Wika T53 Uživatelský manuál stáhnout pdf (Strana 8)

11178648.04 03/2010 GB/D/F/E

8 WIKA Operating Instructions Temperature Transmitter T53

2.3.1 Conditions for Model T53.10.0NI from type examination

certicate KEMA 06ATEX149 X

Zone 2 approval II 3 GD Ex nA [nL] IIC T4 ... T6

II 3 GD Ex nL IIC T4 ... T6

II 3 GD Ex nA [ic] IIC T4 ... T6

II 3 GD Ex ic IIC T4 ... T6

Entity parameters:

T53.10.0NI

Zone 2 Ex nL IIC/

Ex ic IIC

Zone 2 nA FNICO (FISCO)

32 VDC 32 VDC 17.5 VDC

1 µH 1 µH

2.0 nF 2.0 nF

T1 ... T4 T

≤ 85 °C T

≤ 85 °C

T5 T

≤ 75 °C T

≤ 75 °C

T6 T

≤ 60 °C T

≤ 60 °C

Sensor (terminal 3, 4, 5 and 6):

Uo : 5.7 VDC

Io : 8.4 mA

Po : 12 mW

Lo : 200 mH

Co : 40 µF

Specic conditions for safe use

For use in potentially explosive atmosphere of ammable gasses,

vapours or mists, the transmitter T53.10.0NI shall be mounted in an

enclosure providing a degree of protection of at least IP 54 in accord-

ance with EN 60 529.

For use in the presence of combustible dusts, the transmitter shall be

mounted in an enclosure providing a degree of protection of at least

IP 6X in accordance with EN 60 529. The surface temperature of the

enclosure shall be determined after installation of the transmitter.

2. Safety

1 2 3 4 5 6 7 8 9 10 11 12 13 ... 99 100

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Wika T53 Uživatelský manuál Strana 8