Timeguard TRT036N 7 Day Digital Heating Programmer - 2 Channel 2 Channel digital heating programmer allowing independent control of central heating and hot water. The TRT036N is suitable for pumped and gravity-fed systems, with an easy view blue luminescent screen. Simple push-button setting and select modes with full-screen information provide digital accuracy to help improve system efficiency and reduce running costs. 2 independently programmed channels. 7 day programming for use with room thermostat. 3 timed control periods per day (5 day and 2 or 7 day programming). Programme copy function. 1, 2 and 3 hour boost function for central heating and hot water. Holiday mode. Always ON/OFF override mode. Blue LED screen illuminates upon setting. Automatic summer/winter changeover. Change over contacts. Optional pumped or gravity operation set by DIP switches. 7 day factory fitted rechargeable battery backup. Switch Rating: 3(1)A. Technical Specifica