| Feature |
Standard |
Advanced (DCS) |
| Support for all single
loop controllers and PLCs |
Yes |
Yes |
| Support for all DCS
Controllers
| —
| Yes
|
| PID Tuning optimized for load upsets or set point
changes (from data collected in auto or manual) |
Yes |
Yes |
| PID Tuning Table
Summarizes Your Tests |
— |
Yes |
| Traditional Lambda
tuning rules (including Lambda for level) |
— |
Yes |
| Safety Factor: Adjust the safety factor for the
tradeoff between response and robustness you want. |
Yes |
Yes |
| Performance Increase: Tells you how much better the
response will be with the new settings. |
Yes |
Yes |
| Performance Summary
Window |
— |
Yes |
| Performance
Evaluation
One glance at the bar graphs let you easily compare and evaluate the
trade-offs in your control loop. |
— |
Yes |
| Process Modeling, up to second order with dead time,
including integrators. (From open or closed loop data.) |
Yes |
Yes |
| Modeling
selections Ability to force the model structure. Creates the DMC
vector. |
— |
Yes |
| Time simulation of setpoint changes or load upsets.
What-if analysis of current to new. Try out new values in
simulation without effecting the plant. |
Yes |
Yes |
| Time simulation: Comparison of actual to model. See
how close the model fits your time data. |
— |
Yes |
| Time simulation: Simulated response to noise.
Includes valve wear indices. |
— |
Yes |
| Robustness Plot: Trade-off between tight tuning and
sensitivity to dead time or gain changes. |
Yes |
Yes |
| Robustness Plot: Dial in the robustness you
want (by dragging the robustness line). |
— |
Yes |
| Process Frequency response (compared to model). |
Yes |
Yes |
| Hysteresis check—automatic. Improve control by
reducing hysteresis. |
Yes |
Yes |
| Hysteresis check—manually choose locations.
Gives you more control of hysteresis checking. |
— |
Yes |
| Graphically zoom in, edit, filter, or average your
time data. |
Yes |
Yes |
| Manually zoom in and set display ranges on the time
data plot. |
— |
Yes |
| Statistical Analysis. Reduce variability to increase
product quality and capacity. |
Yes |
Yes |
| Statistical Analysis includes valve wear indicators—see how
your valve life has improved. |
— |
Yes |
| Valve Wear
Analysis. Extend valve life. Reduce valve maintenance. |
— |
Yes |
| PV Filter Analysis.
Significantly reduce valve wear. Finds largest possible
filter. |
— |
Yes |
| Unfilter your PV
Remove the effects of a PV filter. See the signal as if it were not
filtered. |
— |
Yes |
| Valve Stiction
Wizard: Correct stiction problems to reduce cycling. |
— |
Yes |
| Time Line:Correcting
deficiencies in the time line will improve the performance of the
loop. |
— |
Yes |
| Multi-Variable Loop
Analysis: Number of extra trends (to DDE, or OPC).
Monitor other variables on the same faceplate or trend. |
1 |
no limit |
| Multi-Variable Loop
Analysis: Add extra loops (to DDE, or OPC). Match
variables for modeling, analysis, simulation, tuning, or
interactions between loops. |
— |
Yes |
| Multi-Variable Loop
Analysis: Relative Response Time. Decouple interacting
loops and cascades. |
— |
Yes |
| Feedforward
system design, unique, and robust. |
— |
Yes |
| Auto and cross
correlation. Multi-Variable loop analysis. See how loops
effect one another. |
— |
Yes |
| Characterizer—Optimal
performance at all production rates. Linearizes your process for
optimal performance across the entire range. |
— |
Yes |
| Universal Linearizer for
pH Loops. pH control with little or no cycling. |
— |
Yes |
| Level Control
Wizard helps you optimize your level strategy in all types
of vessels. |
— |
Yes |
| Power Spectral
Density. Pinpoint process faults by uncovering hidden
cycles. |
— |
Yes |
| Histogram.
Identify problems from normal operating data. |
— |
Yes |
| Inverse response
(shrink-swell) process analysis, modeling, simulation, and
tuning |
— |
Yes |
| Reporting: Creates full report of your loop analysis
in MS Word. |
Yes |
Yes |
| Advanced
reporting. Customize your report templates in MS
Word. |
— |
Yes |
| Set Point
Filter. Great response to both loads and set point
changes |
— |
Yes |
| Easy Connection to PLCs and single loop controllers
via Setup wizards. With OPC or
DDE option. |
Yes |
Yes |
| Setup wizards make
it super easy to connect your DCS systems. With OPC or DDE
option. |
— |
Yes |
| Tune and analyze data from your plant historian (via
OPC HDA) |
— |
Yes |
| OPC Communication option available. |
Yes |
Yes |
| ASCII Communication option available. |
Yes |
Yes |
| Multi-Channel communication option available.
Includes connection via DDE or ExperTune's A/D Converter. |
Yes |
Yes |
| Manually set
min max on time plot. |
— |
Yes |
