Emerson B-106-300NH instruction manual Figure D-5. MPS Troubleshooting Flowchart

Instruction Manual

Appendix D Rev. 2.4 July 1998

SYMPTOM

World Class 3000

SOLENOID IS OPERATING NORMALLY.

NO

SET METER* FOR 50 VDC.

PLACE PROBES ON TERMINAL BLOCK J2, CAL RET, AND J1 HI GAS.

SOLENOID IS RECEIVING 24 VDC.

NO

PLACE PROBES FROM METER ON J11.

METER INDICATES 24 VDC.

NO

YES

YES

YES

ENSURE THAT A SUFFICIENT SUPPLY OF CALIBRATION GAS IS AVAILABLE.

NO

INSTALL NEW CALIBRATION GAS BOTTLES.

REPLACE SOLENOID.

REPLACE TERMINAL

BOARD.

YES

CALL FOR FACTORY ASSISTANCE.

FUSES BLOWN IN MPS.

YES

NO

PLACE PROBES FROM METER ON J1, LINE 1, AND LINE 2. SET METER FOR 200 VAC.

REPLACE BLOWN FUSES.

*SIMPSON MODEL 260 OR EQUIVALENT MULTIMETER.

METER INDICATES 110 VAC AT J1.

NO

CHECK MAIN POWER SOURCE.

YES

REPLACE POWER SUPPLY.

27270023

Figure D-5. MPS Troubleshooting Flowchart

D-6 Appendices Rosemount Analytical Inc. A Division of Emerson Process Management