Operator Controls; Main Power Disconnect; Easykey Display And Keypad - Graco Therm-O-Flow 20 Instructions - Parts Manual

Operator Controls

Main Power Disconnect

Turns system power on or off. Includes system circuit
breaker. See F . 6.
IG
TI8138A
POWER
OFF
F . 6: Main Power Disconnect
IG
In a Tandem System, the secondary unloader pro-
vides 24VDC power to the EasyKey display. This
allows the primary unloader to be powered down
for maintenance without interrupting production. All
accessories (light tower, swirl, etc.) and the display
board on the primary system will have power when
the secondary unloader is powered on and the pri-
mary unloader is powered off.
Key Function
Setup: press to enter or exit Setup mode.
Enter: if cursor is in drop-down list box, press Enter key to view drop-down list. Press Enter to save a
value either keyed in from the numerical keypad or selected from a drop-down list.
Up Arrow: move to previous field or drop-down list item.
Down Arrow: move to next field, or drop-down list item.
Continued on page 18.
311976K
POWER
ON
TI8139A
Table 4: Key Descriptions

EasyKey Display and Keypad

EasyKey is a simple user interface consisting of an LCD
display (A) and keypad (B). See F
Use to input numerical data, enter Setup screens, scroll
through screens, and select setup values. See page 17
for additional keypad/screen navigation information. The
EasyKey includes numbered keys to enter values in
setup and the function keys listed in Table 4.
A
B
F . 7: EasyKey Display and Keypad
IG
Operator Controls
. 7.
IG
TI8140A
17