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Serial lnterface

18.

RS232C

lnterface

The following circulator functions can be controlled by

computer via the interfaces:

Setting the desired set temperature, the upper and

lower limit temperatures and correction factor is pos-

sible;

the actual temperature can be read off;

the circulator can be reset, started or stopped;

any fault messages can also be displayed.

The

RS232C

interface uses separate lines for sending and

receiving data.

18.1

Connecting to a computer with RS232C interface

The pin assignment required when connecting the cir-

culator to a computer via a

9-pin

socket is as follows:

Cable (9-pin to 9-pin)

TxD

RTS

CTS

81_

DSR

Computer

RxD(Received Data)

TxD(Transmitted Data)

CTS(Clear to Send)

RTS(Request

Send)

Circulator

The pin assignment required when connecting via a

25-pin

socket is shown overleaf.

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Alarm N6 Series Spezifikationen Seite 54