background image

Volt

sel

115/

230V

&

Block digram

V.24/V.28/RS-232

DTR

AUX

SRS

RFR

RTS

CTS

DCD

RD

TD

5

4

3

2

1

DSR

SG

PG

Power supply

1) 0 Ω resistor J2 is normally not mounted

2) Metal housing on D-sub is connected to 0V

Insulated power supply

Line

R+

R–

T+
T–

PWR

Shield

PE

J1

1

7

6

2

3

8

5

4

25

19

11

20 +12V

X3

S1

1
2

3
4
5
6

7

8

9

RD

DCD

TD

+12V

0V

2)

1) J2

+12V

+12V

RTS

F1

+12V

0V
–12V

OV

6012-2001

10.00 

T

unaT

ryck 

AB, Eskilstuna, Sweden

Westermo Teleindustri AB • S-640 40 Stora Sundby, Sweden

Phone +46 16 612 00 Fax +46 16 611 80

E-mail: info@westermo.se • Westermo Web site: www.westermo.se

Westermo Teleindustri AB have distributors in several countries,

contact us for further information.

Westermo Data Communications GmbH
Bruchsaler Straße 18, 68753 Waghäusel
Tel.: +49(0)7254-95400-0 • Fax.:+49(0)7254-95400-9
E-Mail: westermo.germany@t-online.de

Westermo Data Communications Ltd
Unit 14 Talisman Business Centre • Duncan Road
Park Gate, Southampton • SO31 7GA
Phone: +44(0)1489 580 585 • Fax.:+44(0)1489 580586
E-Mail: sales@westermo.co.uk • Web: www.westermo.co.uk

Subsidiaries

Summary of Contents for MA-12 AC

Page 1: ...streckenmodem INSTALLATIONSANVISNING INSTALLATION MANUAL INSTALLATIONS ANLEITUNG 6012 2001 www westermo se MA 12 AC MA 12 DC Westermo Teleindustri AB 1999 REV A Galavanic Isolation CE Approved Balance...

Page 2: ...sformer supply Insulation voltage 1500V Overvoltage protection N t Breakdown voltage 440V at 230V AC and 220V at 115V AC Interface 2 Breakdown voltage transmitter 15V and receiver 5 8V Surge capacity...

Page 3: ...9 S1 DTR and RFR ON 1 2 3 4 5 6 7 8 9 S1 DTR and RTS CTS controlled by ON 1 2 3 4 5 6 7 8 9 S1 RTS ON 1 2 3 4 5 6 7 8 9 S1 Always high ON 1 2 3 4 5 6 7 8 9 S1 DCD ON 1 2 3 4 5 6 7 8 9 S1 Factory sett...

Page 4: ...sub female Direction 1 Pin CCITT V 24 Description no Circuit number I 2 103 TD Transmitted Data O 3 104 RD Received Data I 4 105 RTS Request to Send O 5 106 CTS Clear to Send O 6 107 DSR Data Set Rea...

Page 5: ...ons according to MA 12 AC 1 2 3 4 5 1 2 3 POWER 12 36V DC LINE CONNECTION V 24 RS 232 C CONNECTION Transmission range interface 2 Cable Transmission rate bit s 42pF m 600 1200 2400 4800 9600 19200 384...

Page 6: ...n RTS Indicates the carrier control status A good way to check the MA 12 is to carry out a loop back test Connect T to R and T to R Connect the RS 232 port to a terminal When keys are pressed on the t...

Page 7: ...13 6012 2001 OWN COMMENTS...

Page 8: ...ermo Teleindustri AB S 640 40 Stora Sundby Sweden Phone 46 16 612 00 Fax 46 16 611 80 E mail info westermo se Westermo Web site www westermo se Westermo Teleindustri AB have distributors in several co...

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