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  2. Freeze stat - Wikipedia

    en.wikipedia.org/wiki/Freeze_stat

    In practical situations, when an air coil freeze stat is not used, bypassed, or defeated, the air coil can freeze, and this causes a lack of air flow to the facility. [3] By contrast, when a water coil freeze stat is not used, the water coil can get so cold that it can freeze the cooling liquid in the exchanger and burst the exchanger. [5]

  3. Building automation - Wikipedia

    en.wikipedia.org/wiki/Building_automation

    Building automation (BAS), also known as building management system (BMS) or building energy management system (BEMS), is the automatic centralized control of a building's HVAC (heating, ventilation and air conditioning), electrical, lighting, shading, access control, security systems, and other interrelated systems.

  4. Automatic balancing valve - Wikipedia

    en.wikipedia.org/wiki/Automatic_balancing_valve

    Pressure independent control valves are used to limit the flow to the fan coil terminal and air handling unit. This flow is not affected by changes in inlet pressure. A diaphragm within the valve keeps the outlet pressure constant, and this delivers a constant flow to the terminal. The added advantage of pressure independent control valves is ...

  5. Central heating - Wikipedia

    en.wikipedia.org/wiki/Central_heating

    A condensing boiler Hot water central heating unit, using wood as fuel. A central heating system provides warmth to a number of spaces within a building from one main source of heat. A central heating system has a furnace that converts fuel or electricity to heat.

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    mail.aol.com

    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  7. Control system - Wikipedia

    en.wikipedia.org/wiki/Control_system

    On–off control uses a feedback controller that switches abruptly between two states. A simple bi-metallic domestic thermostat can be described as an on-off controller. When the temperature in the room (PV) goes below the user setting (SP), the heater is switched on. Another example is a pressure switch on an air compressor.

  8. What Is The Difference Between A Celery Stalk And A ... - AOL

    www.aol.com/difference-between-celery-stalk...

    For a single celery rib: Just as with the larger bunch, rinse the rib under cool water to remove dirt and debris. Trim off the base and any damaged areas, then use as directed. Trim off the base ...

  9. Adrian Wojnarowski reveals he was diagnosed with prostate ...

    www.aol.com/sports/adrian-wojnarowski-reveals...

    Former ESPN NBA insider Adrian Wojnarowski revealed in a Sports Illustrated profile that he was diagnosed with prostate cancer in March, months before his stunning retirement.. A line in ...

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