KROHNE DK 32-DK 34 NEPSI Ex nA - Manual (Page 4)

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DEVICE DESCRIPTION
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DK32 DK34
www.krohne.com 05/2013 - 4002598301 AD DK32/34 NEPSI Ex nA R01 en
Device description
2.1 Device description
Variable area flowmeters measure and display the volume flow of flammable and non-
flammable gases and liquids. The display houses one or two separately adjustable electrical
limit switches.
2.2 Description code
The safety description code * consists of the following elements:
* positions which are not needed are omitted (no blank positions)
2.3 Marking
The marking of the entire device is on the display, where the following identification plate can be
found. An additional marking is located on the inside of the display with the serial number (SN or
P/A number).
1 32 - with valve and horizontal connection / 34 without valve and vertical connection
2 RE - inlet pressure regulator / RA - outlet pressure regulator
3 K1 - one limit switch / K2 - two limit switches
4 S - plug connector / L - cable gland incl. cable
5 HT - high-temperature version
6 A - Limit switch tested for EC type approval
7 Ex - Explosion-protected equipment
1 Device type
2 Manufacturer
3 PED data
4 Sizing data: temperature & pressure rating
5 Ex data
6 Built-in equipment
7 Note manual
8 KROHNE website
AD_DK32_34_NEPSI_Ex_nA_R01_en_4002598301_PRT.book Page 4 Wednesday, May 22, 2013 2:26 PM