Safety Instructions: Special Conditions - Endress+Hauser Prosonic S FMU90 Sicherheitshinweise, Anwendungsanweisungen

Prosonic S FMU90, FMU95
Safety instructions: General
Safety instructions:
Special conditions
Endress+Hauser
structure to aid identification (e.g. JA). The first digit (ID) stands for the feature group and consists
of a number or a letter (e.g. J = Test, Certificate). The second digit constitutes the value that stands
for the feature within the group (e.g. A = 3.1 material (wetted parts), inspection certificate).
More detailed information about the device is provided in the following tables. These tables describe
the individual positions and IDs in the extended order code which are relevant to hazardous
locations.
Extended order code: Prosonic S
Device type
FMU90, FMU95
Basic specifications
Position 1 (Approval)
Selected option
FMU9x J
Position 5 (Power Supply)
Selected option
FMU9x A
B
Optional specifications
No options specific to hazardous locations are available.
• Comply with the installation and safety instructions in the Operating Instructions.
• Staff must meet the following conditions for mounting, electrical installation, commissioning and
maintenance of the device:
– Be suitably qualified for their role and the tasks they perform
– Be trained in explosion protection
– Be familiar with national regulations
• Install the device according to the manufacturer' s instructions and national regulations.
• Do not operate the device outside the specified electrical, thermal and mechanical parameters.
• Avoid electrostatic charging:
– Of plastic surfaces (e.g. housing, sensor element, special varnishing, attached additional
plates, ..)
– Of isolated capacities (e.g. isolated metallic plates)
• The device corresponds to the "low" strain level. It must be mounted in a protected position, if
mechanical stress is to be expected.
• In the event of additional or alternative special varnishing on the housing or other metal parts:
– Observe the danger of electrostatic charging and discharge.
– Do not rub surfaces with a dry cloth.
Description
ATEX II 3 D Ex tc IIIC T 90 °C Dc IP66
Description
90-253VAC
10.5-32VDC
XA00326F-C
11