mdb a rs232

1 2 3 4 5 6 7 8

A

B

C

D

87654321

D

C

B

A

Title

Number RevisionSize

A3

Date: 19-Mar-2001 Sheet of File: E:\BonusData\Article\1-1-1\1-1-1.Sch Drawn By:

C1+1

C1-3

C2+4

C2-5

Vs+2

Vs-6

VCC16

GND15

T1IN11

T1OUT14

T2IN10

T2OUT7

R1OUT12

R1IN13

R2OUT9

R2IN8

U1

MAX232A

C3

0.1uF/16V

C2

0.1uF/16VC4

0.1uF/16V

C1

0.1uF/16V

VCC

VCC

R1

4K7 (Intern)

R247K0 (Intern)

VCC

Q1

PNP

VCC

Q4LED

R3150R

R41K0

VCC

Q5

LED

R5

150R

1 - Power

2 - Power Return

3 - No Connection

4 - Master Receive

5 - Master Transmit

6 - Common

1 - Power

2 - Power Return

3 - No Connection

4 - Master Receive

5 - Master Transmit

6 - Common

MDB - Connector

Molex: 39-01-2060

MDB - Connector

Molex: 39-30-1060

1 - 24V DC Supply

2 - RXD (RS-232)

3 - TXD (RS-232)

4 - GND (Ground)

5 - Not used

6 - Not used

7 - Not used

8 - Not used

RJ-45

D1

1N4002C50.1uF/16V

VCC +5VDC

MDB/RS-232 Converter

Anton Kappeler

1.011-1-1

Copyright (C) 2000 by BonusData AG, Switzerland

Q2TLP630

Q3TLP630

R6100K

R7100K

NC4

GN

D2

IN8

NC5

GN

D6

GN

D3

OUT1

GN

D7

U2LM78L05ACM

1 - Not used

2 - RXD

3 - TXT

4 - Not used

5 - GND

6 - Not used

7 - Not used

8 - Not used

9 - Not used

DB-9F