Functions For Front Desk Switch Panel And Wire Controller - Midea PTAC Series Service Manual

5.7 Functions for Front desk switch panel and Wire Controller.

1.Front desk switch panel: if a ON/OFF switch is connected to the ports, you can turn off A/C unit with it.
Then the digital LED on the unit will display FC.
(The FIG.A shows you how to connect the units)
2. Wired controller: the digital LED will display LC (Reserved) if a wired controller is connected.
if the communication portal is one way, the buttons on the control panel will be invalid.
Note: This wired controller is optional, and it's matched with the switch board.
ROOM 100
Black
White
PTAC #1
FRONT DESK SWITCH PANEL
ROOM 101
Black
White
PTAC #2
ROOM N
FIELD-SUPPLIED
24V
TRANSFORMER
(SEE NOTE1)
Black
White
PTAC #N
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