The T4R is a modern 7-day programmable thermostat for domestic use. It is designed to provide automatic temperature and time control and is ideally suited for use with a combi boiler.

Features and Benefits:

• Suitable with 24-230V on/off appliances including combi-boilers, gas boilers and zone valves.
• A 30m range is possible between the thermostat and receiver box thanks to wireless communication. The connection is already established so no set up is required.
• Large LCD digital display and function buttons ensure easy programming and operation.
• Simple to fit with a three step process: Wire in, power up and test (heat demand icon on the display makes testing easy), then lastly configure.
• New improved wall plate with extra wiring space for added ease when installing.
• Easy to use push button access to the configuration menus.
• Adjustable Frost protection, energy saving TPI control and two wire, volt free connections.
• Away mode with the ability to set a specific temperature and temporary schedule override.
• Schedule can be deactivated and will operate as a variable set thermostat only.
• Suitable for use with an S or Y Plan system.
• Automatic time change for summer and winter.
• Single day schedules or 7 day programming with 7 day; 5/2 (this is pre-configured).
• Battery powered with integrated low-power indicator.
• Burner 'ON' symbol.

Wireless Relay Box Features and Benefits:

• Designed with installers in mind, the wireless relay box comes pre-bound to the T4R.
• Lift up wiring bar for straightforward wiring.
• Clear wiring labels and OpenTherm terminals as standard.