Wired VR 91 Programmable Room Thermostat

Overview

The Vaillant wired VRC 700 and wireless VRC 700f system controls allow your customer to take control of their Vaillant heating and hot water system.

Designed to work harmoniously with all current Vaillant products, the VRC 700 and VRC 700f effortlessly use weather compensation technology to ensure your customers‘ appliances are working to their peak performance, always maintaining optimum efficiency.

Key features and benefits

• Designed with simplicity and familiarity in mindUses a familiar menu structure to make controlling the system easy and efficient
• Intelligently communicates with all Vaillant appliances the hybrid management system will automatically choose the most efficient and cost effective appliance to deliver the most cost effective and energy efficient solution
• Flexible time programs Three heating and three hot water time periods can be set for each week, day, or over a 24-hour period
• Up to three heating circuits with domestic hot water control
  Additional heating zone controls are available in wired (VR 91) and wireless (VR 91f) options and are designed to mirror the functionality of the VRC 700 and VRC 700f
• Holiday function prevents the heating and hot water coming on whilst
  away and reinstates it upon return. Ideal for use in schools during the holidays
• Stored programs are protected from potential power failures. Holds time and temperature programs permanently, even in the event of a power failure
• Cascade functionality uses degree minutes in order to calculate when best to use each appliance in turn. Can control up to seven boilers in cascade and one heat
  pump or solar thermal appliance. This ensures every appliance is run for an equal amount of time.

The VR91 allows control of 1 additional heating circuit when combined with VRC700 control pack and VR70/VR71