Honeywell Home YT42BRFT22, wireless thermostat DT4R black + switching unit R9H
Honeywell Home YT42BRFT22, wireless thermostat DT4R black + switching unit R9H
The Honeywell Home DT4R is a wireless digital room thermostat in a modern black design with a clear backlit LCD display. It is used for precise temperature control in residential and commercial areas. Communication is via an RF signal at a frequency of 868-868.6 MHz with a range of up to 30 metres. The thermostat does not include the BDR91 switching unit and is designed for use within compatible heating control systems. Control is by mechanical buttons and power is provided by long-life batteries. Installation is simple - the installation manual with QR code and the R9H switching unit are included.
Key features of Honeywell Home DT4R wireless thermostat, black + R9H switching unit
- Compatibility with older and newer Honeywell Home systems
- Quick and easy installation without complex configuration
- Clear LCD display with backlight and auto shut-off
- Simple thermostat control via buttons
- ECO mode for automatic room temperature reduction and energy saving
- Honeywell Home DT4R features freeze protection for safe operation in cold periods
- Modern design in black
- Switching unit R9H is included in the package
Compatible with the manufacturer's app
To use the product's smart features, you need to add the device to the manufacturer's app. For more information about the application (name, supported OS, supported languages) and how to add a device to the application, please refer to the product manual.
Thermostat design and power supply
The Honeywell Home DT4R impresses with its modern black design that easily fits into most interiors. Power is provided by two AA batteries, which are optimized for long-term operation without frequent replacement - up to 1.5 years. The thermostat is suitable for rooms with improperly positioned thermostatic heads that may measure inaccurately.
Functions and temperature control of the DT4R wireless thermostat
The room thermostat allows temperature adjustment from 5 to 35 °C with a control accuracy of ±0.5 °C. There are heating and cooling modes, ECO mode and Boost function for temporary power boost. The TPI and fuzzy logic control algorithms ensure smooth temperature control with respect to the thermal inertia of the space. There is also freeze protection to protect the system and the building from damage at low temperatures.
Package contents:
Wireless thermostat Honeywell Home YT42BRFT22 (DT4R), wireless switching unit, 2× AA alkaline batteries, mounting material, installation and user manual
Regulation accuracy:
± 0,5 °C
colour:
Black
Dimensions of the thermostat:
86 × 86 × 27 mm (h × w × d)
Weight:
approx. 0.10 kg
Certification:
EMC, LVD, RED, RoHS
Class:
V (+3%)
Environmental temperature:
0-40 °C
Specifications
Type
Features
Temperature regulation
Special functions
Indicator
Use
Connectivity
Connection
Battery
JMATEK UK Limited, Keizersgracht 62, 1015 CS Amsterdam, NL, https://honeywellaircomfort.com/en-eu, [email protected]
Specifications can be changed without notice. Images are for illustrative purposes only.
