TP room thermostats are typically used in conjunction with a boiler and wall hung radiator heating systems. However, they can also be used in other heating systems where reference room temperature is used to switch the heat source either directly or via zone valves.TP5001 offers all the features from the RET variants in addition it has full heating schedule control. A schedule can be set to suit the user’s heating demands, this can significantly reduce the cost of heating the home by only heating the building when necessary.The TP5001 can be set to 5-2Day schedule or 24Hr depending on user preference. If required, the schedule can be deactivated, and the device can be used manually like a room thermostat. 4 event times can be selected (2 heating periods) for morning and evening.