Honeywell Home THX9321 Prestige 2.0 Manual page 42

®
THX9321 PRESTIGE 2.0 AND THX9421 PRESTIGE
ISU Installer Setup
Number Name
Off
4060 Maximum Heat
Recovery Ramp Rate 1° F/hr to 20° F/hr
Off
4060 Outdoor
Temperature used -20° F to 100° F
with Maximum Heat
Recovery Ramp Rate
68-0311—08
®
IAQ WITH EIM
Table 4. Installer Setup (ISU) Table. (Continued)
Settings Default
8° F/hr
40° F
42
Residential,
Commercial Requires
or Both EIM
Commercial No Off: The heating system will begin recovery at
the time that is scheduled.
When a Maximum Recovery Ramp Rate is set,
the thermostat will begin recovery early to
ensure the temperature is reached at the
scheduled time.
Set a Maximum Recovery Ramp Rate based on
the rate that the heating system can recover at
for a mild day in your region. Default setting is
8° F / hour.
Set an Outdoor Temperature that is
representative of a mild day in your region to be
associated with the Maximum Recovery Ramp
Rate. The thermostat will begin recovery at the
optimal time based on a calculated ramp rate,
allowing the system to recover on time and save
energy during changing outdoor conditions.
During recovery, the setpoint changes at a rate
in degrees per hour depending on the outdoor
temperature.
Commercial No Off: The heating system will begin recovery at
the time that is scheduled.
When a Maximum Recovery Ramp Rate is set,
the thermostat will begin recovery early to
ensure the temperature is reached at the
scheduled time.
Set a Maximum Recovery Ramp Rate based on
the rate that the heating system can recover at
for a mild day in your region. Default setting is
8° F / hour.
Set an Outdoor Temperature that is
representative of a mild day in your region to be
associated with the Maximum Recovery Ramp
Rate. The thermostat will begin recovery at the
optimal time based on a calculated ramp rate,
allowing the system to recover on time and save
energy during changing outdoor conditions.
During recovery, the setpoint changes at a rate
in degrees per hour depending on the outdoor
temperature.
Notes