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Instruction Manual
Appendix J Rev. 1.1
June 1995
Rosemount Analytical Inc. A Division of Emerson Process Management Appendices J-5
World Class 3000
R
L
< 250 Ω
INTELLIGENT FIELD
TRANSMITTER IFT 3000
LOOP CONNECTORS
USE INTERFACE
00275 0013 ONLY
SERIAL PORT & BATTERY
CHARGER MUST
NOT BE USED IN
HAZARDOUS AREAS
SERIAL PORT
NOTE: THE SIGNAL LOOP MUST BE BROKEN
TO INSERT THE OPTIONAL 250 OHM
LOAD RESISTOR
MICROPROCESSOR
BOARD
CURRENT/VOLTAGE SELECTION SWITCH
TO "CURRENT" POSITION
INTERCONNECT BOARD
ANALOG OUTPUT
4-20mA SIGNAL LINE
ANALOG OUTPUT DEVICE
250 OHM
LOAD
RESISTOR
(NOTE)
HART
COMMUNICATOR
HART COMMUNICATOR
REAR PANEL
LOOP CONNECTORS
686003
Figure J-3. Signal Line Connections, < 250 Ohms Load Resistance
J