Emerson Rosemount OCX8800 Instruction Manual page 23

Instruction Manual
IM-106-880C, OI
Figure 7-19 PID Function Block Diagram for Steam Heater Control Example..................................... 143
Figure 7-20 PID Function Block Feedforward Control Example ......................................................... 143
Figure 7-21 PID Function Block Diagram for Feedfoward Control ..................................................... 144
Figure 7-22 PID Function Block Cascade Control Example ................................................................ 145
Figure 7-23 PID Function Block Diagram for Cascade Control Example ............................................. 146
Figure 7-24 Function Block Diagram for Cascade Control with Override ........................................... 147
Figure 7-25 Arithmetic (ARTHM) Function Block .............................................................................. 149
Figure 7-26 Arithmetic Function Block Diagram ............................................................................... 152
Figure 7-27 Relative Temperature Effects on Level ........................................................................... 155
Figure 7-28 Arithmetric Function Block Diagram Example ................................................................ 155
Figure 7-29 Input Selector (ISEL) Function Block .............................................................................. 158
Figure 7-30 Input Selector Function Block Schematic ....................................................................... 160
Figure 7-31 Input Selector Function Block Application Example (SEL_TYPE = max) ........................... 162
Figure 7-32 Input Selector Function Block Application Example (SEL_TYPE = avg.). .......................... 163
Figure 7-33 Input Selector Function Block Application Example (SEL_TYPE = Hot Backup) ................ 163
Figure 7-34 DeltaV Explorer ............................................................................................................. 165
Figure 8-3 Fuse Locations .............................................................................................................. 168
Figure 8-4. Oxygen and Cell Output ................................................................................................ 173
Figure 8-5 Electrical Connections Between Electronics and Sensor Housing ................................... 176
Figure 9-1 OCX with Integral Electronics ........................................................................................ 180
Figure 9-2 Electronics Housing Terminal Blocks ............................................................................. 182
Figure 9-3 OCX with Remote Electronics ........................................................................................ 184
Figure 9-4 Sensor Housing Terminals ............................................................................................. 185
Figure 9-5 Electronics Housing Terminal Blocks ............................................................................. 187
Figure 9-6 Remote Electronics Housing Cable Connections ........................................................... 188
Figure 9-7 Removal of O2 Cell and Heater Strut Assembly ............................................................. 190
Figure 9-8 O2 Cell, Thermocouple, and Heater Connections ......................................................... 192
Figure 9-9 COe Sensor, Thermocouple, and Heater Connections ................................................... 193
Figure 9-10 Removal of COe Sensor Assembly ................................................................................. 194
Figure 9-11 Alignment of COe Sensor Assembly .............................................................................. 195
Figure 9-12 Eductor Alignment Matchmarks ................................................................................... 196
Figure 9-13 Removal of Sample and Exhaust Tubes ......................................................................... 198
Figure 9-14 O2 Cell, Heater, and Thermocouple, Exploded View ..................................................... 200
Figure 9-15 COe Sensor, Exploded View .......................................................................................... 202
Figure 9-16 COe Sensor and Pre-Heater Alignment ......................................................................... 204
List of
Figures
List of Figures
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