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10.3 Flow measurement problems ..................................................................................................156
10.4 Density measurement problems .............................................................................................158
10.5 Temperature measurement problems .....................................................................................159
10.6 Milliamp output problems .......................................................................................................160
10.7 Frequency output problems ....................................................................................................161
10.8 Use sensor simulation for troubleshooting ..............................................................................162
10.9 Check power supply wiring ......................................................................................................163
10.10 Check sensor-to-transmitter wiring .........................................................................................163
10.11 Check grounding .....................................................................................................................164
10.12 Perform loop tests ...................................................................................................................164
10.12.1 Perform loop tests using ProLink II ............................................................................164
10.12.2 Perform loop tests using ProLink III ...........................................................................166
10.12.3 Perform loop tests using the Field Communicator ....................................................167
10.13 Check for radio frequency interference (RFI) ............................................................................168
10.14 Check the HART communication loop .....................................................................................169
10.15 Check HART Address and Loop Current Mode ..........................................................................169
10.16 Check HART burst mode ..........................................................................................................170
10.17 Check the trimming of the mA output .....................................................................................170
10.18 Check Lower Range Value and Upper Range Value ..................................................................170
10.19 Check mA Output Fault Action ................................................................................................171
10.20 Check Frequency Output Maximum Pulse Width .....................................................................171
10.21 Check Frequency Output Scaling Method ................................................................................171
10.22 Check Frequency Output Fault Action .....................................................................................171
10.23 Check Flow Direction ...............................................................................................................172
10.24 Check the cutoffs ....................................................................................................................172
10.25 Check for slug flow (two-phase flow) .......................................................................................172
10.26 Check the drive gain ................................................................................................................173
10.26.1 Collect drive gain data ..............................................................................................174
10.27 Check the pickoff voltage ........................................................................................................174
10.27.1 Collect pickoff voltage data ......................................................................................175
10.28 Check for electrical shorts .......................................................................................................175
10.28.1 Check the sensor coils ...............................................................................................176
10.29 Check the core processor LED ..................................................................................................178
10.29.1 Core processor LED states .........................................................................................178
10.30 Perform a core processor resistance test .................................................................................179
Appendices and reference
Appendix A Using ProLink II with the transmitter ..........................................................................181
A.1 Basic information about ProLink II ...........................................................................................181
A.2 Connect with ProLink II ............................................................................................................182
A.2.1 ProLink II connection types .......................................................................................182
A.2.2 Make a service port connection .................................................................................183
A.2.3 Make a HART/Bell 202 connection ............................................................................184
A.2.4 Make a Modbus/RS-485 connection ..........................................................................188
A.3 Menu maps for ProLink II .........................................................................................................191
Appendix B Using ProLink III with the transmitter .........................................................................199
B.1 Basic information about ProLink III ...........................................................................................199
B.2 Connect with ProLink III ...........................................................................................................200
B.2.1 ProLink III connection types ......................................................................................200
B.2.2 Make a service port connection .................................................................................201
Contents
iv Micro Motion
®
Model 1500 Transmitters with Analog Outputs