Connection diagrams for field versions, 3 signal cable connections – KROHNE OPTIFLUX 2000-4000-5000-6000 -IFC 100 Ex EN User Manual
Page 18
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CONNECTION DIAGRAMS FOR FIELD VERSIONS
18
OPTIFLUX
www.krohne.com
04/2009 - 7.30685.22.00 - EX IFC 100 en
3.3 Signal cable connections
Figure 3-2: Connecting cables Field version
1 Electrical terminal compartment in housing of the signal converter for signal and field current cable
2 Equipotential bonding, conductor ≥ 4 mm
2
3 Signal cable acc. EN 60079-14 clause 12.2 (intrinsic safety)
4 Field current cable acc. EN 60079-14 clause 9.3 and 11.3 (increased safety)
5 Flow sensor outlet box
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