Abstract: A wireless damper control and test system comprising a wireless controller for communicating with a wireless interface using an identifier whereby actuation timing of a damper actuator is transmitted by signal, the wireless interface connected to a damper to be controlled or tested using the transmitted signal, the wireless controller transmits the signals to the wireless interface for operational verification of the damper and damper actuator, and the wireless interface detects a damper state by contacts mounted on the damper and communicates the damper state to the wireless controller.

Abstract: A louver blade, comprising a first arcuate section, a second arcuate section serially connected to the first arcuate section and a hook extending from the intersection of the first arcuate section and the second arcuate section.

Abstract: A control system, comprising one or more smoke sensors, each configured to measure a level of smoke at a location within a building and to output a smoke level signal based at least in part upon the measured level of smoke. A controller configured to receive the smoke level signals and to control an operation of one or more energy recovery ventilation systems in a first mode of operation to recover energy when the smoke level signal is below a predetermined value and in a second mode of operation to evacuate smoke when the smoke level signal is above the predetermined value.

Abstract: A wireless damper control and test system comprising a wireless controller for communicating with a wireless interface using an identifier whereby actuation timing of a damper actuator is transmitted by signal, the wireless interface connected to a damper to be controlled or tested using the transmitted signal, the wireless controller transmits the signals to the wireless interface for operational verification of the damper and damper actuator, and the wireless interface detects a damper state by contacts mounted on the damper and communicates the damper state to the wireless controller.

Abstract: A wireless damper control and test system comprising a wireless controller for communicating with a wireless interface using an identifier whereby actuation timing of a damper actuator is transmitted by signal, the wireless interface connected to a damper to be controlled or tested using the transmitted signal, the wireless controller transmits the signals to the wireless interface for operational verification of the damper and damper actuator, and the wireless interface detects a damper state by contacts mounted on the damper and communicates the damper state to the wireless controller.

Abstract: A control system, comprising one or more smoke sensors, each configured to measure a level of smoke at a location within a building and to output a smoke level signal based at least in part upon the measured level of smoke. A controller configured to receive the smoke level signals and to control an operation of one or more energy recovery ventilation systems in a first mode of operation to recover energy when the smoke level signal is below a predetermined value and in a second mode of operation to evacuate smoke when the smoke level signal is above the predetermined value.

Abstract: A control system, comprising one or more smoke sensors, each configured to measure a level of smoke at a location within a building and to output a smoke level signal based at least in part upon the measured level of smoke. A controller configured to receive the smoke level signals and to control an operation of one or more energy recovery ventilation systems in a first mode of operation to recover energy when the smoke level signal is below a predetermined value and in a second mode of operation to evacuate smoke when the smoke level signal is above the predetermined value.

Abstract: A control system comprising a temperature sensor, an enthalpy sensor and a processor capable of receiving said temperature and enthalpy signals and further capable of controlling the operation of an energy recovery ventilation wheel based at least in part on said temperature and enthalpy signals.

Abstract: A louver blade, comprising a first arcuate section, a second arcuate section serially connected to the first arcuate section and a hook extending from the intersection of the first arcuate section and the second arcuate section.

Abstract: A control system, comprising one or more smoke sensors, each configured to measure a level of smoke at a location within a building and to output a smoke level signal based at least in part upon the measured level of smoke. A controller configured to receive the smoke level signals and to control an operation of one or more energy recovery ventilation systems in a first mode of operation to recover energy when the smoke level signal is below a predetermined value and in a second mode of operation to evacuate smoke when the smoke level signal is above the predetermined value.

Abstract: A control system, comprising one or more smoke sensors, each configured to measure a level of smoke at a location within a building and to output a smoke level signal based at least in part upon the measured level of smoke. A controller configured to receive the smoke level signals and to control an operation of one or more energy recovery ventilation systems in a first mode of operation to recover energy when the smoke level signal is below a predetermined value and in a second mode of operation to evacuate smoke when the smoke level signal is above the predetermined value.

Abstract: A system for controlling a damper, comprising an energy harvesting device is disclosed. A voltage conditioning and storage unit coupled to the energy harvesting device, the voltage conditioning and storage unit configured to apply overvoltage and undervoltage protection to a storage capacitor. A controller coupled to the voltage conditioning and storage unit, the voltage conditioning and storage unit configured to apply overvoltage protection to the controller.

Abstract: A gas flow monitoring system is disclosed that includes a plurality of first gas flow sensors. A primary probe transmitter is connected to the plurality of first gas flow sensors is configured to process data received from the plurality of first gas flow sensors to generate first gas flow data. A plurality of second gas flow sensors are connected to an ancillary probe transmitter and to the primary probe transmitter, where the ancillary probe transmitter are configured to process data received from the plurality of second gas flow sensors to generate second gas flow data. The primary probe transmitter further comprises a building automation system interface, and is configured to receive the second gas flow data from the ancillary probe transmitter and to transmit the first gas flow data and the second gas flow data to a building automation system.

Abstract: A gas flow monitoring system is disclosed that includes a plurality of first gas flow sensors. A primary probe transmitter is connected to the plurality of first gas flow sensors is configured to process data received from the plurality of first gas flow sensors to generate first gas flow data. A plurality of second gas flow sensors are connected to an ancillary probe transmitter and to the primary probe transmitter, where the ancillary probe transmitter are configured to process data received from the plurality of second gas flow sensors to generate second gas flow data. The primary probe transmitter further comprises a building automation system interface, and is configured to receive the second gas flow data from the ancillary probe transmitter and to transmit the first gas flow data and the second gas flow data to a building automation system.

Abstract: A control system comprising a temperature sensor, an enthalpy sensor and a processor capable of receiving said temperature and enthalpy signals and further capable of controlling the operation of an energy recovery ventilation wheel based at least in part on said temperature and enthalpy signals.

Abstract: A control system comprising a temperature sensor, an enthalpy sensor and a processor capable of receiving said temperature and enthalpy signals and further capable of controlling the operation of an energy recovery ventilation wheel based at least in part on said temperature and enthalpy signals.

Abstract: A wireless damper control and test system comprising a wireless controller for communicating with a wireless interface using an identifier whereby actuation timing of a damper actuator is transmitted by signal, the wireless interface connected to a damper to be controlled or tested using the transmitted signal, the wireless controller transmits the signals to the wireless interface for operational verification of the damper and damper actuator, and the wireless interface detects a damper state by contacts mounted on the damper and communicates the damper state to the wireless controller.

Abstract: A system for controlling a damper, comprising an energy harvesting device is disclosed. A voltage conditioning and storage unit coupled to the energy harvesting device, the voltage conditioning and storage unit configured to apply overvoltage and undervoltage protection to a storage capacitor. A controller coupled to the voltage conditioning and storage unit, the voltage conditioning and storage unit configured to apply overvoltage protection to the controller.

Abstract: A wireless damper control and test system comprising a wireless controller for communicating with a wireless interface using an identifier whereby actuation timing of a damper actuator is transmitted by signal, the wireless interface connected to a damper to be controlled or tested using the transmitted signal, the wireless controller transmits the signals to the wireless interface for operational verification of the damper and damper actuator, and the wireless interface detects a damper state by contacts mounted on the damper and communicates the damper state to the wireless controller.

Abstract: A gas flow monitoring system is disclosed that includes a plurality of first gas flow sensors. A primary probe transmitter is connected to the plurality of first gas flow sensors is configured to process data received from the plurality of first gas flow sensors to generate first gas flow data. A plurality of second gas flow sensors are connected to an ancillary probe transmitter and to the primary probe transmitter, where the ancillary probe transmitter are configured to process data received from the plurality of second gas flow sensors to generate second gas flow data. The primary probe transmitter further comprises a building automation system interface, and is configured to receive the second gas flow data from the ancillary probe transmitter and to transmit the first gas flow data and the second gas flow data to a building automation system.