Comelit 20003150, Системное руководство

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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.