Reference Manual
00809-0100-4026, Rev FA
July 2009
4-9
Rosemount 5400 Series
IS parameters
U
i
=30 V.
I
i
=130 mA.
P
i
=1 W.
C
i
=7.26 nF.
L
i
=0 H.
Figure 4-8. Maximum load
resistance for Intrinsically Safe
installation.
OPTIONAL DEVICES
Tri-Loop HART to analog
converter
The Rosemount 5400 transmitter outputs a HART signal with four process
variables. The Model 333 HART Tri-Loop provides up to three additional
analog 4-20 mA outputs.
Figure 4-9. Wiring diagram for
HART Tri-Loop.
Operating
Region
Maximum Load Resistance
External Power
Supply Voltage
Ch. 3
Ch. 2
Ch. 1
Each Tri-Loop
Channel
recieves power
from Control
Room
Channel 1 must
be powered for
the Tri-Loop to
operate
Device recieves
power from
Control Room
R
L
250
HART Burst Command 3/
Analog Output
Intrinsically Safe Barrier
DIN Rail Mounted
HART Tri-Loop
Control Room
Burst Input
to Tri-Loop
Содержание 5401
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