Honeywell CR04 Opentherm Digital Programmable Controller

    Shows the operating of the boiler.

·       3 adjustable levels of temperature.

·       Diagnosis of boiler faults.

·       Possibility of setting a 7-day heating program to work around your work hours or lifestyle.

·       5 default factory preset heating programs.

·       Possibility to control the Thermona cascade boiler.

·       Option of setting a 7-day warm water program.

·      Fast Immediate temperature change function.

·       Two-wire connection and power supply from the boiler.