About Advanced Features & Operation
Page 21
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 # 9, on
page 14
. This minimum difference is enforced during Auto
changeover
operation.
and Program On
MULTI-STAGE OPERATION - Control up to 2 Heat, 1 Cool
Stages.
The
2nd Stage
of heat is
(
A
) the 1st Stage has been on a minimum of 2 minutes
and
(
B
) the temperature spread
greater than:
the setpoint
turned on when:
from the setpoint is equal to or
plus the deadband, plus
2 degrees.
Heat
Setpoint
Dead
Band
2 degrees
1st Stage
turn on
2nd Stage
turn on
Heating
Cool
Setpoint
Dead
Band
1st Stage
turn on
Cooling
OUTDOOR SENSOR
(Optional Accessory)
- When connected
to terminals RS+5, RS1, & RS GND on the back of the
thermostat, the thermostat will read the temperature from the
outdoor
not
control to this sensor, it is only to read outside
To read the temperature
press the
Outside button. The display will then only show Outside
temperature. Pressing the Outside button will then return the
display Y normal operation. The Outdoor sensor is also
used by the thermostat to compare the outside temperature
to the indoor temperature for window condensation control.
Sensor when asked to. This thermostat will
temperature.
from the Outdoor Sensor,
o
The Outdoor Sensor is available in a wired or wireless
version. The wired sensor can be connected to the
thermostat with
up to 500’ of 20 ga. or 300’ of 18 ga.
Unshielded, thermostat wire
.
See the Outdoor Sensor instructions for further details.
