Siemens SITRANS LUT400 Operating Instructions Manual page 20

Safety Notes
2.2 FCC Conformity
EMC Standard
EN61000-4-5:2006
EN61000-4-6:2009
EN61000-4-8:2010
EN61000-4-11: 2004
Note
Operation under special atmospheric conditions
Ultrasonic measurement requires that the sound wave travel through the atmosphere in a
consistent manner. Applications with atmospheric conditions different from air (including, but
not limited to gas layer stratification, very high methane or CO
properly assessed to ensure safe reliable use in the event of measurement errors due to
sound wave velocity changes. Please contact your local Siemens representative for
assistance.
18
Title
Electromagnetic Compatibility (EMC) Part 4-5: Testing and measurement
techniques – Surge immunity test.
Electromagnetic Compatibility (EMC) Part 4-6: Testing and measurement
techniques – Immunity to conducted disturbances, induced by radio-
frequency fields.
Electromagnetic Compatibility (EMC) Part 4-8: Testing and measurement
techniques – Power frequency magnetic field immunity test.
Electromagnetic Compatibility (EMC) Part 4-11: Testing and measure-
ment techniques - voltage clips, short interruptions and voltage variations
immunity tests.
concentrations), should be
2
Operating Instructions, 07/2019, A5E33329501-AC
SITRANS LUT400