Interface Pinouts
IOLINK-520 & IOLINK-PRO Installation & Applications Guide — D.11
RS530 To RS449 Conversion CableTransmittedData (A)
DataTerminal Ready (A)
TransmittedData (B)
DataTerminal Ready (B)
ReceivedData (A)
ReceiverSignal Element Timing (DCE Source) (A)
ReceivedData (B)
ReceiverSignal Element Timing (DCE Source) (B)
ReceivedLine Signal Detector (A)
TransmitSignal Element Timing (DCE Source) (A)
ReceivedLine Signal Detector (B)
TransmitSignal Element Timing (DCE Source) (B)
DataSet Ready (A)
TransmitSignal Element Timing (DTE Source) (A)
DataSet Ready (B)
TransmitSignal Element Timing (DTE Source) (B)
Requestto Send (A)
SignalGr ound
Requestto Send (B)
Shield
Clearto Send (A)
Clearto Send (B)
DB25MALE
2
20
14
23
3
17
16
9
8
15
10
12
6
24
22
11
4
7
19
1
5
13
DB37MALE
/
FEMAL
E
4
12
22
30
6
8
24
26
13
5
31
23
11
17
29
35
7
19
25
1
9
27
Figure D-12 RS530 to RS449 Conversion Cable
The connecting cable must be a shielded cable.
Circuits which are paired (contain an (A) and (B) reference) should be connected to
twisted pairs within the connecting cable.