KROHNE DK 46-47-48-800 ATEX II2G Ex i EN - Manual (Page 4)

2
DEVICE DESCRIPTION
4
DK46 - DK800
www.krohne.com 08/2012 - 4000430903 AD DK46/800 II2G R04 en
Device description
2.1 Device description
Variable area flowmeters measure the volume flow of flammable and non-flammable gases and
liquids. Up to two separately adjustable electrical limit switches can be mounted to the on-site
display.
2.2 Description code
The safety description code * consists of the following elements:
* positions which are not needed are omitted (no blank positions)
1 R - with integrated inlet pressure regulator (DKR46 only)
2 Device type:
46 - Overall length of measuring cone 65 mm
47 - Overall length of measuring cone 150 mm
48 - Overall length of measuring cone 300 mm
800 - Overall length of measuring cone 100 mm
3 Material for top and bottom fittings
N - brass
R - stainless steel
PV - PVDF
4 Differential pressure regulators
RE - inlet pressure regulator
RA - outlet pressure regulator
5 K1 - one limit switch / K2 - two limit switches
AD_DK46_800_II2G_R04_en_430903_PRT.book Page 4 Tuesday, August 21, 2012 9:47 AM