Siemens SITRANS L Operating Instructions Manual page 243

Pressure applications
Danger to personnel, system and environment can result from improper installation.
• Improper installation may result in loss of process pressure.
Unsuitable connecting parts
Risk of injury or poisoning.
In case of improper mounting, hot, toxic, and corrosive process media could be released at
the connections.
• Ensure that connecting parts (such as flange gaskets and bolts) are suitable for
Note
Material compatibility
Siemens can provide you with support concerning selection of parts wetted by process
media. However, you are responsible for the selection of parts. Siemens accepts no liability
for faults or failures resulting from incompatible materials.
A.4.1 Pressure Equipment Directive, PED, 2014/68/EU
Siemens Level Transmitters with flanged, threaded, or sanitary clamp type process mounts
have no pressure-bearing housing of their own and, therefore, do not come under the
Pressure Equipment Directive as pressure or safety accessories (see EU Commission Guideline
A-08 and A-20).
SITRANS LR250 with FOUNDATION FIELDBUS
Operating Instructions, 09/2021, A5E32221411-AH
WARNING
WARNING
connection and process media.
Appendix A: Technical reference
A.4 Process Pressure/Temperature derating curves
243