Honeywell YTHX9421R5085WW Prestige® 2-Wire IAQ Kit w/ high definition color touchscreen

Features

• Control heating, cooling and IAQ equipment with only 2 wires at the thermostat. Heating, cooling and IAQ equipment wires to the Equipment Interface Module.
• Smart Schedule - programs in seconds for any lifestyle
• Patented interview based programming and installer setup.
• RedLINK™ wireless communication.
• Increase profit per job by including RedLINK™ accessories that provide comfort and convenience. RedLINK™ accessories include the RedLINK™ Internet Gateway, Portable Comfort Control (PCC), Wireless Outdoor Sensor, Wireless Indoor Sensor, Wireless Entry/Exit Remote, Wireless Vent and Filter Boost Remote, TrueSTEAM™ humidifier with Wireless Adapter and TrueZONE® zoning panel with Wireless Adapter.
• Selectable for residential and light commercial applications. Meets commercial code and is title 24 compliant.
• Light commercial - commercial language (occupied and unoccupied), schedule holidays and custom events, remote setback, economizer and time of day.
• Delta T Alerts and Diagnostics informs customers when their system is not performing as expected with instructions to contact the dealer. Provides a sense of security and greater comfort while generating repeat business.
• All Prestige® IAQ kits come standard with a return and discharge air temperature sensor to measure Delta T.
• Alerts and User Interactions Log - Keeps a searchable history of alerts and setting changes to the thermostat to determine if there is a system malfunction or if the issue was caused by user error. Saves time in troubleshooting and points the technician in the right direction.
• Performance Logs - Keeps a history of heating and cooling performance. The performance log includes Minimum and Maximum Delta T, Minimum and Maximum Discharge Temperature, Minimum and Maximum Return Temperature, Minimum and Maximum Indoor Temperature/Humidity, Minimum and Maximum Outdoor Temperature/Humidity and Run Time. Quickly determine if the system is performing as expected and reduces service time on the job.
• Customizable Service Reminders allow dealers to remind their customers when its time to call for service, when their warranty is expiring and to provide customized alerts.
• USB port for transferring Installer Setup, Customizable Reminders, Custom Events and Holidays to multiple thermostats.
• USB port for adding the dealer's full color business logo on the screen.
• 3 assignable outputs to control humidification, dehumidification, ventilation and a stage of heating or cooling.
• 4 assignable inputs on the Equipment Interface Module can be used with wired outdoor, indoor or discharge sensors, occupancy sensor for remote setback and dry contact devices to trip pre-packaged or custom alerts such as a full drain pan or water leak.
• Extend wireless range of the Equipment Interface Module by connecting a THM4000R1000 Wireless Adapter to the ABCD terminals.
• Tri-lingual - English, French and Spanish display options.
• Precise temperature control (+/- 1° F) for reliable and consistent temperature.
• Multiple staging options to provide comfort or energy savings

Product Specifications 

• Hazmat Information: UN 3091 Lithium metal batteries packed in/with equipment
• Application: Up to 3 Heat/2 Cool Conventional Systems; Up to 4 Heat/2 Cool Heat Pumps
• Dimensions (in.): 3 1/2 in. High, 4 1/2 in. Wide, 7/8 in. Deep
• Dimensions (mm): 88 mm. High, 115 mm. Wide, 22 mm. Deep
• Includes: THX9421R5021WG Prestige® 2-Wire IAQ Thermostat, THM5421R1021 Equipment Interface Module and 2 Duct Sensors
• Used With: RedLINK™ accessories
• Comments: Tri-Lingual Display (selectable for English, French or Spanish)
• Item Type: Product
• Electrical Ratings: 18 to 30 Vac
• Frequency: 50 Hz; 60 Hz
• Stages: Up to 4 Heat/2 Cool Heat Pumps; Up to 3 Heat/2 Cool Conventional Systems
• Electrical Connections: Screw terminals
• Operating Humidity Range (% RH): 5 to 90% RH, non-condensing
• Supply Voltage: 18 to 30 Vac
• Switch Positions (System): HEAT-OFF-COOL-AUTO-EM.HEAT
• Switch Positions (Fan): AUTO-ON-CIRC-FOLLOW SCHEDULE
• Operating Temperature Range (F): 32 F to 120 F
• Operating Temperature Range (C): 0 C to 48.9 C
• Color: Front: White, Side: Gray
• Programmability: 7 Day Program or Non-Programmable
• Power Method: Hardwired
• Terminal Designations: R, RC, RH, C, W-O/B, W2-AUX1, W3-AUX2, Y, Y2, G, A-L/A, U1, U1, U2, U2, U3, U3, S1, S1, S2, S2, S3, S3, S4, S4, A, B, C, D
• Display Size: 8.06 sq in.
• Changeover: Auto or Manual
• Setting Temperature Range (F): Heat: 40 F to 90 F; Cool 50 F to 99F
• Setting Temperature Range (C): Heat: 4.5 C to 32.0 C; Cool: 10 C to 37.0 C
• Humidification Setting Range: Cooling: 40 to 80% RH. Heating: 10 to 60% RH.
• Dehumidification Setting Range: 40 to 80% RH.