The Baxi Twin Channel Programmable RF Room Thermostat is a two-zone wireless (RF) control system designed to manage both central heating and hot water schedules.

Here’s a detailed overview:

Key Features

• Twin‑Channel Control
  Enables separation of heating schedules for two zones—usually central heating and hot water. 

• Wireless RF Connection
  Communicates via RF (up to ~30 m range) with the boiler, eliminating wiring to the main unit.

• Flexible Scheduling
  Offers 7‑day, 5/2‑day, and 24‑hour programming modes, each supporting up to three on/off cycles daily. 

• Boiler & Hot‑Water Control
  Manages both central heating and hot water, making it ideal for full system scheduling.

Thermostat Otions

• Operating Modes

  • On: Keeps heating/hot water on until the set temperature is reached.
  • Off: Disables heating/hot water entirely.
  • Auto: Follows the programmed schedule (up to 3 on/off periods).
  • All Day: Starts at first scheduled time and only shuts off at the last, holding temperature within that window.

Boost Function

• Temporary override allows:

• 30 minutes (1 press)
• 1 hour (2 presses)
• 3 hours (4 presses)
• De-activation is a single press.

Additional Highlights

• Backlit Display
  Clear and easy to read, even in low-light conditions.

• Keypad Lock
  Prevents accidental or unwanted changes.

• Copy Function
  Easily duplicate settings across zones.

Technical Specifications

• Power Supply: Uses 2 × AAA alkaline batteries.
• Electrical Compatibility: Only compatible with 230 V systems.
• Control Protocol: Compatible with IFOS (independent field‑operating system).
• Smart Features: Does not have smartphone or app integration.

Summary

A user-friendly, RF-powered twin-zone programmer that offers reliable and expandable control over your heating and hot water, ideal for homes seeking flexibility without app dependency.