8
Keypad Basics
The AirChek 2000 Pump operates by pressing various bu
tt
on sequences on
the keypad located on the front of the pump housing.
Ò
Scrolls through run time data, display options, and sampling
parameters during pump setup
S
Increases values and toggles between options
T
Decreases values and toggles between options
[
ST
]
When pressed simultaneously, displayed item is selected or
entered.
Ò
ST
Ò
Security code that must be pressed in sequence within 10
seconds a
ft
er mode change to enter the User Interface. If the
10-second time limit is exceeded, the pump will remain in its
current mode. Perform steps again to enter the User Interface
(see Entering and Navigating the User Interface on page 10
).
Pump Activation
• Press any bu
tt
on
fi
rmly to activate the LCD.
• Press [
ST
] to run the pump or to place a running pump in HOLD.
• Auto OFF switches pump to SLEEP a
ft
er
fi
ve minutes in HOLD with no
activity.
AirChek 2000 Keypad shown at 100%
Introduction
T
Down
arrow
button
Ò
Button
S
Up
arrow
button
