Operator Access; To Change Setpoints - Johnson Controls FRICK QUANTUM LX Operation

090.022-O (MAY 12)
Page 6
Operator access to this system is through various screens.
A screen is the physical representation of data on the dis-
play. Each screen has a title area. The title is descriptive
of the screen. The current date and time is shown in this
title area. The day of the week, Sunday (Sun.) through
Saturday (Sat.) is displayed. The month of the year from
January (Jan.) to December (Dec.) is displayed. The day of
the month from 1 to 31 and the year from 0001 to 9999
is displayed. The time displayed is the current time in 24
hours (military) format. The hours, minutes and seconds
are displayed.
The setpoints defi ne the operation and limits of each unit.
These setpoints can be change by operators in the fi eld.
These setpoints are stored on the Compact Flash card.
NOTE: Setpoints are not lost after power is interrupted.
However, we suggest that a list of Setpoints be recorded
and stored safely to facilitate reentry, in case there is a
need to return to the original settings.
1. The data entry fi elds are identifi ed by a black box
with a white interior. The data is shown in black text.
When on a screen that has adjustable setpoints, tab
to the setpoint box that you wish to modify (or se-
lect it on a web browser).
2. The current value of that setpoint is shown. Use
the keypad to enter the new value. Typing a new
QUANTUM™ LX COMPRESSOR CONTROL PANEL
OPERATION

OPERATOR ACCESS

TO CHANGE SETPOINTS

Some screens are for informational purposes only, and
cannot be modifi ed. These screens typically show ana-
log values such as temperature and humidity, which are
strictly functions of an associated sensor, and as such,
cannot be modifi ed. Other screens show setpoint values
which can be changed, in order modify the units operating
characteristics. For easier viewing, related information is
separated into boxes. Sometimes selections are hidden
when that the feature is unavailable.
value will completely erase the old value.
3. Press the keypad [ENTER] or [Tab] key to input
the new data in the data entry fi eld and to move to
the next data entry fi eld.
4. If the data entered into the setpoint box is valid,
press the keyboard [ENTER] key. After all the set-
point changes on this screen have been entered,
press the [SUBMIT] button to save the setpoint
changes to memory.
5. If the value is out of bounds, an error message
box displays the proper range of values. Press the
[OK] button to acknowledge the error message.
Re-enter a correct value.