Emerson Micro Motion Installation Manual

iv Micro Motion
®
Model D and DT Sensors Instruction Manual
Contents continued
Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
General information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Zero drift . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Erratic flow rate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Inaccurate flow rate or batch total . . . . . . . . . . . . . . . . . . . . . . . . 44
Inaccurate density reading . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
Inaccurate temperature reading . . . . . . . . . . . . . . . . . . . . . . . . . 46
Troubleshooting at the transmitter . . . . . . . . . . . . . . . . . . . . . . . 46
Troubleshooting at the sensor. . . . . . . . . . . . . . . . . . . . . . . . . . . 51
Appendix A Purge Fittings . . . . . . . . . . . . . . . . . . . . . . 55
Appendix B Rupture Disk
. . . . . . . . . . . . . . . . . . . . . . . 59
Appendix C Label Maintenance and
Replacement
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
Appendix D Return Policy
. . . . . . . . . . . . . . . . . . . . . . 65

Emerson Micro Motion Specifications

General

Category	Measuring Instruments
Manufacturer	Emerson
Brand	Micro Motion
Type	Coriolis Flow Meter
Output	4-20 mA, HART, Foundation Fieldbus, Profibus, Modbus
Power Supply	24 V DC
Material	Stainless Steel, Hastelloy
Process Connection	Flanged, Threaded
Certifications	ATEX, IECEx, CSA, SIL
Pressure Rating	Varies by model; up to 10, 000 psi (690 bar)
Temperature Range	Varies by model; -400 to 750°F (-240 to 400°C)