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IOM 1206-7 • TRAILBLAZER
™
MODEL AGZ CHILLERS
VFD Interface
The VFD controller is located in the lower left-hand corner of
the unit control panel. It is used to view data including fault and
alarm information. No operator intervention on this control is
required for normal unit operation.
Table 79: Display Key Functions
No .
Display Name
Function
1
Function Key (F1, F2)
The functions assigned to F1 and F2 vary depending on the currently displayed menu. The name of each
function appears in the lower half of the display window.
2, 3
ESC Key, RESET Key
• Returns to the previous display.
• Moves the cursor one space to the left.
• Pressing and holding this button will return to the Frequency Reference display.
3
RESET Key
• Moves the cursor to the right.
• Resets the drive to clear a fault situation.
4
RUN Key
Starts the drive in LOCAL mode.
5
Up Arrow Key
Scrolls up to display the next item, select parameter numbers, and increment setting values.
6
Down Arrow Key.
Scrolls down to display the next item, select parameter numbers, and increment setting values.
7
STOP Key
Stops drive operation.
8
ENTER Key
• Enters parameter values and settings.
• Selects a menu item to move between displays.
9
LO/RE Selection Key
Switches drive control between the operator (LOCAL) and an external source (REMOTE)for the Run
command and frequency reference.
10
RUN Light
Lit while the drive is operating the motor.
11
LO/RE Ligh
Lit while the operator is selected to run the drive (LOCAL mode).
12
ALM LED Light
Refer to ALARM (ALM) LED Displays in
Table 81.
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