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Electrical connections – KROHNE MFC 300 EN User Manual

Page 63

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ELECTRICAL CONNECTIONS

4

63

MFC 300

www.krohne.com

02/2012 - 4000498602 - MA MFC 300 R03 en

Pulse and frequency output passive P

N

NAMUR, Ex i I/Os

• Connection acc. to EN 60947-5-6
• open:

I

nom

= 0.43 mA

closed:
I

nom

= 4.5 mA

• X designates the connection terminals B or D, depending on the version of the signal

converter.

DANGER!
For devices used in hazardous areas, additional safety notes apply; please refer to the Ex
documentation.

INFORMATION!

For frequencies above 100 Hz, shielded cables are to be used in order to reduce effects from
electrical interferences (EMC).

Compact and field housing versions:

Compact and field housing versions:

Compact and field housing versions:

Compact and field housing versions: Shield connected via the cable terminals in the terminal
compartment.
Wall-mounted version:

Wall-mounted version:

Wall-mounted version:

Wall-mounted version: Shield connected using 6.3 mm / 0.25" push-on connectors
(insulation to DIN 46245) in the terminal compartment.

Any connection polarity.

Figure 4-30: Pulse and frequency output passive P

N

as per NAMUR EN 60947-5-6 Exi

.book Page 63 Monday, February 6, 2012 11:01 AM