MCAC-UTSM-2014-01 R410A Mini Split Chiller 50Hz
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20.2.4 OUTLINE OF FUNCTIONS
This wired controller provides the following functions:
1. Connect with the outdoor unit through the terminals P, Q and E. Connect with the upper unit through the
terminals X, Y and E(reserved).Connect with other wired controllers through the terminals P, Q and E.
2. Set the action mode through the keypad operation.
3. Provide the LCD display function.
4. Provide the timing startup function.
5. Real-time clock function (the wired controller inner place 3V battery)
When the wired controller is powered on, the LCD will display the current time; if it is powered off, the clock
will not be displayed, then it will be auto updated when the wired controller is re-power on.
20.2.5 NAME AND FUNCTION DESCRIPTION OF LCD SCREEN OF WIRED CONTROLLER
Display time data
Display operation mode
Display query data
Display operation status
20.2.6 INSTALLATION PROCEDURE
Installation procedure:
Outdoor unit
#00
Outdoor unit
#01
Outdoor unit
#02
Outdoor unit
#15
Wired Controller
#00
Use PQE to connect with the outdoor units.
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