Allen-Bradley LOGIX 5000 Reference Manual page 10

Table of contents
Drives
Filter
Select_Limit Instructions
10
CV Windup Limiting ..................................................................................................... 253
Execution ........................................................................................................................... 254
Switch Between Program Control and Operator Control .............................. 254
Operating Modes ...................................................................................................... 255
Convert the PV and SP Values to Percent .......................................................... 257
Primary Loop Control ............................................................................................ 257
Processing Faults ....................................................................................................... 259
Select the Control Variable .................................................................................... 259
Update the CVOper and CVProg Values ........................................................... 260
Select the Setpoint .................................................................................................... 260
SP High/Low Limiting ........................................................................................... 261
Chapter 2
Drives Instructions .......................................................................................................... 263
Integrator (INTG) ........................................................................................................... 264
Proportional + Integral (PI) .......................................................................................... 270
Pulse Multiplier (PMUL) ............................................................................................... 281
S-Curve (SCRV) .............................................................................................................. 289
Second-Order Controller (SOC) ................................................................................. 298
Up/Down Accumulator (UPDN) ............................................................................... 308
HMI Button Control (HMIBC) ................................................................................. 312
Chapter 3
Filter Instructions ............................................................................................................ 319
Derivative (DERV) .......................................................................................................... 320
High Pass Filter (HPF) ................................................................................................... 324
Low Pass Filter (LPF) ...................................................................................................... 330
Notch Filter (NTCH) .................................................................................................... 336
Second-Order Lead Lag (LDL2) ................................................................................... 341
Chapter 4
Select/Limit Instructions ............................................................................................... 349
Enhanced Select (ESEL) ................................................................................................. 350
High/Low Limit (HLL) ................................................................................................. 357
Multiplexer (MUX) ......................................................................................................... 362
Rate Limiter (RLIM) ....................................................................................................... 365
Select (SEL) ....................................................................................................................... 370
Selected Negate (SNEG) ................................................................................................ 373
Selected Summer (SSUM) ............................................................................................. 376
Rockwell Automation Publication 1756-RM006K-EN-P - November 2018