4.2 Use in Ex zone 2 according to ATEX 94/9/EC
23
4 Setting Up
Version 04 05/2014
4.2 Use in Ex zone 2 according to ATEX
94/9/EC
Relevant information for use in Ex zone 2
according to ATEX 94/9/EC
This product may be operated in EX zone 2 only if the
product label is marked accordingly.
The following information applies when operating this
equipment in EX zone 2 (ATEX 94/9/EC):
II 3G
Ex nA IIC T5 Gc
KEMA 09ATEX0139 X
Temperature Code T5
Standard types:
Ambient Ta
0 … +60 °C
EEC types:
Ambient Ta –20 … +60 °C
List of Standards
EN 60079-0 : 2009
EN 60079-15 : 2010
Special conditions for safe use
䊳
The modules shall be installed in a suitable enclosure in
accordance with EN60079-15, taking into account the
environmental conditions under which the equipment will be
used.
䊳
When the temperature under rated conditions exceeds 70 °C
at the cable or conduit entry point, or 80 °C at the branching
point of the conductors, the temperature specification of the
selected cable shall be in compliance with the actual measu-
red temperature values.
䊳
Installation, addition, removal or replacement of modules,
connectors or fuses shall only take place when the system
supply and the field supply are switched off, or when the
area is known to be non-hazardous.
䊳
Do not open when energized.
Power supply:
24 V DC (18 ... 30 V DC), 195 ... 130 mA
Fault relay contacts:
max. 60 V DC / 42 V DC, 1 A
max. 30 W (resistive load)
4.3 Use in North America
Relevant information for use in Hazardous Locati-
ons according to ISA 12.12.01:
䊳
Only for connection with a Class 2 power supply.
䊳
For use in Class 2 Circuits.
䊳
Use class 1 wire only.
䊳
Use 60/75 or 75 °C copper(CU)wire only.
Additional Information for Use in Hazardous
Locations:
This product may be operated in hazardous
locations only if the product label is marked
accordingly.
The following information applies when operating
this equipment in hazardous locations:
Products marked ”Class I, DIV 2, Group A, B, C and D“
are suitable for use in Class I Division 2 Groups A, B, C, D,
Hazardous Locations and nonhazardous locations only.
Each product is supplied with markings on the rating
nameplate indicating the hazardous location temperature
code.
When combining products within a system, the most
adverse temperature code (lowest ”T“ number) may be
used to help determine the overall temperature code of
the system. Combinations of equipment in your system
are subject to investigation by the local Authority having
jurisdiction at the time of installation.
䊳
The peripheral equipment must be suitable for the
location in which it is used.
䊳
Restrictions to the fault contacts of 7 pole connector
for use in Hazardous Locations:
V < 30 V I < 90 m A L
i
= 0.5 µH typ. C
i
= 20 pF typ.
䊳
The tightening torque for field wiring terminals is max. 4.4 lb
in (0.5 Nm).
Observe the Control Drawing 000144944DNR
on page 24.