Honeywell 7 Day Single Channel Programmer ST9100C

The Honeywell ST9100C is a single channel timer, designed primarily for control of a single heating zone or combi boiler application. It is suitable for mains, low voltage, or potential-free switching of the heating load. This central heating programmer is a 7 day timer that gives great flexibility offering up to three on/off switchings per day, additionally each day can be programmed differently. Ideal for combi boiler installations or multi zone systems when the user has different heating needs from day to day. ST9100C can be set to 5/2 day or 1 day programme during installation.