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PSP721U
LCD
Display
Screen
LUX Rotary Speed Dial
1. SYSTEM COMPATIBILITY
The electrical rating for this thermostat is 1.5A per terminal,
with a maximum of 2.0A for all terminals combined.
COMPATIBLE WITH:
• Most 24-volt heating and cooling systems
• 1 or 2 stage Heat / 1 stage Cool: Gas, Oil or Electric systems
• 1 or 2 stage Heat / 1 stage Cool: Heat Pump systems
• 3-wire hydronic (hot water) zone valves
• Gas Millivolt heaters
NOT COMPATIBLE WITH:
• 120/240 VAC line voltage systems without a transformer, ask
your LUX dealer for thermostats to control these systems.
T
U
D
AY
5
:
36
72
F
PM
HEAT
R E SE T
COOL
PROGRAM
HEAT
PROGRAM
R U N
SET
DAY/TIME
AIR FILTER
®
Up / Down Buttons
FA N
T E M E R AT U R E
NEXT
H E AT
A U T O
H O L D
O F F
O N
C O O L
C O P Y / E M E R
Quick Reference
2
Mode
Switch
System
Mode
LUX
LUX
Switch
Instructions
Fan
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