Greenheck Vektor Laboratory Exhaust with VGN Technology Electrical Controls Information (476072) - Manual (Page 20)

VGN Nozzle Controller
Controller Introduction and Tutorial
The VGN Nozzle Controller is located in the main control
panel. The controller has factory set points that can
be modified to configure the system for job specific
functions. The controller introduction and directions for
the setup screens are shown in this section.
The face of the controller has six buttons, allowing the
user to view unit conditions and alter parameters. The
controller is pre-programmed with easy to use menus.
Keypad Navigation
Escape Allows the user to exit the current menu, jumping to the Main Menu.
Up | Down
The arrow buttons allow the user to scroll through different screens and adjust
parameters.
!
Ì
Alarm
Button will blink red, indicating an alarm condition. Press to review current alarms. To
review previous alarms, access the DATA LOGGER through the main menu.
Enter
A. In screens with adjustable parameters, pressing the Enter button moves the cursor
from the upper left corner of the screen to the parameter. The arrow buttons can then
be used to adjust the parameter.
B. To move to the next parameter on the same screen, press the Enter button.
C. To save the change, press the Enter button until the cursor moves back to the upper
left corner of the screen.
Program Pressing the Program button allows the user to enter the Main Program Menu.
Example of Parameter Adjustment
The cursor always begins in the upper left corner of the display and will be
blinking. Press the
button to move the cursor down for parameter adjustment.
J GREENHECK VGN
SYSTEM SETTINGS
H FAN SIZE 36
FLOW MEASURE INLET
UNITS ENGLISH
ELEVATION 10000
OUTLET VELOCITY 3000
GREENHECK VGN
SYSTEM SETTINGS
H FAN SIZE J 36
FLOW MEASURE INLET
UNITS ENGLISH
ELEVATION 10000
OUTLET VELOCITY 3000
Once the cursor has reached the desired parameter, press the buttons to
adjust the value.
J GREENHECK VGN
SYSTEM SETTINGS
H FAN SIZE 36
FLOW MEASURE INLET
UNITS ENGLISH
ELEVATION 10000
OUTLET VELOCITY 3000
When satisfied with the adjustment, press the button to save the parameter.
When finished, make certain the cursor is in the upper left corner. If the
cursor is not in the upper left corner, the changes will not be saved. The
cursor must be in the upper left corner to enable screen advancement.
Electrical Controls Information for Customer-Supplied Variable Frequency Drive
20 VGN Technology
®