Tekmar 261 Boiler Control, Two Stage Boiler & Setpoint

The Boiler Control 261 is designed to stage two on/off boilers using Outdoor Temperature Reset. It can be used in applications ranging from a single zone of baseboard, multiple baseboard and fan coil zones, to dedicated setpoint heating in commercial buildings. This control regulates a single heating water temperature through Outdoor Temperature Reset and/or setpoint target control. It is capable of controlling (stage and rotate) up to 2 on/off boilers, or a single 2 stage boiler, as well as the system pump. Features: Outdoor temperature reset, setback input for energy savings warm weather shut down, automatic boiler differential 2 Stage boiler control Quick setup for easy installation and programming of control User comfort adjustment to increase or decrease building space temperature Advanced settings to fine-tune building requirements Exercising Powered boiler pump output Test sequence to ensure proper component operation