Rosemount 848T Instrukcja Użytkownika Pobierz pdf (Strona 14)

Quick Installation Guide

00825-0100-4697, Rev DB

September 2011

Rosemount 848T

NE ATEX TYPE ‘n’ APPROVAL

Certification Number: BASEFFA09ATEX0095X

ATEX Marking II 3 G

Ex nA nL IIC T5 (T

amb

= –40 to 65 °C)

SPECIAL CONDITIONS FOR SAFE USE (X):

1. Provisions shall be made, external to the apparatus to prevent the rated voltage (42.4

Vdc) from being exceeded by transient disturbances of more than 40%.

2. The ambient temperature range of use shall be the most restrictive of the apparatus,

cable gland, or blanking plug.

NOTE:

NE is valid with S001 Input Type ONLY

N1 ATEX Type n

Certification Number: Baseefa09ATEX0095X

ATEX Marking II 3 G

Ex nL IIC T5 (T

amb

= –40 to 65 °C)

SPECIAL CONDITIONS FOR SAFE USE (X):

1. Provisions shall be made, external to the apparatus, to prevent the rated voltage of the

apparatus supply is not exceeded by transient disturbances of more than 40%

2. The electrical circuit is connected directly to earth; this must be taken into account when

installing the apparatus.

NC ATEX Type n Component

Certification Number: Baseefa09ATEX0094U

ATEX Marking II 3 G

Ex nA nL IIC T4 (T

amb

= –50 to 85 °C)

Ex nA nL IIC T5 (T

amb

= –50 to 70 °C)

NOTE:

NF is valid with S001 Input Type ONLY

Table 12. ATEX Approved Entity Parameters

Power/Bus Sensor

= 42.4 Vdc U

= 5 Vdc

= 0 I

= 2.5 mA

= 0 C

= 1000 F

= 1000 mH

Table 13. Entity Parameters

Power/Bus Sensor

= 42.4 Vdc U

= 12.5 Vdc

= 0 I

= 4.8 mA

= 0 P

= 15 mW

= 1.2 F

= 1 H

1 2 ... 9 10 11 12 13 14 15 16 17 18 19 20

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