Prosonic S FMU90
26 Endress + Hauser
Certificates and Approvals
CE mark The measuring system meets the legal requirements of the EC-guidelines. Endress+Hauser confirms the
instrument passing the required tests by attaching the CE-mark.
Ex approval The available certificates are listed in the ordering information. Note the associated safety instructions (XA) and
control or installation drawings (ZD).
!
Note!
Sensors FDU9x with Ex-approval can be connected to the transmitter FMU90 without Ex-approval.
External standards and
guidelines
EN 60529
Protection class of housing (IP code)
EN 61326
Electromagnetic compatibility (EMC requirements)
NAMUR
Standards committee for measurement and control in the chemical industry
US Standard UL 61010-1
CSA General Purpose Units FMU9x-N*********** are tested according to US standard UL 61010-1, 2nd
eedition
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