Emerson 3051 Quick Installation Manual page 15

Quick Installation Guide
00825-0100-4001, Rev BA
November 2002
Australian Certifications
I7 SAA Intrinsic Safety
Certification No.: AUS EX 1249X
Ex ia IIC T4 (T
Ex ia IIC T5 (T
IP65
When connected per Rosemount drawing 03031-1026
The apparatus may only be used with a passive current limited
power source Intrinsic Safety application. The power source must
be such that Po £ (Uo * Io) / 4. Modules using transient protection
in the terminal assembly (T1 transient protection models) the
apparatus enclosure is to be electrically bonded to the protective
earth. The conductor used for the connection shall be equivalent
to a copper conductor of 4 mm2 minimum cross-sectional area.
SAA Approved Input Parameters
U = 30 V
i
I = 200 mA
i
I = 160 mA (Option Code T1)
i
P = 0.9 W
i
C = 0.01 µF (Output Code A)
i
C = 0.042 µF (Output Code M)
i
L = 10 µH
i
L = 1,05 mH (Output Code A with T1)
i
L = 0,75 mH (Output Code M with T1)
i
= 70 °C)
amb
= 40 °C)
amb
Model 3051