VFDC-4000 Controller

The VFDC-400 microprocessor-based controller is specifically designed for constant pressure applications using variable frequency drives (VFDs). The VFDC-4000 is capable of controlling up to four VFDs and features P.I.D. control, automatic alternation, data logging, and communication capabilities. The backlit graphic display allows the user to monitor pressure, pump speeds, and alarm status at a glance. The menu driven setup makes navigation and configuration fast and simple.

VFDC-4000 Controller Functions:

1 to 4 VFD(s) control
P.I.D. control
Graphics screen display with back-lighting
Four arrow keys for easy navigation and setup
Automatic alternation: cycle-based or time-based
Jockey pump control for low demand operation
System status display
Operating pressure
Auto/off
Time and date
Alarm with time and date
Scheduled pressure setup function
Pump status display
Pump not in use
Lead pump
pump run/stop
pump speed
VFD fault
Alarm log
Pump run times
Real time clock
Pressure transmitter setup
Password protection
Serial communication
Idle pump protection
Freeze protection
Low and high pressure alarms
Low suction pressure/low level alarm
One-year limited warranty

Product Literature

VFDC-4000 Controller Brochure (.pdf)
VFDC-4000 Controller Dimensions (.pdf)