User manual

Installation and Wiring
6
AXC-232++ RS-232/422/485 Interface Card
Using RS-422
When communicating via RS-422, connect the wiring as shown in FIG. 3.
Using RS-485
When communicating via RS-485, connect the wiring as shown in FIG. 4.
Using Hardware Handshaking
When the controlled device requires hardware handshaking, connect the wiring as shown in FIG. 5.
Installing the AXC-232++ in a CardFrame:
1. Remove all static electricity by grounding yourself.
2. Hold the card by the tab end and slide the card into the frame, into one of the slots. Make sure
the card is correctly positioned in the guide slot.
3. Gently push the card in until it is firmly seated in the card connector slot. You do not have to
disconnect the power to the CardFrame when you install the card. When power is applied to
the card, the LEDs blink to indicate the connection.
FIG. 3 RS-422 wiring
FIG. 4 RS-485 wiring
TX -
RX +
RX -
AXB-
232++
Device
TX +
RX-
TX+
TX-
RX+
TX
RX
GND
+12V
GND
AXC-
232++
Device
TX -
RX +
RX -
A
XB-
2
32++
TX +
TX
RX
GND
+12V
AXC-
232++
To enable RS-485, set jumper J2 to the ON position (refer to Setting the Internal
Jumpers on page 7).
FIG. 5 Hardware handshaking wiring
RTS
CTS
RTS
CTS
1
2
3
4
AXC-232++
Device