAUTION:
Depending on the type of system, set dip switches 4, 5 and 6 as illustrated in the wiring
diagrams provided in the technical manual for the product, available on the website
www .comelitgroup .
com
. Always remember to insert (by means of dip switch 4) an end-of-line resistor between A and B of
the 485 connection to the two ends of the main BUS line.
