Rosemount 2240S, Справочное руководство

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Reference Manual
300550EN, Rev AA
December 2010
Rosemount 2240S
B-8
Appendix B. Product Certifications
Entity (Fieldbus Terminals)
• Ex ia IIC T4 (-50 °C


Ta


+70 °C)
• U
i
=30V, I
i
=300mA, P
i
=1.3W, C
i
=2.2nF, L
i
=1.5µH
RTD Terminals
U
o
=5.9V, l
o
=398mA, P
o
=585mW
Group IIC: C
o



43µF, L
o



0.2mH
Group IIB: C
o
=unlimited, L
o


0.7mH
Group IIA: C
o
=unlimited, L
o


1.8mH
When no connections are made to the Sensorbus Terminal:
U
o
=5.9V, l
o
=100mA, P
o
=150mW, C
o
=43uF, L
o
=3mH
Sensorbus Terminal
U
o
=6.6 V, l
o
=223 mA, P
o
=0.363 W
Group IIC: C
o

22µF, L
o

0.7mH
Group IIB: C
o

500µF, L
o

3.3mH
Group IIA: C
o
=unlimited, L
o

6mH
Special Conditions for Safe Use (X)
The enclosure contains aluminum and is considered to present a potential risk
of ignition by impact or friction. Care must be taken during installation and use
to prevent impact or friction.