Abstract: A safety device tester that verifies the operation of a safety device by identifying the safety device, placing the safety device in a test mode, and recording the operation of the safety device, and then storing the recording data in the cloud.

Abstract: A safety device tester that verifies the operation of a safety device by identifying the safety device, placing the safety device in a test mode, and recording the operation of the safety device, and then storing the recording data in the cloud.

Abstract: A method for generating a graphical user interface for use in a smoke control system. In the method, a computer drawing of a building is provided which includes positioning information for equipment that is used in the smoke control system. In addition, a key is provided which is indicative of the equipment and operations for the smoke control system. The key is then associated with inputs and outputs of the smoke control system. The key is also associated with the positioning information of the building equipment and the inputs and outputs. Further, the key is associated with control widgets for enabling control of the equipment. The inputs and outputs, positioning information and the control widgets are merged based on the key to provide merged data. A graphical user interface is then generated from the merged data.

Abstract: A system and method for non-intrusive fault detection of a ground fault in a communication channel is provided. A bias voltage may be established on a first portion of the communication channel and a second portion of the communication channel. A first voltage may be detected across a first resistor electrically connected to the first and second portions of the communication channel. Data indicative of whether the ground fault exists in the first or second portions of the communication channel may be provided based on the detecting.

Abstract: A system and method for providing communication over a compromised communication channel in a system having a first node and a second node connected via the communication channel is provided. For example, a signaling circuit may be provided. The signaling circuit includes a master signal electrically connected to first and second portions of the communication channel. The first and second portions of the communication channel are employed in the first node. The signaling circuit further includes a slave signal processor arrangement coupled to the master signal processor arrangement and electrically connected to third and fourth portions of the communication channel. The third and fourth portions of the communication channel are employed in the second node.

Abstract: A system and method for providing communication over a compromised communication channel in a system having a first node and a second node connected via the communication channel is provided. For example, a signaling circuit may be provided. The signaling circuit includes a master signal electrically connected to first and second portions of the communication channel. The first and second portions of the communication channel are employed in the first node. The signaling circuit further includes a slave signal processor arrangement coupled to the master signal processor arrangement and electrically connected to third and fourth portions of the communication channel. The third and fourth portions of the communication channel are employed in the second node.

Abstract: A system and method for non-intrusive fault detection of a ground fault in a communication channel is provided. A bias voltage may be established on a first portion of the communication channel and a second portion of the communication channel. A first voltage may be detected across a first resistor electrically connected to the first and second portions of the communication channel. Data indicative of whether the ground fault exists in the first or second portions of the communication channel may be provided based on the detecting.

Abstract: An emergency device or emergency system is configured for operation within a fire safety system, or a fire safety portion of a building automation system (BAS). For example, wireless devices, emergency devices and/or automation components within the fire safety system, or the fire safety portion of the BAS may be configured to automatically provide or otherwise communicate emergency information to an emergency device or system. The emergency information may, in turn, be utilized by emergency personnel or first responders to determine conditions with the structure. A heads-up display is configured to present the display data based on the received emergency communication to a user.

Abstract: An arrangement for use in a safety notification system includes a source of negative voltage, a first resistor arrangement, and a circuit arrangement. The first resistor arrangement is coupled between the source of negative voltage and the signal output of the safety notification system. The circuit arrangement is configured to detect a first voltage at the signal output of the safety notification system, and to generate a trouble signal output if the first voltage at the signal output is above a first threshold or below a second threshold.

Abstract: An arrangement for use in a safety notification system includes an alarm signal power source, a first semiconductor device, a current sensing unit, and a controller unit. The alarm signal power source is configured to generate bias power for activating a notification appliance circuit of a notification system. The first semiconductor device has a load path coupled between the alarm signal power source and the notification appliance circuit. The current sensing unit is operably coupled to generate a sensing signal that is dependent on the current in the load path. The controller circuit is operably connected to receive the current sensing signal and to control the first semiconductor device responsive to a current sensing signal that exceeds an in-rush current threshold.

Abstract: An arrangement includes an input, a modulation circuit, an isolation circuit, a demodulator circuit, a detector circuit and at least two outputs. The input is configurable to receive an audio signal and a DC voltage. The modulation circuit is configured to modulate the audio signal and the DC voltage. The isolation circuit has an input electrically isolated from the output, wherein its input coupled to the modulation circuit. The demodulator circuit is operably coupled to the output of the isolation circuit and configured to extract the audio signal therefrom. The detector circuit is operably coupled to the output of the demodulator, and is configured to generate a first signal responsive to detection of a modulated signal corresponding to the DC voltage modulated by the modulation circuit.

Abstract: A wide area fire safety and detection system is disclosed. The system includes a control node configured to execute a first detection routine, wherein the control node has a network interface, and an amplifier having an audio output, wherein the amplifier is configured to communicate the audio output to a plurality of fire safety nodes. The system further includes a remote node in communication with the control node, wherein the remote node has a network interface configured for communication with at least the network interface of the control node, and an audio converter configured to receive the audio output and generated a converted audio output, wherein the converted out is compatible with a microphone input.

Abstract: A method for generating a graphical user interface for use in a smoke control system. In the method, a computer drawing of a building is provided which includes positioning information for equipment that is used in the smoke control system. In addition, a key is provided which is indicative of the equipment and operations for the smoke control system. The key is then associated with inputs and outputs of the smoke control system. The key is also associated with the positioning information of the building equipment and the inputs and outputs. Further, the key is associated with control widgets for enabling control of the equipment. The inputs and outputs, positioning information and the control widgets are merged based on the key to provide merged data. A graphical user interface is then generated from the merged data.

Abstract: An emergency device or emergency system is configured for operation within a fire safety system, or a fire safety portion of a building automation system (BAS). For example, wireless devices, emergency devices and/or automation components within the fire safety system or the fire safety portion of the BAS may be configured to automatically provide or otherwise communicate emergency information to an emergency device or system. The emergency information may, in turn, be utilized by emergency personnel or first responders to determine location information regarding the structure and/or relative positions within the structure or communicate with a remote emergency system.

Abstract: An arrangement for use in a safety notification system includes primary and secondary power sources and a voltage converter. The primary power source provides power to a notification appliance circuit of a notification system. The secondary power source includes at least one battery. The voltage converter is coupled between the battery and the notification appliance circuit of the notification system, and is configured to generate a regulated DC voltage from an output voltage generated by the second power source. In general, the secondary power source is employed when the primary power source is not available or otherwise is not functioning. However, the secondary power source may also be employed in other circumstances.

Abstract: An mobile emergency device is disclosed. The mobile emergency device includes a wireless communications component, a processor in communication with the wireless communications component, a memory in communication with the processor, the memory configured to store computer readable instructions executable by the processor. The computer readable instructions are programmed to communicate an emergency communication via the wireless communications component, wherein the emergency communication is conducted with an emergency device deployed within a building automation system, generate display data based on the received emergency communication, and communicate the display data for presentation to a user.

Abstract: A danger warning system has a central station and appliances which are connected thereto by a monitoring line. Each appliance has an insulator switch, an unequivocal identification number, and a communication address. In order to determine the configuration of the danger warning system, the appliances that can be decoupled by the insulator switch are sequentially started and announced to the central station. In the event of simultaneous announcements of more than one appliance, only the announcement of one of said appliances is accepted. During the announcement of appliances at the central station with the communication addresses thereof, when appliances with different communication addresses are simultaneous announced, the communication addresses are differed according to an arbitration method, and the two different communication addresses are sequentially registered.

Abstract: An arrangement includes an input, a modulation circuit, an isolation circuit, a demodulator circuit, a detector circuit and at least two outputs. The input is configurable to receive an audio signal and a DC voltage. The modulation circuit is configured to modulate the audio signal and the DC voltage. The isolation circuit has an input electrically isolated from the output, wherein its input coupled to the modulation circuit. The demodulator circuit is operably coupled to the output of the isolation circuit and configured to extract the audio signal therefrom. The detector circuit is operably coupled to the output of the demodulator, and is configured to generate a first signal responsive to detection of a modulated signal corresponding to the DC voltage modulated by the modulation circuit.

Abstract: An arrangement for use in a safety notification system includes a source of negative voltage, a first resistor arrangement, and a circuit arrangement. The first resistor arrangement is coupled between the source of negative voltage and the signal output of the safety notification system. The circuit arrangement is configured to detect a first voltage at the signal output of the safety notification system, and to generate a trouble signal output if the first voltage at the signal output is above a first threshold or below a second threshold.

Abstract: An arrangement for use in a safety notification system includes an alarm signal power source, a first semiconductor device, a current sensing unit, and a controller unit. The alarm signal power source is configured to generate bias power for activating a notification appliance circuit of a notification system. The first semiconductor device has a load path coupled between the alarm signal power source and the notification appliance circuit. The current sensing unit is operably coupled to generate a sensing signal that is dependent on the current in the load path. The controller circuit is operably connected to receive the current sensing signal and to control the first semiconductor device responsive to a current sensing signal that exceeds an in-rush current threshold.