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Annex
to Certificate of Conformity IECEx DEK 13.0042 X, issue 1
to ExTR report NL/DEK/ExTR11.0121/01
Electrical and thermal data:
For intrinsic safe applications:
Input (interface) circuit:
in type of protection intrinsic safety Ex ia IIC/IIIC, only for connection to one certified intrinsically safe circuit,
with the following maximum values:
U
= 25 V; I
= see table below; P
i
i
The relation between I
, maximum ambient temperature, temperature class and the
i
maximum surface temperature is specified below.
I
Max. ambient
i
temperature
210 mA
40 °C
325 mA
60 °C
370 mA
40 °C
Output circuit:
The type of protection and the electrical values are the same as of the connected interface circuit. The
values of the internal capacitance (C
For non-intrinsically safe applications (marking Ex tb IIIC T50 °C/T70 °C Db and Ex nA IIC T6 Gc):
Umax = 25 V.
Each load cell must have a minimum resistance of 300 ohms.
Maximum ambient temperature = 60 °C.
Temperature class = T6
Maximum surface temperature = T50 °C at Ta 40 °C and T70 °C at Ta 60 °C.
DEKRA Certification B.V. Meander 1051, 6825 MJ Arnhem P.O. Box 5185, 6802 ED Arnhem The Netherlands
T +31 88 96 83000 F +31 88 96 83100 www.dekra-certification.com Registered Arnhem 09085396
= any, C
= 0 nF; L
= 0 µH.
i
i
i
Temperature class
T6
T4
T4
) and inductance (L
) of the Junction Box are negligibly small.
i
i
Maximum surface
temperature
T90 °C
T90 °C
T90 °C
Version 2 (2013-07)
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