Rosemount 848T Manual do Utilizador descarregar pdf (Página 23)

Quick Start Guide

January 2015

Japan

I4 TIIS FISCO Intrinsic Safety (ia)

Certificate: TC19713

Markings: IIC T4

H4 TIIS FISCO Intrinsic Safety (ib)

Certificate: TC20737

Markings: IIC T4

Combinations

KG Combination of I1/IA, I5/IE, I6/IF, and I7/IG

Conduit Plugs and Adapters

ATEX Flameproof and Increased Safety

Certificate: FM13ATEX0076X

Standards: EN 60079-0:2012, EN 60079-1:2007, IEC 60079-7:2007

Markings: 2 G Ex de IIC Gb

Special Conditions for Safe Use (X):

1. When the thread adapter or blanking plug is used with an enclosure in type of

protection increased safety “e” the entry thread shall be suitably sealed in

order to maintain the ingress protection rating (IP) of the enclosure.

2. The blanking plug shall not be used with an adapter.

3. Blanking Plug and Threaded Adapter shall be either NPT or Metric thread

forms. G

/2 and PG 13.5 thread forms are only acceptable for existing (legacy)

equipment installations.

IECEx Flameproof and Increased Safety

Certificate: IECEx FMG 13.0032X

Standards: IEC 60079-0:2011, IEC 60079-1:2007, IEC 60079-7:2006-2007

Markings: Ex de IIC Gb

Special Conditions for Safe Use (X):

1. When the thread adapter or blanking plug is used with an enclosure in type of

protection increased safety “e” the entry thread shall be suitably sealed in

order to maintain the ingress protection rating (IP) of the enclosure.

2. The blanking plug shall not be used with an adapter.

3. Blanking Plug and Threaded Adapter shall be either NPT or Metric thread

forms. G

/2 and PG 13.5 thread forms are only acceptable for existing (legacy)

equipment installations.

Table 12. Conduit Plug Thread Sizes

Thread Identification mark

M20 ⫻ 1.5 M20

/2 - 14 NPT

/2 NPT

/2 G

1 2 ... 18 19 20 21 22 23 24 25 26 27 28

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