Thermostat Output Table - Lennox ComfortSense 3000 Series Operation Manual

Power Loss/Recovery
Thermostat memory is retained for a minimum of 24 hours
during a power loss (includes retention of programmed
temperature setpoint, heat/cool and fan mode settings, fil-
ter reminder status, and equipment protection timers). Af-
ter 24 hours of power loss, programmed settings will be
lost and replaced with default settings.
IMPORTANT
Power must be applied for at least six consecutive
hours prior to a power loss in order for memory to
be retained for the specified time.
LCD Backlight
Activated for 8 seconds when any key is pressed.
NOTE − During an electrical storm or similar disturbance,
the backlight may activate for a few seconds. This is nor-
mal and will no longer occur after the electrical disturbance
has passed.
Thermostat Operating Conditions
35°F to 105°F, 5% to 90% RH
Thermostat Storage Conditions
−40°F to 185°F, 5% to 95% RH
506079−01 02/08
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Page 6

Thermostat Output Table

Table 2 depicts the L3011C thermostat output states for
various input conditions.
Table 2. L3011C Thermostat Outputs
Condition
Gas Heat, Auto Fan
heat demand
cool demand
no demand
Gas Heat, Continuous Fan
heat demand
cool demand
no demand
Electric Heat, Auto Fan
heat demand
cool demand
no demand
Electric Heat, Continuous Fan
heat demand
cool demand
no demand
NOTE − X = output is activated with 24VAC.
W1 Y1 G
X
X X
X X
X X
X
X X
X X
X X
X X
X