MIVI Technical Manual
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1.4.5
Installation in hazardous area
Here are the possible ways to install the MIVI sensors in a hazardous area.
Ex d : zone 1 or zone 2
Always connect the sensor's Earth
screw (located on top of the body)
and all the metallic equipments (such
as Ex-proof boxes or connection
boxes) to the Earth (equipotential
ground of the hazardous site).
The transducer device is installed in the hazardous area with
the help of an Ex-proof box and linked to PLC/HMI or SCADA
in safe area
The MIVI-ADF sensor is linked to the transducer with the
help of a standard connection box
The MIVI-ADF sensor is linked to the transducer with the
help of an Ex-proof connection box
Standard installation for a MIVI-ADF linked to a transducer
Ex i : zone 0, zone 1 or zone 2
Standard installation for a MIVI-SI linked to a transducer
through intrinsic safe barriers (one for each coil plus an-
other for the PT100) (See Appendix C)
Outputs
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