Do you have a question about the Honeywell Home THM5421R1021 and is the answer not in the manual?
Stages | Up to 2 Heat / 2 Cool |
---|---|
Installation | Wall-mounted |
Application | Residential and commercial heating and cooling systems |
Operating Humidity Range (%RH) | 5% to 90% RH |
Operating Temperature Range (F) | 32 to 120°F |
Operating Temperature Range (C) | 0 to 49°C |
Power Method | Battery |
Electrical Ratings | 24V AC |
Power Supply | 24 VAC |
Wiring instructions for Prestige/VisionPRO thermostats to the EIM terminals.
Notes on FocusPRO compatibility and terminal usage.
Guidelines for mounting the EIM and preparing wires for connection.
Requirements for spacing multiple EIMs and using wireless adapters.
Instructions for powering wireless accessories by installing batteries.
Steps for connecting the RedLINK Internet Gateway to the network and power.
Defining installation type (residential/commercial, zoned/non-zoned).
Process to establish wireless communication between thermostat and EIM.
Interpreting the EIM's connected light and resolving issues.
Steps to pair wireless accessories with the EIM.
Verifying successful pairing of RedLINK accessories.
Completing the thermostat and system setup process.
Visual guide for wiring the EIM to conventional HVAC systems.
Specific instructions for sensors, jumpers, and adapters.
Visual guide for wiring the EIM to heat pump HVAC systems.
Special instructions for heat pump wiring, sensors, and terminals.
Wiring guide for geothermal radiant heat systems.
Specific requirements for geothermal systems, jumpers, and sensors.
Using U1-U3 terminals for stages of heating/cooling.
Connecting dry contact devices for system alerts.
Connecting accessories for humidity control and ventilation.
Wiring the W7220 module for heat pump systems.
Wiring the W7220 module for conventional systems.
Wiring W7213/W7214 for heat pump systems.
Wiring W7212 for conventional heating systems.
Steps to reset and reconnect RedLINK accessories after EIM replacement.
Details on supported systems, temperature, and humidity.
Maximum current and voltage ratings for EIM terminals.
Catalog of available accessories and their part numbers.
FCC statements, warnings, and interference guidelines for US users.
RF exposure compliance for EIMs and thermostats.
RF exposure compliance for the Portable Comfort Control.
Canadian regulatory statements for radio transmitters.
Warnings regarding electrical shock, equipment damage, and mercury disposal.
Guidelines for electronic waste disposal and technician installation.