Serial Pinouts

 

 

 

EIA-485

EIA-485

Pinout

EIA-232

EIA-422

Full Duplex

Half Duplex

18

 

RTS+

 

 

19

 

RTS-

 

 

20 (out)

DTR

 

 

 

21

 

RxD+

RxD+

 

22

 

RxD-

RxD-

 

25

 

CTS+

 

 

 

 

 

 

 

The power in pin, pin 12, can be 9-30V DC.

DB25 Female

This section defines the pinouts for the DB25 female connection used on the 1-port IOLAN. The power out pin, Pin 9, is available in the SDS model only.

Pin 13

Pin 1

 

 

Pin

 

25

 

Pin

 

14

 

 

 

 

 

 

 

The following table provides pinout information:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

EIA-485

EIA-485

Pinout

EIA-232

EIA-422

 

 

Full Duplex

Half Duplex

1

 

Shield

Shield

 

 

Shield

Shield

2

(in)

RxD

 

 

 

 

 

3

(out)

TxD

 

 

 

 

 

4

(in)

CTS

 

 

 

 

 

5

(out)

RTS

 

 

 

 

 

6

(out)

DTR

 

 

 

 

 

7

 

GND

GND

 

 

GND

GND

8

(in)

DCD

 

 

 

 

 

9

 

Power out

Power out

 

 

Power out

Power out

12

Power in

Power in

 

 

Power in

Power in

13

 

 

 

RTS-

 

 

 

 

14

 

 

 

RxD+

 

 

RxD+

 

352

IOLAN SDS/SCS/STS User’s Guide, Version 3.6

Page 352
Image 352
Perle Systems STS, SCS manual DB25 Female