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Constant Pressure with PID Control and Pressure Signal
from 4-20 mA Pressure Transducer
Start, Stop, by remote Pressure Switch
Set-point by Keypad Operation
Application: Vertical Turbine Pump
Copyright © 2008 Francis J. Martino
Parameter / Set Keypad Display to read
Notes
APP-02 Proc PI mode / Yes
APP-04 Aux Ref Mode / No
APP-06 PID F/B / I
APP-07 PID P-gain / 1.0 %
APP-08 PID I-time / 5.0 sec
APP-10 PID limit-H / 60.00 Hz
APP-11 PID limit-L / 45.00 Hz
DRV-00 Command Frequency / Set Point (Hz)
Set Point when using PID
DRV-01 Acc. time / 5.0 sec
DRV-02 Dec. time / 10.0 sec
DRV-03 Fx/Rx-1 / 1
DRV-04 Freq Mode / Keypad-2
DRV-09 Motor Speed
Reads speed in RPM
FU1-01 Run Prev / Reverse Prevent
FU1-23 Stop mode/ Decel
FU1-33 Freq limit / No
FU1-49 VAC AC Input Voltage / 104.5 % @ 230 VAC
Program for voltage measured at Drive input terminals
FU2-20 Power-on run / Yes
Automatic restart upon restoration of power
FU2-22 Speed Search / 1110
FU2-25 Retry number / 10
10 Auto-retries
FU2-26 Retry delay / 60 sec
Delay between retries.
FU2-41 Pole number / 4
1800 RPM
FU2-42 Rated-Curr / Motor FLA
Set in service factor range if there is nuisance tripping
FU2-61 Auto tuning / Yes
I/O-26 M7 define / FX
Terminal M7 will accept external contact connection to
Terminal CM to provide Drive Start in Forward.
Customer supplied Pressure Switch will
provide contact closure between terminals M7 and CM.
60 lbs will start, 80 lbs will stop.
Keypad Stop button is Disabled by I/O 26 M7 define. Separate operator station with
push-pull START/STOP button must be added in series with the pressure switch
contact to start and stop the Drive manually.
Special Feature for the application:
I/O-76 Run / A1 - C1
Inverter Run Detection gives a closed contact at
output terminals A1 - C1.
For use with Customer supplied chlorinator.
FU2-95 Parameter Save
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