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Rosemount Tank Radar REX
Chapter 2 Safety
2-8
Installation Manual
308014EN, Edition 4
May 2013
2.3.6 Data Acquisition Unit (DAU)
Figure 2-6. Certification label ATEX for the Data Acquisition Unit.
The following information is provided as part of the label of the Data
Acquisition Unit (DAU):
• Name and address of the manufacturer
(Rosemount Tank Radar AB)
• CE Conformity Marking
• Complete model number
• The serial number of the device
• Year of construction
• Marking for explosion protection:
• Ex ia IIB T4 Ga (-40 °C Ta +65 °C)
• Baseefa(2001) ATEX EC-Type Examination Certificate number:
Baseefa03ATEX0044
X20 Pin 6 w.r.t Pin 7 X20 Pin 5 w.r.t Pin 7 X21 (For connection of up to 14 RTDs)
U
i
=14 V
I
i
=334 mA
P
i
=1.17 W
L
i
=C
i
=0
U
i
=6 V
I
i
=60 mA
P
i
=0.08 W
L
i
=C
i
=0
U
0
=6 V
I
0
=394 mA
P
0
=1.25 W
U
i
=1.2 V
I
i
=10 mA
P
i
=0.02 W
L
i
=0
C
i
=13.5 F