> White-Rodgers 1F98EZ-1421 Universal Touchscreen Thermostat System

White-Rodgers 1F98EZ-1421 Universal Touchscreen Thermostat System

White-Rodgers 1F98EZ-1421 Universal Touchscreen Thermostat System

About This Thermostat

MFG: White-Rodgers
MFG#: 1F98EZ-1421
Our#: 176808
Programmable: Yes (7 day, 5+1+1, or non-programmable)
Stages: 2H & 2C
System Compatibility: Single Stage, Millivolt, Multi-Stage, Heat Pump
Power Options: 24 VAC Hardwire, Battery
Heat/Cool Changeover: Automatic or Manual
Programmable Fan: Yes
Temperature Limits: Yes
Keypad Lockout: Yes
Backlight: Yes
Vacation Hold: No

White-Rodgers 1F98EZ-1421 Universal Thermostat System

Upgrade single stage applications to premium high-efficiency systems (staging, heat pump or heat pump with dual fuel) - using existing 4 wires.  This 2-piece system includes thermostat, and equipment interface module.

Universal - installer selectable system  applications - Choice of 7 day or non-programmable (installer selectable)
4 time and 4 temperature settings per program (2 setbacks) heat and cool
Energy savings up to 33%

Large, 12-square-inch touchscreen display - largest in the industry
Lighted display for easier low-light viewing Optional continuous display light Larger, easy-to-read character size
Clean, uncluttered touchscreen display provides easier navigation

Comfort & Convenience
Humidification and dehumidification control
Intuitive menu-driven setup, programming and  operation, with audio prompt to confirm touchscreen entries
Permanent program retention during power loss
Indefinite setpoint Hold or  temporary temperature override
Auto heat/cool changeover option - automatically switches between heating and cooling programs
Heating and cooling, heating only or cooling only configuration
Setpoint temperature limits
UV lamp change reminder
Furnace filter change reminder
Humidifier pad change reminder
Maintains room temperature to within +/- 1° F
Room temperature display can be recalibrated up to +/- 5° F

Selectable Energy Management Recovery
Meets California Building Code, Title 24
Fast (FA) or slow (SL) heating cycle anticipation
Exclusive "Call for Service" diagnostic  indicator
Compressor lockout protection
Humidification and Dehumidification Control
Flexibility for system integrated control and/or independent humidification and dehumidification

Terminals - RC, RH, C, W/I, W2, Y, Y2, G, O/B, L, +, S, -, HM, HM2, DHM, DHM2
5.8"W x 5.5"H  x 1.4"D (control)
5.9"W x 4.6"H  x 1.2"D (interface)
Setpoint Temperature Range:
45° to 99° F (7° to 32° C)
Rated Differential:
Heat 0.6° F; Cool 1.2° F
Operating Ambient Temperature:
32° to 105° F (0° to 41° C) - Interface
-30° to 150° F (-34° to 66° C) - Control
Operating Humidity Range:
90% non-condensing maximum
Shipping Temperature Range: -40° to 150° F (-40° to 65° C)
Input Hardwire: 20 to 30 VAC,
NEC Class II, 50/60 Hz or DC
1.5 Amps (load per terminal)
2.5 Amps maximum load (all terminals combined)
Standard Systems
Single Stage gas, oil, electric
Single Stage heat pump
Multi-Stage gas, oil, electric
Multi-Stage heat pump