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Device description, 8 electrical data – KROHNE DK 32-DK 34 ATEX II3G Ex nA-ic EN User Manual

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DEVICE DESCRIPTION

8

DK32 DK34

www.krohne.com

03/2013 - 4002148602 AD DK32/34 II3G R03 en

2.8 Electrical data

The electrical signal circuits are connected depending on the selected protection type:

Design DK3./../.././../A–Ex

When supplying as intrinsically safe equipment "ic" only to separate intrinsically safe circuits with the

following maximum values.

U

i

16 VDC

C

i

150 nF

L

i

150 µH

Observe the Special Conditions chapter when connecting ( refer to

Special conditions on page 9).

When supplying as non-sparking equipment "nA" only for connection to switch amplifiers in accordance
with NAMUR (IEC 60947-5-6).
Nominal voltage U

N

8 VDC

Nominal current I

N

1...3 mA

Consult the Special Conditions chapter when connecting ( refer to

Special conditions on page 9).

AD_DK32_34_II3G_R03_en_4002148602_PRT.book Page 8 Thursday, March 7, 2013 6:42 AM