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Rotation orthogonal to the polarization axis
Figure 1-4
Transponder characteristics when rotated orthogonally to the polarization axis (within the tag plane)
1.3.6
Use of the transponder in hazardous areas
TÜV NORD CERT GmbH, appointed center no. 0044 as per Article 9 of the Directive
94/9/EC of the European Council of 23 March 1994, has confirmed the compliance with the
essential health and safety requirements relating to the design and construction of
equipment and protective systems intended for use in hazardous areas as per Annex II of
the Directive.
The essential health and safety requirements are satisfied in accordance with standards
EN 60079-0:2004, EN 50020:2002, IEC 61241-0:2004 and IEC 61241-11:2005.
Identification
The identification is as follows:
SIMATIC RF640T Gen 2
Operating Instructions, 05/2009, J31069-D0197-U001-A2-7618
0
-5
-10
-15
-20
-25
-90
-80
-70
II 2 G Ex ib IIC T6 to T3 or
-60
-50
-40
-30
-20
-10
0
II 2 D Ex ibD 21 T140°C, -25 °C < Ta°< +85 °C
SIMATIC RF640T Gen 2
1.3 Planning the use
10
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30
40
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60
70
80
90
11
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