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DEVICE DESCRIPTION
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OPTISWIRL 4200
www.krohne.com
01/2017 - 4004274302 - AD OPTISWIRL4200 Ex-II2G R02 en
2.3 Marking
The marking of the devices in accordance with the description code is shown on the nameplates
below. On both the compact devices and the remote versions, the main plate is located on the
signal converter housing. On the remote versions there is an additional marking on the flow
sensor.
Compact devices with two signal converters for dual measurement (Dual version) are each
marked with a nameplate, which is affixed to each of the signal converter housings.
The details relevant to explosion protection are identical on both nameplates.
Figure 2-1: Example of nameplate for compact version
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Device version OPTISWIRL 4200 C
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Production order number
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Serial number
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Year of manufacture
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Ex data acc. to KIWA 14 ATEX 0017X or IECEx KIWA 15.0003X
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Permissible ambient temperature range
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Maximum values intrinsically safe circuits
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Safety instructions, disposal and data matrix
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Internet address of the manufacturer
