Vega VEGAPULS 67 Operating Instructions Manual - page 8
2.9 Safety instructions for Ex areas
P
lease note the Ex-specific safety information for installation
and operation in Ex areas. These safety instructions are part of
the operating instructions manual and come with the Ex-
approved instruments.
2.10 Manufacturer declaration
I
n conformity with DIN EN 60079-14/2004, para. 5.2.3, point
c1, VEGAPULS 67 is suitable for use in zone 2.
T
he operator must use the instrument as it was intended to be
used and follow the specifications of the following documents:
l
this operating instructions manual
l
this manufacturer declaration (24626)
l
the applicable installation regulations
M
ax. increase of the surface temperature during operation:
27 K (
individual components in the instrument)
W
ith an ambient temperature of 70 °C (158 °F) on the housing
and a process temperature of 70 °C (158 °F), the max. ambient
temperature during operation is 97 °C (207 °F).
M
easures to maintain explosion protection during operation:
l
O
perate the instrument in the range of the specified
electrical limit values. Permissible supply voltage: see
"
Technical data"
l
M
ount and operate the instrument in such a way that no
danger of ignition from electrostatic charges is to be
expected. The antenna, the process fitting or the housing
(
as the case may be depending on instrument version) are
made of electrically non-conductive plastic.
l
M
ake sure that the seal is mounted correctly between
lower part of the housing and cover. Screw the cover on
tightly.
l
M
ake sure there is no explosive atmosphere present if you
intend to operate the instrument with opened cover
l
M
ake sure that the cable gland is tight and strain-relieved.
T
he outer diameter of the connection cable must be
adapted to the cable gland. Tighten the pressure screw of
the cable gland carefully.
l
C
over unused openings for cable glands tightly
l
M
ount the instrument in such a way that the sensor cannot
touch the vessel wall or vessel installations. Keep in mind
the influence of product movement in the vessel.
8
VEGAPULS
67 • 4 … 20
mA/HART
F
or your safety
32938
-EN
-080610