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Instruction Manual
Appendix J Rev. 1.1
June 1995
J-12 Appendices Rosemount Analytical Inc. A Division of Emerson Process Management
World Class 3000
NO
NO
NO
NO
NO
NO
YES
YES
YES
YES
YES
YES
>
IS
LOAD
RESISTANCE
250 OHMS
?
(CONTINUED FROM
SHEET 1 OF 2)
CONNECT THE HART UNIT
TO THE 4-20 mA SIGNAL
LOOP. REFER TO SECTION
2. IF LOAD RESISTANCE IS
<250 OHMS, THE 250 OHM
LOAD RESISTOR MUST BE
USED.
686005
Figure J-5. Model 275D9E, Troubleshooting Flowchart (Sheet 2 of 2)