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CHAPTER

5

CHAPTER 2: Overview

2.3 Schematic Diagrams

Schematic diagrams showing signal flow for the RS-232 DTE/RS-530 DCE and 
RS-232 DCE/RS-530 DTE configurations appear in Figures 2-2 and 2-3.

Figure 2-2. Schematic diagram, RS-232 DTE/RS-530 DCE.

RS-530 (DTE)

Shield

Protective GND 

Signal GND 

Signal GND 

RTS-a

RTS-b

CTS-a

CTS-b

DSR-a

DSR-b

DTR-a

DTR-b

LSD-a

LSD-b

TC-a

TC-b

RC-b

RC-a

EXT-TC-a

EXT-TC-b

TD-a

TD-b

RD-a

RD-b

LL

RL

TM

1

7

4

19

5

13

6

22

20

23

8

10

15

12

17

9

24

11

2

3

16

NC

NC

RTS

CTS

DSR

DTR

DCD

TC

RC

EXT-TC

TD

RD

LL

RL

TM

1

7

4

5

6

20

8

15

17

24

2

3

18

21

25

R=100 ohms

18

21

25

NC

14

R

R

R

R

R

RS-232 (DCE)

Содержание IC238A-F

Страница 1: ...1000 Park Drive Lawrence PA 15055 1018 724 746 5500 Fax 724 746 0746 Copyright 2009 Black Box Corporation All rights reserved ...

Страница 2: ...cal support 24 hours a day 7 days a week Call 724 746 5500 or fax 724 746 0746 Mailing address Black Box Corporation 1000 Park Drive Lawrence PA 15055 1018 Web site www blackbox com E mail info blackbox com JANUARY 2009 IC238A F IC238A M RS 232 to RS 422 RS 530 Interface Powered Converter DB25 M to DB25 F or DB25 M ...

Страница 3: ...ANUAL TRADEMARKS USED IN THIS MANUAL Black Box and the Double Diamond logo are registered trademarks of BB Technologies Inc Any other trademarks mentioned in this manual are acknowledged to be the property of the trademark owners ...

Страница 4: ...ormat Synchronous transparent to protocol CE Approval Yes Cable Length 6 6 ft 2 m Connectors IC238A F 1 RS 232 DB25 female 1 RS 232 DB25 male IC238A M 2 RS 232 DB25 male Operating Temperature 32 to 122 F 0 to 50 C Humidity Up to 90 noncondensing Size 0 9 H x 2 1 W x 4 3 D 2 2 x 5 3 x 11 cm Weight 7 7 oz 220 g ...

Страница 5: ...tion options either link a RS 232 DTE to an RS 530 DCE or attach a RS 232 DCE to a RS 530 DTE These options are switch selectable Figure 2 1 illustrates a typical application Figure 2 1 Typical application IC238A F and IC238A M perform both the physical and the electrical conversion between two interfaces The circuitry provides short range interface conversion to connect co located devices IC238A ...

Страница 6: ...S 232 TO RS 422 RS 530 INTERFACE POWERED CONVERTER Transparent to procotol No AC power required Include cable and connectors Select DTE DCE or DCE DTE via a switch Easy to install Miniature and lightweight ...

Страница 7: ...matic diagram RS 232 DTE RS 530 DCE RS 530 DTE Shield Protective GND Signal GND Signal GND RTS a RTS b CTS a CTS b DSR a DSR b DTR a DTR b LSD a LSD b TC a TC b RC b RC a EXT TC a EXT TC b TD a TD b RD a RD b LL RL TM 1 7 4 19 5 13 6 22 20 23 8 10 15 12 17 9 24 11 2 3 16 NC NC RTS CTS DSR DTR DCD TC RC EXT TC TD RD LL RL TM 1 7 4 5 6 20 8 15 17 24 2 3 18 21 25 R 100 ohms 18 21 25 NC 14 R R R R R R...

Страница 8: ...RC b RC a EXT TC a EXT TC b TD a TD b RD a RD b LL RL TM 1 7 4 19 5 13 6 22 20 23 8 10 15 12 17 9 24 11 2 3 16 NC NC RTS CTS DSR DTR DCD TC RC EXT TC TD RD LL RL TM 1 7 4 5 6 20 8 15 17 24 2 3 18 21 25 R 100 ohms 18 21 25 NC 14 R R R R R Figure 2 3 Schematic diagram RS 232 DCE RS 530 DTE 6 RS 232 TO RS 422 RS 530 INTERFACE POWERED CONVERTER ...

Страница 9: ...3 1 Figure 3 1 RS 232 DTE RS 530 DCE configuration default To alter this configuration follow these steps 1 Starting at the line end separate the two parts of the plastic cover by firmly pressing the marked places on the sides 2 Starting at the cable end separate the two parts of the plastic cover by firmly pressing the marked places on the sides 3 Remove the 40 pin DTE DCE socket by gently graspi...

Страница 10: ...ins are aligned with the socket Figure 3 2 RS 232 DCE RS 530 DTE configuration alternate 5 To close the unit press the two plastic covers together 6 Plug the IC238A F or IC238A M directly into the DCE and the insert the cable connector into the DTE or vice versa according either to the default configuration or to the alternate configuration you created in Step 4 DTE PORT DCE MODEM RS 232 SIDE ...

Страница 11: ... complete description including the nature and duration of the problem when the problem occurs the components involved in the problem any particular application that when used appears to create the problem or make it worse 4 2 Shipping and Packaging If you need to transport or ship your interface powered converter Package it carefully We recommend that you use the original container If you are ret...

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