Honeywell T4R Programmable Room Thermostat (Wireless)
Technical Details
| Product Title | Honeywell T4R Programmable Room Thermostat (Wireless) |
|---|
Product Description
The T4 programmable thermostat is a modern a wired 7-day Programmable Room Thermostat. It is designed to provide automatic time and temperature control of domestic systems in domestic or light commercial premises.
Features:
- Compatible with 24-230V on/off appliances such as gas boilers, combi-boilers and zone valves
- The T4 can be used as a temperature sensing device in an S or Y Plan system
- Well suited to control combination boiler installations or additional zones in an S Plan Plus system
- On screen text display and function buttons to ensure simplified programming and operation for all users
- Energy saving TPI control
- Optimum stop, start & delayed start features that learn how the room is heated
- Two wire, volt free connections are ideal for use with combination boilers
- Easy to fit with a three-step installation process: Wire, Power Up and Test, Configure
- New improved wall plate with extra wiring space
- Clip on cover to the fixed wall plate
- Optional Wired external sensor available (wired versions only)
- On screen heat demand icon makes start up testing easy
- Simple push button access to configuration menus
- Adjustable Frost protection
- Away mode with specific temperature set (number of days changeable)
- Temporary schedule override until next set point or for 1 or 2 hours
- Schedule can be turned off – will operate as a variable setting thermostat only
- Continuous time, displayed in extra-large LCD
- Automatic Summer/Winter time change
- 7-day programming with 7 day; 5/2 or single day schedules
- Four or six independent time & temperature settings (default is 4)
- Pre-configured 5/2 heating schedule
- Battery powered (with low-power indicator)
- Easy change battery compartment
- Optional backlight with extended light on time period
- Burner 'ON' symbol
Tech Tips
Domestic Heating Controls > Honeywell
Honeywell are the leading supplier of domestic heating and combustion controls in the UK, and are a Fortune 100 company employing over 127,000 people worldwide. Today a leading supplier to aerospace, automation, control and transportation industries throughout the world, Honeywell’s origins were in the area of heating controls, a market which they still dominate today.
As a Honeywell heating controls distributor, PHC stock a comprehensive range of Honeywell products for domestic and commercial heating, water control, building controls and combustion applications. PHC supply the entire range of Honeywell heating controls, including:-
- ST range of time switches and programmers
- Sundial S plan and Y plan and zoned controls
- V4073 mid position valves, V4043 zone valves and V4044 divertor valves
- CM wired and wireless thermostats, T and DT room thermostats, and L-range pipe and cylinder thermostats
- Evohome smart zoning system and voice controlled thermostats
- VT and Valencia TRV’s and manual radiator valves
- D04 Pressure reducing valves and TMV thermostatic mixing valves,
We also stock a large range of Honeywell spares, such as replacement motorised valve actuators, thermostats and TRV heads, and supply direct replacements for many obsolete and discontinued Honeywell heating controls.
