![](/images/new-backgrounds/1118284/11828449x1.webp)
DS2400 | DATALOGIC |
DS2400 | USER INTERFACE |
2TX485+
4TX485-
3RX485+
5RX485-
7SGND
+
RX485
-
+
TX485
-
+SGND
Figure 2.14 - RS485 full-duplex connections
RS485 Half-Duplex Interface
The RS485
It can be used in a master/slave layout or for Multidrop connections with a Datalogic Multiplexer, (see par. 2.6.4 and 2.6.5).
The connector pinout follows:
Pin | Name | Function | |||||||
2 | RTX485+ | RS485 transmitted/received data + | |||||||
4 | RTX485- | RS485 transmitted/received data - | |||||||
7 | SGND | Signal Ground | |||||||
| DS2400 |
|
| MULTIPLEXER | |||||
|
|
| 2 | RTX485 + |
| RTX485 + |
| ||
|
|
|
|
|
|
|
| ||
|
|
|
|
|
|
|
| ||
|
|
| 4 | RTX485 - |
| RTX485 - | |||
|
|
|
|
|
|
|
| ||
|
|
|
|
|
|
|
| ||
|
|
| 7 | SGND |
| RS485REF | |||
|
|
|
|
|
|
|
| ||
|
|
|
|
|
|
|
| ||
|
|
|
|
|
|
|
|
|
|
Figure 2.15 - RS485 half-duplex connections
This interface is forced by software when the protocol selected is MUX32 protocol.
In a Multiplexer layout or for slaves, the Multidrop address must also be set via serial channel by the WinHost utility or by ESC sequences.
2.12- Installation