Device description, 3 marking – KROHNE H250 M9 NEPSI Ex nA User Manual
Page 5
DEVICE DESCRIPTION
2
5
H250 M9
www.krohne.com
03/2013 - 4002616501 AD H250 M9 NEPSI Ex nA R01 en
2.3 Marking
Type designation of the complete unit is shown on the indicator with the nameplates reproduced
below (see also description code).
Additional markings on the housing cover:
• SN - serial number
• SO - sales order / item
• PA - order
• Vxxx - product configurator code
• AC - article code
Additional plate
The association of the housing cover to the device is confirmed by an additional plate with the
serial number on the interior of the indicator part.
1 Device type
2 Manufacturer
3 Sizing data: temperature & pressure rating
4 PED data
5 Ex data
6 Electrical connection data
7 Note on observing documentation
8 Manufacturer's website
AD_H250_M9_NEPSI_Ex_nA_R01_en_4002616501_PRT.book Page 5 Thursday, March 7, 2013 2:08 PM
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