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Device description, 3 marking – KROHNE H250 M9 ATEX II2G Ex i EN User Manual

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DEVICE DESCRIPTION

2

5

H250 M9

www.krohne.com

11/2012 - 4000345604 MA H250/M9-Ex-II2G-AD R06 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 ATEX & DGRL notified body code
4 Sizing data: temperature & pressure rating
5 PED data
6 Ex data
7 Electrical connection data
8 Note on observing documentation
9 Manufacturer's website

AD_H250_M9_II2G_R06_en_345604_PRT.book Page 5 Thursday, November 8, 2012 9:42 AM