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Use In Hazardous Zones; Ex-Classification; According To Eu Type Test Certificate Sev; Atex 0106 X - Mettler Toledo InPro 7250 Series Bedienungsanleitung

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8
2.4

Use in hazardous zones

For an installation in hazardous zones please read the
guidelines following hereafter:
Ex-classification ATEX:
Ex II 1/2 G Ex ia IIC T6/T5/T4/T3
Marking and number of the test certificate:
SEV 05 ATEX 0106 X
Ex-classification FM approved:
IS / I, II, III / 1 / ABCDEFG / T6
2.5

Ex-classification

IIC T6/T5/T4/T3 according to
EU type test certificate SEV 05

ATEX 0106 X

2.5.1

Rated data

Conductivity measuring circuit and
temperature measuring circuit:
In fail-safe ignition protection class Ex ia IIC only for con-
nection to a certified fail-safe circuit.
Maxium values:
U
I
i
P
L
C
The above values are each the total of all individual
circuits of the associated intrinsically safe power supply
and transmitter.
2.5.2

Notes

1. According to RL 94/9/EG (ATEX 95) Appendix l,
2. The conductivity measuring circuit and the tempe-
© 09/08 Mettler-Toledo AG
Printed in Switzerland
≤ 16 V
i
≤ 150 mA
≤ 155 mW
i
= 0
(the internal inductance is ineffective towards the outside)
i
= 900 pF
(effective internal capacitance)
i
lnPro 725X/*/*/* conductivity sensors are devices
group ll, category 1/2G and according to RL
99/92/EG (ATEX 137) may be used in zones 0/1
or 0/2 and gas groups llA, llB and llC that are
potentially explosive due to flammable substances in
the temperatures classes T3 to T6.
For use/installation, the requirements of EN 60079-
14 must be observed.
rature measuring circuit are part of a common intrin-
sically safe system and are for operation connected
to a separately certified transmitter.
®
InPro
7250 Series
II 1/2G Ex ia
CH - 8606 Greifensee
52 002 799

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Diese Anleitung auch für:

Inpro 7250 stInpro 7250 pfaInpro 7250 ht

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