Lux Products PH521 User Manual
PRODUCTS
● 800 628-4309 • Fax (856) 234-7825
For Use On:
Features - continued
24 volt: Single stage heat pumps and 2
auxiliary and or emergency heat
▪Separate weekday and weekend
▪Preprogrammed – 4 periods per day
Not For Use On:
▪Program defeat (manual/digital mode)
Conventional systems
Non Heat Pump Systems
▪Exclusive Speed Slide ™
Electric baseboard heat (120/240)
▪Programmable (4 digits) keyboard lock
3 Wire zone values
▪Adjustable heat/cool temperature limits
▪Dual power – 2 AA batteries included
Electrical Ratings:
▪Backlight display
1.5 Amps per terminal at 24 Volts AC
▪Celsius or Farenheit
▪Temperature hold
Terminals – W2, Y, E, R, B/O, C, G
▪Temporary temperature override
Temperature Control: 45° F to 90°F (7°C
to 32°C)
▪Temporary compressor protection
(service mode)
▪Adjustable temperature swing 1-9
UPC Code – 0 21079 11521 1
▪Calibration feature
▪Wallplate available
Master Carton - 10 units
▪Dual fuel
Saves Energy!
PH521
heat/1 cool heat pump systems with
programs
CORPORATION
6000 Commerce Parkway ●Suite I • Mount Laurel, NJ 08054 •
4/17/2012
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