6
W A T E R - S O U R C E H E A T P U M P S
ATA11U03
R e v. : 0 9 / 1 6 / 1 3
OPTION 07 — EQUIPMENT DDC CONTROLLER
—
This selection should be set to ON when control is to be
used with ClimateMaster heat pump units, the DXM or
CXM will take care of the timeguard and cycle timers. The
minimum on time is still controlled by the thermostat. Off
setting could delay compressor start by 12 minutes.
Selection: OF(F), ON
OF — Timeguard and cycle timers are enabled
ON — Timeguard and cycle timers are disabled
Default: OF (off)
OPTION 11 — DEADBAND BETWEEN HEATING
AND COOLING SET POINTS
— This selection allows
the installer to choose how much differential will exist
between the heating and cooling set points.
Selection: 1 to 10 (F or C)
Default: 5
OPTION 13 — SPACE TEMPERATURE DISPLAY
ADJUSTMENT (OFFSET)
— This configuration is
the number of degrees to be added to the displayed
temperature to calibrate or deliberately miscalibrate
the measured space temperature. This selection is not
available to the installer if Option 39 is set to SP (set
point display).
Selection: –5 to 5 F (always in F) Default: 0
OPTION 15 — AUTO MODE AVAILABILITY
— The
ON selection will allow automatic changeover between
heating and cooling as demand requires a mode
selection. OF maintains either heating or cooling mode
selection only.
Selection: ON, OF(F)
ON — Auto mode
OF — Manual mode
Default: ON
OPTION 16 — MAX CYCLES PER HOUR
— The
maximum cycle rate is limited by internal timers to the
selected number of cycles per hour. Selection of a higher
number causes faster cycling resulting in more constant
room temperature.
Selection: 4, 6, 8
4 — The Y1 output will be energized at most twice
per hour. When an output is energized, it will not be
energized again for 15 minutes.
6 — The Y1 output will be energized at most four
times per hour. When an output is energized, it will
not be energized again for 10 minutes.
8 — The Y1 output will be energized at most six times
per hour. When an output is energized, it will not be
energized again for 8 minutes.
Default: 4
OPTION 18 — BACKLIGHT CONFIGURATION
—
When set to OF (off), the backlight will be lit for 10
seconds after a button is pressed. After 10 seconds of no
button presses, the backlight turns off.
When ON is enabled, the backlight will normally be
on and dim in appearance. The backlight brightness
becomes brighter when a button is pressed. After 10
seconds of no button presses, the backlight will return to
the dimmer level until another button press occurs.
Selection: OF(F), ON
Default: ON with 24 vac power; for batteries only,
default is OFF.
OPTION 20 — OUTDOOR AIR TEMPERATURE
DISPLAY ADJUSTMENT (OFFSET)
— This selection
is not available unless Option 02 is set to Od (outdoor
air temperature) and a valid sensor is connected to S1
and S2 terminals. It allows the calibration, or deliberate
mis-calibration of the outdoor air temperature sensor
reading.
Selection: –5 to 5 (number of degrees F added to the
outdoor air temperature reading to “calibrate” the
temperature sensor)
Default: 0
OPTION 21 — KEYPAD LOCKOUT WITH PASSCODE
— The thermostat is shipped with the keypad fully
accessible. This option allows the installer to limit access
to the keypad.
Selection: OF(F), 1, cd
OF — When set to OF, the user has full access to the
keypad
1 — The user will only have access to modify the set
points (within the set point limits of Option 26 and
Option 27). The padlock icon will be displayed until
the user presses and holds the up and down buttons
simultaneously for five seconds to unlock the keypad.
Once the keypad is unlocked, the user has full access
to the thermostat functionality. The keypad returns
to the locked condition after no buttons have been
pressed for two minutes.
cd — The entire keypad is locked and the padlock
icon is displayed. When the user presses a button
the backlight turns on to maximum brightness for 10
seconds and a “--” is displayed in the temperature
setting. The user must enter the unlock code and
press the mode button to unlock the thermostat.
The padlock icon will then turn off and the user will
Configuration
