6337V100-IN
23
6335QA01
LERBAKKEN 10, 8410 RØNDE DENMARK. WWW.PRELECTRONICS.COM
Revision date:
2011-02-01
Version Revision
V3R0
0Page:
2/2
Installation notes
The sensor circuit is not infallibly galvanic isolated from the supply output circuit. However, the
galvanic isolation between the circuits is capable of withstanding a test voltage of 500Vac during 1
minute.
Type of protection Ex ia IIC Ga:
The transmitter shall be installed in an enclosure that provides a degree of protection of at least IP20
according to EN60529.
Type of protection Ex ia IIIC Da:
The transmitter shall be installed in an enclosure that provides a degree of protection of at least IP6X
according to EN60529. The surface temperature of the enclosure is equal to the ambient temperature
+20 K, for a dust layer with a maximum thickness of 5 mm.