Information on the safe use in hazardous areas
Function and features
• Use in hazardous areas according to the classification
(Group II, category 1 G / 2 G, apparatus for gas atmosphere).
The unit conforms to the requirements of EN50014, EN50020, EN50284
and EN60947-5-6.
• EC type test certificate
• Marking
Installation / Setup
Only qualified staff with a knowledge of protection classes, regulations and
provisions for apparatus in hazardous locations may install, connect and set up
the units.
Check whether the classification (see "Marking" above and marking on the
unit) is suitable for the application.
• Connection only to intrinsically safe certified circuits or evaluation amplifiers
which do not exceed the following maximum values of the units:
• The wiring is indicated in the technical data sheet or on the type label.
• Permissible operating temperature of the application (referred to the maxi-
mum permissible power of 120 mW):
IRL
GB
ENGLISH
6
DMT 02 ATEX E028
U
i
= 15 V,
I
i
= 50 mA, P
i
= 120 mW
II 1G / 2G
II 1G EEx ia IIB T6 CE0158 Ta max = 70°C
Type NN****
II 1G EEx ia IIB T5 CE0158 Ta max = 80°C
Type NN****
II 2G EEx ia IIC T6 CE0158 Ta max = 70°C
Type NN****
II 2G EEx ia IIC T5 CE0158 Ta max = 80°C
Type NN****
-20...+70°C
1G
IIB
T6
-20...+80°C
1G
IIB
T5
-20...+70°C
2G
IIC
T6
-20...+80°C
2G
IIC
T5
