Specifications

Fan Coil Thermostat Controller
Specification and Installation Instructions
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Operation Mode
The Mode Selector Jumper (JP3) must be set to the "RUN" mode (Operation Mode). Refer to Wiring on page 2. To
exit, set the Jumper (JP3) back to the "PGM" mode (Programming Mode). All changes will be saved.
Power Up
Upon power up, the LCD illuminates and all segments appear for 2 seconds. The thermostat then displays its current version for 2
secs.
LCD Backlight
Pressing any key on the thermostat illuminates the LCD for 4 seconds.
Temperature
The thermostat always displays the temperature reading. If the sensor is disconnected or short circuited then “OFF”, “- - -”,
(alarm symbol) are displayed. To toggle the temperature scale between ºC and ºF, press both the and keys for 3 seconds.
Setpoint
To display the setpoint, press the or key twice. The setpoint appears for 3 seconds. To adjust the setpoint, press the and
keys while the temperature is displayed. If the setpoint adjustment has been locked (Step 4 on page 4), the lock symbol
appears.
No Occupancy Mode
This function is only available if you have selected the derogation time at Step 41 on page 9. If the no occupancy is triggered, the
thermostat enters the No Occupancy Mode (the symbol appears) and uses the heating and cooling setpoints defined at Step 42
and 43 on page 9.
The user can press any key to override the duration of No Occupancy. The symbol flashes to indicate that the derogation period
is on. If the symbol does not flash, it means that the derogation period is complete or that the No Occupancy Mode derogation
option has been locked.
Humidity Setpoint Mode
To access the Humidity Setpoint Mode, press the key for 5 seconds. The mode appears for 5 seconds. The message, adjust
humidity setpoint is displayed indicating that the humidity mode is active. To adjust the setpoint, use the and keys. To exit the
mode, press or key.
If the humidity sensor is disconnected or short circuited then “OFF”, “- - -”, (alarm symbol) are displayed.