Emerson Rosemount 148 Quick Start Manual page 19

Temperature transmitter
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April 2019
Specific conditions for safe use (X):
1. See certificate for ambient temperature range.
2. The non-metallic label may store an electrostatic charge and become
a source of ignition in Group III environments.
3. Guard the LCD cover against impact energies greater than 4 joules.
4. A suitable certified Ex d or Ex tb enclosure is required to be connected
to temperature probes with Enclosure option "N".
5. Care shall be taken by the end user to ensure that the external
surface temperature on the equipment and the neck of DIN Style
Sensor probe does not exceed 266 °F (130 °C).
6. Non-Standard Paint options may cause risk of electrostatic discharge.
Avoid installations that cause electrostatic build-up on painted
surfaces and only clean the painted surfaces with a damp cloth. If
paint is ordered through a special option code, contact the
manufacturer for more information.
5.4.2
I1 ATEX Intrinsic Safety
Certificate
Standards
used
Markings
Special conditions for safe use (X):
1. The apparatus must be installed in an enclosure which affords it a
degree of protection of at least IP20. Non-metallic enclosures must
have a surface resistance of less than 1 GΩ; light allow or zirconium
enclosures must be protected from impact and friction when
installed.
5.4.3
N1 ATEX Type n - with enclosure
Certificate
Standards used
Markings
5.4.4
NC ATEX Type n - without enclosure
Certificate
Quick Start Guide
Baseefa08ATEX0030X
EN 60079-0: 2012, EN 60079-11: 2012
II 1 G Ex ia IIC T5/T6 Ga, T5(-60 °C ≤ Ta ≤ +80 °C),
T6(-60 °C ≤ Ta ≤ +60 °C).
See
Table 5-2
for entity parameters.
BAS00ATEX3145
EN 60079-0:2012, EN 60079-15:2010
II 3 G Ex nA IIC T5 Gc (-40 °C ≤ Ta ≤ +70 °C)
Baseefa13ATEX0092X
Quick Start Guide
19

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