Honeywell Digital Chronothermostat Cm901i Daily Programming

CM901i

Honeywell CM901 is a Chronothermostat, designed to guarantee a pleasant temperature when you are at home and energy savings when you are away from home.

The CM901i programmable thermostat is designed to provide automatic temperature control based on set time schedules for heating and cooling systems in houses and apartments. It can be used as a component of a system in combination with gas boilers, burners for gas and oil boilers, circulation pumps, zoning valves and electric heating systems (<8A).

The CM901i chronothermostat is designed for installer and user; includes a molded backplate that has connector rails and wiring knockouts to make installation quicker and easier.

To facilitate use and installation, this chronothermostat has been equipped with a large LCD display, with backlighting, dynamic texts and a button for confirming operations. This chronothermostat is ideal for users who want to obtain precise and careful temperature control through a modern device that is easy to program and use

Characteristics:

• An attractive, slim and modern style makes it ideal for installation in any home environment.
• Daily heating schedule.
• The dynamic display of text on the liquid crystal display offers better response to the user / installer.
• Up to 6 independent daily time and temperature level changes allow you to set 6 combinations of times and temperatures that best suit your lifestyle.
• Backlighting of the LCD background, for perfect reading even in low light conditions.
• Temporary override of the programmed temperature until the next switching point.
• "Holiday" button, which allows energy saving with reduction to a constant temperature, from 1 to 99 days, during holiday periods, returning to normal operation (AUTOMATIC or MANUAL) on the day of returning home.
• Ambient temperature query
• EEPROM memory that holds the user program indefinitely.
• The OFF position guarantees frost protection at at least 5 °C so that the pipes of the heating system never freeze during the winter.
• Built-in default heating schedule.
• The summer / winter time changeover takes place automatically.
• Possibility of connecting a telephone interface to allow remote control of the system.
• Wall or switchboard installation with connection guides and wiring arrangements to simplify installation.
• Diagnosis mode for troubleshooting.
  
  
• The user configuration mode allows you to activate additional functions to be set at your discretion:
  - 12h or 24h time display.
  - Restoring the default heating profile.
  - Automatic enabling / disabling of winter/summer time.
  - User interface language selection.
  
  
• The installer configuration mode allows the latter to activate additional functions in relation to the applications and user needs:
  - Optimization.
  - Pump exercise.
  - Threshold adjustment of upper / lower setting values.
  - Temperature deviation.
  - Minimum ignition time.
  - Cycle now.
  - Operation in Hot / Cold mode.
  - Proportional band width.