Revision 8 SLG 700 SmartLine Level Transmitter User’s Manual Page ix
4.3 The Advanced Display Menu .............................................................................................. 101
4.3.1 Correlation Model Recalculation ..................................................................................... 102
4.4 Monitoring the Advanced Display ....................................................................................... 120
4.4.1 Advanced Displays ......................................................................................................... 120
4.4.2 Button operation during monitoring ................................................................................ 122
4.5 Changing the Failsafe Direction and Write Protect Jumpers (Including Simulation mode) 123
4.5.1 Procedure to Establish Failsafe Operation ..................................................................... 123
5 Maintenance .................................................................................................... 126
5.1 Overview ............................................................................................................................. 126
5.2 Preventive Maintenance Practices and Schedules ............................................................ 126
5.3 Procedures ......................................................................................................................... 129
5.3.1 Output Check Procedures .............................................................................................. 129
5.3.2 Constant Current Source Mode Procedure .................................................................... 130
5.3.3 Replacing the Terminal Block ......................................................................................... 131
5.3.4 Replacing the Display Assembly .................................................................................... 131
5.3.5 Replacing the Communication Module ........................................................................... 131
5.4 How to replace the Sensor Housing ................................................................................... 132
5.4.1 Tools required. ................................................................................................................ 134
5.4.2 Hazardous Locations ...................................................................................................... 140
5.4.3 Appendix: Reconciling Model Numbers .......................................................................... 140
5.5 Replacing the Wire Probe ................................................................................................... 142
5.5.1 Tools required ................................................................................................................. 142
5.5.2 Procedures ..................................................................................................................... 143
5.6 Trimming Coaxial Probes ................................................................................................... 147
5.6.1 Tools required ................................................................................................................. 147
5.6.2 Procedure ....................................................................................................................... 147
5.7 Saturated Steam Probe Installation .................................................................................... 150
5.7.1 Tools required ................................................................................................................. 150
5.7.2 Procedure ....................................................................................................................... 150
6 Troubleshooting ............................................................................................... 154
6.1 Error Messages .................................................................................................................. 154
6.1.1 Diagnostics ..................................................................................................................... 154
6.2 Diagnosing SLG720 Coaxial Probe misassembly .............................................................. 157
7 Parts List .......................................................................................................... 161
7.1 Overview ............................................................................................................................. 161
8 Glossary ........................................................................................................... 162