Product Overview
Table Of Contents
- ICOMFORT® S30 THERMOSTAT
- BASIC INFOMATION
 - INSTALLER SETTINGS
 - USER SETTINGS
- ACCOUNT SCREEN
 - ADVANCED SETTINGS (INSTALLER SETTINGS)
 - AWAY SCREEN
 - AWAY SETTINGS SCREEN
 - COOL MENU SCREEN
 - DISPLAY SCREEN
 - EDIT SCHEDULES SCREEN
 - FAN SCREEN
 - FEELS LIKE SCREEN
 - GENERAL SCREEN
 - HEAT/COOL SCREEN
 - HEAT MENU SCREEN
 - HOME INFO SCREEN
 - HOME SCREEN (Thermostat ON)
 - HUMIDITY SCREEN (Humidity Control)
 - IHARMONY ZONING SCREEN (if equipped)
 - MENU SCREEN
 - MODES/SCHEDULES SCREEN
 - NAME SCREEN
 - NOTIFICATIONS (REMINDERS) SCREEN
 - PUREAIR™ S PERFORMANCE SCREEN
 - SCHEDULE HOLD SCREEN
 - SCHEDULES SCREEN
 - SETTINGS SCREEN
 - VENTILATION SCREEN (Fresh Air Damper/HRV/ERV)
 - WEATHER FORECAST SCREEN
 - WI-FI SCREEN
 - ZONING SCREEN
 
 
 - REVISIONS
 
iComfort
®
 S30 Ultra Smart Thermostat / Page 27
INSTALLER SETTINGS
•   Electric Heat Control Mode (Air Handler) (Standard/
Evenheat)
•   EvenHeat Discharge Temperature (85 to 130°F, 
default is 85°F)
EL18XC1, XC/XP21
•   Gas Heat Control Mode (Staged, Variable Capacity or 
Load Tracking Variable Capacity)
SLP99
•   Number of Gas Heating Stages (1, 2, 3, or 4, default is 
4)
Staged
•   Modulating Gas Heating Steady State PI Gain (Less 
Aggressive, More Aggressive or Standard)
•   Modulating Gas Heating Step Change PI Gain (Less 
Aggressive, More Aggressive or Standard)
•   Modulating Gas Heating Cycles Per Hour (4.0 to 10.0, 
default is 6.0)
Load Trk. Var. Cap.
•    Gas Heating Activation Temp Difference (5 to 10°F, 
default is 1.5°F)
D. Fuel
•   Cooling Mode (two-stage cooling systems only) 
(Normal, Comfort)
Normal - 2nd stage is locked in until the demand is 
satised.
Comfort - 2nd stage is energized or de-energized based on 
demand to maintain comfort.
EL18XC/P1, XC/XP21
•   Modulating Cooling Steady State PI Gain (Less 
Aggressive, More Aggressive or Standard)
•   Modulating Cooling Step Change PI Gain (Less 
Aggressive, More Aggressive or Standard)
•   Modulating Cooling Cycles Per Hour (3.0 to 6.0, default 
is 4.0)
SL28XCV, XP20
•   Modulating HP Heating Steady State PI Gain (Less 
Aggressive, More Aggressive or Standard)
•   Modulating HP Heating Step Change PI Gain (Less 
Aggressive, More Aggressive or Standard)
•   Modulating HP Heating Cycles Per Hour (3.0 to 6.0, 
default is 4.0)
•   Modulating HP Electric Heating Switching Point (0.0 to 
2.0, default is 1.0)
SL25XPV, XP20
•   Aux Heating Activation Threshold (0 to 10°F, default is 
2.5°F)
Air Handler
CONTROL CENTER SCREEN
Provides access to the dealer for performing various 
functions.
•  Equipment Settings
•  Notications
•  Tests
•  Diagnostics
•  Installation Report
•  Information
•  Exit Button (returns to Home Screen)
The Control Center can also be accessed from the Home 
Screen under the Menu Button > Advanced Settings.
EQUIPMENT
Smart Hub
(About)
•  Language Support
•  Equipment Type name
•  Control Software Revision
•  Control Model Number
•  Control Serial Number
•  Control Hardware Revision
•  Protocol Revision Number
•  Device Product Level
•  24VAC Average Power Consumption
•  24VAC Peak Power Consumption
•  Compatible Device List
•  Application Code Memory Size
•  Microcontroller Part Number
(Adjust Settings)
•  Equipment Name (Keyboard tool)
•  Temp Reading Calibration (–5 to 5°F, default is 0°F)
•   Humidity Reading Calibration (–10 to 10% RH, default is 
0%)
•  Smooth Setback Recovery (Enabled/Disabled)
FEATURES










