Parker AC30 series, Manual

Page: 307 / 462

Parameter Reference
C-125
AC30 series Variable Speed Drive
PID
Setup::Application::PID
Monitor::Application::PID*
This function allows the AC30V to be used in applications requiring a trim to the reference, depending on feedback from an external measurement
device. Typically this will be used for process control, i.e. pressure or flow.
Parameter Name No. Path Default Range Units Writable
Setpoint
This is connected to an Analog Input as part of the selected macro.
Feedback
This is connected to an Analog Input as part of the selected macro.
Enable
This is connected to a Digital Input as part of the selected macro. It globally resets the PID output and integral term when FALSE.
Enable must be TRUE for the PID to operate.
Integral Defeat
This may be connected to a Digital Input as part of the selected macro. It resets the p integral term when FALSE.
PID Setpoint Negate 1926
Monitor::Application::Preset Speeds
REAL -100.0 to 100.0 % NEVER
Changes the sign of the Setpoint input
PID Feedback Negate
1927 Setup::Application::PID
BOOL ALWAYS
Changes the sign of the Negate input
PID Proportional Gain 1928
Setup::Application::PID
REAL ALWAYS
This is the true proportional gain of the PID controller. When set to zero the PID Output is zero.
Functional Description