Standalone Wall-Mount Controller
Specification and Installation Instructions
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Operation Mode
The Mode Selector Jumper JP1 must be set to the RUN position (Operation Mode). Refer to the Wiring section on page 3.
C
Actual Tempertature
Press for 3 seconds to change the scale
between Celsius and Fahrenheit
Press once to display Control mode
Exits after 5 seconds
Press to change mode
-AUTO
-HEAT ONLY
-EMH
-COOL ONLY
-FAN
-OFF
Actual Demand
Operation Mode
Press twice to display setpoint
C
Exits after 3 seconds
Appears if setpoint
adjustment is locked
Actual Temperature
Change setpoint
value
Press once to display Fan Speed mode
Press to change mode
- AUTO
-LOW SPEED
-MED SPEED
-HIGH
SPEED
Exits after 5 seconds
Power Up
Upon power up, the LCD illuminates and all segments appear for 2 seconds. The controller then displays its current version for 2
seconds.
LCD Backlight
Pressing any key illuminates the LCD for 4 seconds.
Default Display
The controller displays temperature and humidity readings or setpoints, with or without demand according to the selection made at
Step 8, "Display Info". If a humidity sensor is not used, the temperature values will always be displayed. If a sensor is disconnected
or short circuited, then the unit displays the sensor's limits. To toggle the temperature scale between °C and °F, press both the up
and down
arrow keys for 3 seconds.
Temperature Setpoint Display and Adjustment
To display the setpoint, press the
or
key twice. The setpoint appears for 3 seconds. To adjust the setpoint, press the arrow
keys while the setpoint is displayed. If the setpoint adjustment has been locked (Step 5,
“User Setpnt”), the lock symbol appears.
Humidity Setpoint Display and Adjustment
To access the Humidity setpoint, press the
button for 5 seconds. The humidity setpoint will be displayed for 5 seconds. To adjust
the setpoint, press the
and
keys while the setpoint is displayed. The unit automatically exits this menu if you do not press any
key for 3 seconds. The changed values will be saved automatically.
Control Mode
To access the Control Mode, press the
key. The Control Mode appears for 5 seconds. Press the
key to scroll through the
following control modes. These options can vary depending on the options selected at the following:
Step 6,
Step 7,
Step 12, "Heat Pump Option"
Step 29, "Fan Speed Option"
•
Auto (Automatic Cooling or Heating)
•
Cooling only (on, with cooling
symbol)
•
Heating only (on, with heating symbol)
•
EmH (on, with heating symbol)
•
FAN (on, with fan
symbol)
•
OFF (if it is not disabled in Programming Mode)
