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About Advanced Features & Operation
CLOCK BACKUP - In the event of a power loss, the thermostat
internal clock will continue to keep proper time for a
minimum of 48 hours without external power or batteries.
2 STAGE OPERATION - The 2nd Stage of heat or cool is
turned on when (1) the 1st Stage has been on for a
minimum of two minutes, and (2) the temperature spread
from the setpoint is equal to or greater than: the setpoint
plus the deadband, plus 2 degrees.
2nd Stage
turn on
MINIMUM HEAT/COOL SETPOINT DIFFERENCE - The Heat
and Cool setpoints will not be allowed to come any closer
to each other than the value set in Advanced Setup step
# 8, on page 13. This minimum difference is enforced
during Auto changeover
ENERGY SAVING SMART FAN - If Fan On is selected,
page 12, step 3, the fan will run continuously at all times,
except in Off, and will only run if there is a heating or
cooling demand in Unoccupied periods.
OVERRIDE - As explained on page 7, pressing the Override
button during a programmed, Unoccupied period will force
the thermostat into Occupied 1, temporarily, up to 4 hours.
If the Override button is pressed during an Occupied
period, the thermostat will be forced into Unoccupied and
the
occupied # (1,2 or 3), it was forced out of will be
turned
off, only for that day.
During Override periods the setpoints may be adjusted,
but they will not be remembered after Override ends.
Heating
Dead
Band
2 degrees
1st Stage
Heat
turn on
Setpoint
and Program On
Page 17
Cooling
Dead
Band
2 degrees
1st Stage
Cool
Setpoint
turn on
operation.
2nd Stage
turn on
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