Siemens SITRANS LR460 Puesta En Marcha Rapida página 18

SPECIAL CONDITIONS FOR SAFE USE
The 'X' suffix to the certificate number relates to the following special condition(s) for
safe use.
• Cable or conduit entries must meet the requirements of European Directive 94/9/EC
for Group II, Category 1D, 1/2D, or 2D, as appropriate, and must maintain the overall
IP rating of the enclosure.
• For applications that require the purge feature, the user shall implement a means to
ensure that combustible dust from the hazardous area cannot enter the purge
supply in such a way as to compromise the area classification.
Page EN-16 SITRANS LR460 – QUICK START MANUAL 7ML19985QW82