Controls Operating Instructions - McQuay PDAC Installation & Maintenance Data

Controls
Premium (Programmable) Digital Touchpad
Control Operating Instructions
9-LED Indicators
Application
The Premium Digital Control is used to control an
Applied PTAC Unit that includes both an integral air
conditioner and a source of heat.
The Premium Digital Control is operated with a
Touchpad.
Inputs
• Indoor coil sensor, (ICS)
• Outdoor coil sensor, (OCS)
• Indoor air sensor, (IAS)
• Outdoor air sensor, (OAS)
• Remote T'stat, T'STAT (RCBYWG)
• Power supply, (24VAC)
• Line voltage input, (L1, L2)
• Indoor fan standby voltage, (L1STB L2STB)
• Control selection, (LUI, T'STAT
• Model selection, (AC/E, HP, HP/E)
• Time delay bypass, (TEST)
• Indoor off fan cycle, (FAN, OFF CYCLE–10, 20,
30, 1 HR)
Outputs
• Compressor output, COM
• Indoor fan, BLOWER LO, HI
• Outdoor fan, OUTDOOR FAN
• Electric heater, ELE
• Reversing valve, REV VALVE
Local User Interface (LUI)
The user will configure the Applied PTAC Digital
Control Board via the touchpad. The user can select with
a jumper on the control board to receive commands from
a Remote Thermostat.
Keys and Indicators Labels
ON/OFF, FAN SPEED, MODE,
FAN MODE, SLEEP, PROG-ON/OFF
8 Push Buttons
Temp buttons:
Temp UP and
SLEEP, COOL, COOL/DRY, FAN,
9 LED Indicators
HEAT, HIGH, LOW, CYCLE, CONT.
LED 2 Digit Displays No Label
Display Function Legend
Tr = Room Temperature
hI = High Room Temperature
Lo = Low Room Temperature
LA = Low Ambient Lockout
rT = Remote Thermostat Control
tP = Touchpad Control
t = Time
Ts = Temperature Setpoint
Rf = Room Freeze Condition
CF = Coil Freeze Protection
F = Fahrenheit
C = Celsius
LC = Control Lockout - ON
nL = Control Lockout - OFF
Remote Thermostat Control
The Remote Thermostat can be any thermostat that can
interface with an electronic thermostat via RCBWYG
terminals. The Control Selection jumper must be in
T'STAT position. During a call the remote thermostat
will pass R back to the controller on a respective
terminal. The push buttons on the touchpad become
inactive in the remote thermostat mode.However, the
control pad LED display will indicate the mode of
operation, and the room temperature.
LED with Program
Setting Display
8- Push Button
Display Inputs
for
for Temp DOWN
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