DescriptionHoneywell ST9400C 7 Day 2 Channel Programmer Honeywell ST9400C 7 Day 2 Channel Programmer , designed for control of both heating and stored hot water in complete systems. The heating and hot water programmes are completely independent, to allow the system to be operated in the most energy efficient manner possible. This Honeywell ST9400C 7 Day 2 Channel Programmer unit is a 7 day full programmer that gives great flexibility offering up to three on/off switchings per day, additionally each day can be programmed differently. Ideal for when the user has different heating needs from day to day. Honeywell ST9400C 7 Day 2 Channel Programmer can be set to 5/2 day or 1 day programme during installation. Honeywell ST9400C 7 Day 2 Channel Programmer can also be set as a mini programmer for older gravity circulation stored hot water systems, where there is no interlocking control valve. All ST9400 models incorporate the Line of Text (LoT) display that gives clear plain English instructions whenever any button or slider is used. This means that installers, customers and users can operate all of the controls reliably, without needing to find an instruction manual. Honeywell ST9400C 7 Day 2 Channel Programmer also features a ‘Holiday’ button allowing the user to switch off their heating for a specified number of days (1 to 99) while they are away from home. Honeywell ST9400C 7 Day 2 Channel Programmer Product Features:LoT display, providing text feedback that gives help and programming hintsLarge backlit displayFactory set clock and dateAutomatic Summer/Winter 1 hour time changeTemporary or permanent override facilitiesExtra hour facility, for up to 3 hours boost or programme extensionChoice of 3 different built in programmesProgramme indicator lightsFits on industry standard back plateDirect replacement for ST6400 modelsAny programmed settings retained indefinitely in non volatile memoryUp to 3 on/off times per day‘Holiday’ button
