Honeywell AC-140-7 Thermostat User Manual


 
T775A/B/M SERIES 2000 CONTROLLER 2. SETUP (ADVANCED OPTIONS)
62-0254–03 18
Fig. 36. Setup - Sensors - Sensor A Menu.
2.2.2. SENSOR A
1. From the Sensors menu, highlight SENSOR A.
2. Press the X button to display the Sensor A selec-
tions.
Fig. 37. Setup - Sensors - Sensor A - Units.
2.2.2.1. UNITS (°F or °C)
IMPORTANT
This is a global change and affects the unit
values for all temperature parameters on all
displays.
The UNITS screen displays only for Sensor A.
1. From the Sensor A selections, use the S and T
buttons to highlight UNITS.
2. Press the X button to display the temperature units.
3. Use the S and T buttons to highlight F or C.
Default: F (Fahrenheit)
4. Press the X button to accept the units and return to
the Sensor A selections.
Fig. 38. Setup - Sensors - Sensor A - Calibrate.
2.2.2.2. CALIBRATE (the sensor)
Ensure that the wire size calibration value is within the
limits. See “Temperature Sensor Calibration” on page 10.
1. From the Sensor A selections, use the S and T
buttons to highlight CALIBRATE.
2. Press the X button to display the calibration degree
value.
3. Use the S and T buttons to increase/decrease the
desired calibration degrees.
Default: 0.0
Range: +/-10°F (+/-6°C)
4. Press the X button to accept the value and return to
the Sensor A selections.
Fig. 39. Setup - Sensors - Sensor A - Label.
2.2.2.3. LABEL (the sensor input)
For a sensor already labeled, the display positions to and
highlights that label.
1. From the Sensor A selections, use the S and T
buttons to highlight LABEL.
2. Press the X button to display the label list.
3. Use the S and T buttons to scroll through list and
highlight the desired label.
You may need to scroll up or down to view all possi-
ble labels.
4. Use the X button to accept the highlighted label
and exit the list.
NOTE: The label names in list order are: Sensor, Boiler,
Outdoor, Duct, Dischrg, Chiller, Room, Supply,
Return, and Animals.
SETUP
SENSORS
SENSOR A
SETUP
SENSORS
SENSOR A
UNITS
CALIBRATE
LABEL
EXIT
M24502
SETUP
SENSORS
SENSOR A
UNITS
SETUP
SENSORS
SENSOR A
UNITS
SELECT
UNITS FOR
SENSOR A
DEG F
DEG C
M24503
SETUP
SENSORS
SENSOR A
CALIBRATE
ENTER
VALUE TO
CALIBRATE
SENSOR A
SETUP
SENSORS
SENSOR A
CALIBRATE
M24504
0.0
F
o
SETUP
SENSORS
SENSOR A
LABEL
SETUP
SENSORS
SENSOR A
LABEL
SELECT
LABEL FOR
SENSOR A
SENSOR A
BOILER A
OUTDOOR A
DUCT A
DISCHRG A
CHILLER A
ROOM A
M24505