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Physikalisch-Technische Bundesanstalt
Braunschweig und Berlin
Test Report PTB Ex .......................
Addendum No. 1 to the Ex Type Examination Certificate PTB 98 ATEX 2114
Electrical data
Models 4746-12..1/..2 with inductive proximity switch
Inductive proximity switch
(terminals 41/42 and 51/52)
Maximum values
The correlation between temperature classification, permissible ambient temperature ranges, maximum
short-circuit currents and power for evaluating instruments is shown in the table below:
Temperature class
All the other electrical data and other data apply also to this Addendum No. 1.
Test report: PTB EX 03-23049
Zertifizierungsstelle Explosionsschutz
By order
(Signature)
Dr. Ing. U. Johannsmeyer
Regierungsdirektor
The results laid down in this test report refer exclusively to the test object and the technical documentation submitted. Test reports without signature
and seal are invalid. This test report may be reproduced unaltered only. Extracts or amendments shall require the prior approval of the Physikalisch-
Ptb08-4746.doc
EB 8365 FR
Type of Protection: Intrinsic Safety EEx ia IIC
only for connection to a certified intrinsically safe circuit
Permissible ambient
T6
T5
T4
T6
T5
T4
(Seal)
Physikalisch-Technische Bundesanstalt – Bundesallee 100 - D 38116 Braunschweig
U
i
I
i
P
i
or
U
i
I
i
P
i
C
i
L
i
temperature range
-45 °C ... 45 °C
-45 °C ... 60 °C
-45 °C ... 80 °C
-45 °C ... 60 °C
-45 °C ... 80 °C
-45 °C ... 100 °C
Braunschweig, 7 March 2003
Technische Bundesanstalt.
=
16 V
=
52 mA
=
169 mW
=
16 V
=
25 mA
=
64 mW
=
50 nF
=
250 µH
I
/ P
0
0
52 mA/169 mW
25 mA/64 mW
14-17
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