Type 8791

16 | 29

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Pin assignment for operating voltage

Pin

Wire colour 1.) Pin assignment

Outer circuitry/Signal level

3

Green

GND

3

24 V DC ± 25 %

Max. residual ripple 10 %

4

Yellow

+ 24 V

4

1.) The specified wire colours refer to the connection cable, which is available as an accessory with the Article no. 919061

AS-Interface connection

M12 circular plug, 4-pin, without external power supply

3

2

4

1

Pin

Description

Pin assignment

1

Bus +

Bus cable AS-Interface +

2

NC

Not assigned

3

Bus –

Bus cable AS-Interface –

4

NC

Not assigned

M12 circular plug, 4-pin, with external power supply (on request)

3

2

4

1

Pin

Description

Pin assignment

1

Bus +

Bus cable AS-Interface +

2

GND

External power supply

3

Bus –

Bus cable AS-Interface –

4

24 V +

External power supply