Iei-integration IBS-19A Manual do Utilizador descarregar pdf (Página 42)

IBS-19A Series Medical Panel PC

Page 42

Pin Description Pin Description

1 RS-422 TX+ 3 RS-422 RX+ (RS-485 D+)

2 RS-422 TX- 4 RS-422 RX- (RS-485 D-)

Table 3-4: RS-422/485 Serial Port Pinouts

To install the RS-422/485 devices, follow the steps below.

Step 1: Locate the RS-422/RS485 connector. The location of the RS-422/RS-485

connector is shown in Section

1.4.4.

Step 2: Connect the RS-422/485 connector to the RS-422/485 cable.

Step 3: Insert the serial connector. Insert the DB-9 connector of a serial device into

the DB-9 connector on the RS-422/485 cable.

Step 4: Secure the connector. Secure the serial device connector to the external

interface by tightening the two retention screws on either side of the connector.

Step 5: The DB-9 connector pinouts are listed below.

Figure 3-13: RS-422/485 Serial Port (DB-9)

Pin RS-422 RS-485

1 TX+ --

2 TX- --

3 RX+ DATA+

4 RX- DATA-

1 2 ... 37 38 39 40 41 42 43 44 45 46 47 ... 176 177

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Iei-integration IBS-19A Manual do Utilizador Página 42