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Electrical connections, Use of a no/ nc combination, Operating instructions m 8200 – Rockwell Automation 440L Safety Interface M8200 Relay Module User Manual

Page 12: Chapter 4, Or by equivalent measures, Warning

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Operating instructions

M 8200

80

75035-119-01(A) / K832 / 26-09-00 © Rockwell Automation • Milwaukee, Wisconsin • All rights reserved

The jumpers X

11

/X

12

for (disabling of) restart inhibit and X

21

/X

22

for

(disabling of) contactor monitoring must not be routed externally (only in
isolated plastic-sheathed cables).

Fig. 1: Connection diagram, M 8200.

Electrical Connections

Chapter 4

Use of a NO/ NC combination

As a general principle, use both NO contacts as switching outputs!

To configure machine contactors this means connecting a

contactor at each NO output!

If a combination of NO and NC contacts is used as safety

switching outputs, both NO contacts must be connected in series.

The function of the contactors must be tested by use of external

device monitor T

21

– T

22

or by equivalent measures.

24 V DC 0 V

24 V DC 0 V

24 V DC 0 V

1

)

OSSD

1

OSSD

2

2

)

2

)

0 V

0 V

24 V DC

24 V DC

0 V

on

outputs

off

24 V DC

0 V

Power Input

Sender

Receiver

Reset

Contactors

Monitor Ext.

auto

off

contacts

24 V DC

0 V

24 V DC 0 V

A

1

+

A

2

PE

T

0

PE

T

13

T

14

X

11

X

12

T

21

T

22

X

21

X

22

1.3

2.3

3.1

C

1

D

1

PE

C

2

D

2

PE

T

3

T

4

C

3

D

3

PE

C

4

D

4

1.4

2.4

3.2

N.C.

N.O.

N.O.

AOPD type 4

AOPD type 4

sender

receiver

or

or

Command unit

„Reset“

Without

start/

restart

interlock

Monitoring

of contactors

controlled by

M 8200

without

contactor

monitoring

NO

input

NC

contact

input

NO

input

NO

output

NC

contact

output

NO

output

1

) Potential equalization, if power pack – OV

not connected with

(VDE 0160)

2

) Wire links on M 8200

Warning