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Rosemount 848T Manual de usuario Pagina 10

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Quick Installation Guide
00825-0100-4697, Rev DB
September 2011
Rosemount 848T
10
PRODUCT CERTIFICATIONS
North American Approvals
Factory Mutual (FM) Approvals
I5 Intrinsically Safe and Non-Incendive
Intrinsically Safe for use in Class I, Division 1, Groups A, B,C, D; when installed per
Rosemount drawing 00848-4404.
Temperature Code:
T4 (T
amb
= –40 to 60 °C)
Non-Incendive for use in Class I, Division 2, Groups A, B, C, D (suitable for use with
Non-Incendive field wiring) when installed in accordance with Rosemount Drawing
00848-4404.
Temperature Code:
T4A (T
amb
= -40 to 85 °C)
T5 (T
amb
= -40 to 70 °C)
Rosemount Enclosure Required.
Indoor Hazardous (Classified) Locations.
Table 5. Entity Parameters for Non Incendive Field Wiring
IE FISCO (Fieldbus Intrinsically Safe Concept) Intrinsic Safety
Intrinsically safe for use in Class I, Division 1, Groups A, B,C, D; when installed in
accordance with Rosemount Drawing 00848-4404.
Temperature Code:
T4 (T
amb
= –40 to 60 °C)
Non-incendive for use in Class I, Division 2, Groups A, B, C, D (suitable for use with
non-incendive field wiring); when installed in accordance with Rosemount Drawing
00848-4404.
Temperature Code:
T4A (T
amb
= –40 to 85 °C)
T5 (T
amb
= –40 to 70 °C)
Table 4. FM Approved Entity Parameters
Power/Bus Sensor
(1)
(1) Entity parameters apply to entire device, not individual sensor channels.
V
max
= 30 V V
OC
= 12.5 V
I
max
= 300 mA I
SC
= 4.8 mA
P
i
= 1.3 W P
o
= 15 mW
C
i
= 2.1 nF C
A
= 1.2 F
L
i
= 0 L
A
= 1 H
Power/Bus Sensor
(1)
(1) Entity parameters apply to entire device, not individual sensor channel.
V
max
= 42.4 V
V
OC
= 12.5 V
C
i
= 2.1nF I
SC
= 4.8 mA
L
i
= 0
P
o
= 15 mW
C
A
= 1.2 F
L
A
= 1 H
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