Product overview
C6032
18
Version: 2.0
3.3.5
RS485 PCIe compact module
The RS485 PCIe compact module contains two electrically isolated Harting ix Industrial
®
type B sockets for
asynchronous, serial high-speed data transfer. Two ix Industrial
®
type B to D-Sub, 9-pin adapter cables are
required (order identifier C9900-K922). The adapter cables are 45 cm long. The signal transfer takes place
symmetrically.
1 2 3 4 5
6 7 8 9
1 2 3 4 5
6 7 8 9
Fig. 10: C6032_RS485 pin numbering
Table 12: RS485 pin assignment
Pin
Signal
Type
Description
1
-
-
-
2
TxD +
Data-Out +
Transmit 485
3
RxD +
Data-In +
Receive 485
4
-
-
-
5
GND
Ground
Ground
6
VCC
VCC
+5 V
7
TxD-
Data-Out -
Transmit 485
8
RxD-
Data-In -
Receive 485
9
-
-
-
Pins 2 and 3 (data +) and pins 7 and 8 (data -) must be connected.
On delivery the interface is configured as a half-duplex endpoint without echo as standard – see table below.
Table 13: RS485 standard configuration
Function
Status
Echo
off
Auto send
on
Always send
off
Auto receive
on
Always receive
off
Termination
on
