Abstract: A metering assembly, switchboard case, adapter cradle and method of use are provided. A metering assembly of the present disclosure includes an intelligent electronic device (IED) disposed in a switchboard case. The switchboard case includes an enclosure which is connected to an electrical distribution system and a cover. The IED is mounted in a cradle which is removable from the enclosure. The cradle, or adaptor, interconnects electronics of the IED with an electrical circuit of the electrical distribution system. The cover includes a sealing mechanism which prevents removal of the cover and indicates when the cover has been tampered with. The cover further includes a sealed input/output interface which interconnects with input/output means of the IED disposed with the switchboard case. The enclosure and/or the cover have a gasket to seal the cover to the enclosure to making the switchboard case water-tight and enabled for used in outdoor applications.

Abstract: Apparatuses, systems, and methods for providing security in an intelligent electronic device (IED) are provided. In one aspect of the present disclosure, an IED is provided including at least one processor that receives a communication via a communication interface, the communication including an unencrypted file and a digital signature. The at least one processor decrypts the digital signature to obtain a first value, executes a hash function on the unencrypted file to obtain a second value, determines if the first value and second value match, and updates at least one firmware package stored in at least one memory of the IED with the unencrypted file if it is determined that the first value and the second value match.

Abstract: Devices, systems and methods for a cloud-based meter management system are provided. The present disclosure includes a meter cloud server, a plurality of IEDs or meters, and one or more clients 608 (e.g., a web browser client), which are coupled together via a network (e.g., via various wireless and/or hardwired communication networks). The various components and modules of the present disclosure provide a plurality of functions to enable one or more users to manage a plurality of IEDs or meters via the at least one client device.

Abstract: Devices, systems and methods for coupling sensors to intelligent electronic devices (IED's), e.g., an electrical power meter, via various communication media for electrical utility submetering are provided. The present disclosure provides a mechanism for coupling an IED to another desired device, e.g., a circuit breaker, using modular connectors (e.g., a RJ-45 connector, fiber optic connectors, etc.) and fiber-optic cables. The present disclosure also provides for coupling devices using modular connectors via wired or wireless connectivity.

Abstract: An intelligent electronic device IED has enhanced power quality and communications capabilities. The IED can perform energy analysis by waveform capture, detect transient on the front-end voltage input channels and provide revenue measurements. The IED splits and distributes the front-end input channels into separate circuits for scaling and processing by dedicated processors for specific applications by the IED. Front-end voltage input channels are split and distributed into separate circuits for transient detection, waveform capture analysis and revenue measurement, respectively. Front-end current channels are split and distributed into separate circuits for waveform capture analysis and revenue measurement, respectively.

Abstract: A system and a method is provided for the detection and capture, and in particular for an ultra high speed detection and capture, of transients in input voltages by an intelligent electronic device. The system and method detects transients for input voltages in either phase to phase or phase to neutral measurements and permits a user to set threshold levels for detecting transients in input voltages. In an embodiment, the system and method further provides a field programmable gate array as a controller for managing transient detection. The field programmable gate array includes a state machine for determining the state of the sampled signal with respect to a threshold level at a specified waveform sample period.

Abstract: An intelligent electronic device (IED) includes an image capture module configured for capturing images or video in a location of the IED. The IED may also include a heat sensor for sensing heat inside or outside a housing of the IED. In one application, these techniques are implemented in IEDs such as electrical power and energy meters and used to control access to reset, configuration, billing, communication, and data acquisition/processing functions of the meters. Additionally, image processing techniques are employed by the IED to detect events in an electrical distribution system and implement control functions thereof.

Abstract: Apparatuses, systems, and methods for providing security in an intelligent electronic device (IED) are provided. In one aspect of the present disclosure, an IED is provided including at least one processor that receives a communication via a communication interface, the communication including an unencrypted file and a digital signature. The at least one processor decrypts the digital signature to obtain a first value, executes a hash function on the unencrypted file to obtain a second value, determines if the first value and second value match, and updates at least one firmware package stored in at least one memory of the IED with the unencrypted file if it is determined that the first value and the second value match.

Abstract: Systems and methods are provided for managing software scripts. One system comprises one or more meters, each configured to measure parameters of a commodity. The system also comprises a server and a plurality of client devices. The server is in communication with the one or more meters by way of a communication network and is configured to receive and store the measured parameters from the one or more meters. The client devices communicate with the server via the communication network. Also, the system includes a base device in communication with the client devices. The base device is configured to store one or more functional chains, each of the one or more functional chains comprising software code defining a plurality of functional actions to be performed in a specific sequence. The base device comprises an interface that allows the plurality of client devices to reference the functional chain.

Abstract: Intelligent electronic devices (IEDs), systems and methods for communicating messages over a network is provided. The IED of the present disclosure implements an alarm and notification message feature to send messages to a client or server when selected events occur regarding power usage and power quality for any metered point within a power distribution system. The IED of the present disclosure may be configured to monitor user-selected events according to user-selected settings stored in the IED. In one aspect of the present disclosure, the messages sent by the IED are emails. The IED of the present disclosure may be configured to encrypt the messages sent. The IED of the present disclosure may also be configured to send messages to a logging server via secure messaging.

Abstract: An intelligent electronic device (IED) is provided. The IED includes a metering sub-assembly and an input base module sub-assembly. The metering sub-assembly is hinged to the input base module sub-assembly, where when in an open position, various cables, connectors, and input/output cards/modules are accessible. Various input/output cards/modules are interchangeable to add/change functionality and/or communication capabilities to the IED.

Abstract: An electrical metering system capable of performing multiple metering functions, collecting data, and wirelessly provides the collected metering data to a utility operator. In the electrical metering system, at least one computing device for initiating a request for data. A first modem connects the computing device to an infrastructure. A wireless embedded modem for wirelessly connects an electric meter to an infrastructure, and the wireless electric modem receives a request from the computing device and wirelessly transmits the metering data to the computing device, thereby initiating the request.

Abstract: The present disclosure provides methods and systems for improving a data transfer rate from an intelligent electronic device (IED) to external PC clients, via a network interface. In one embodiment, an FTP based approach is disclosed which allows for significant optimization of download speeds providing as much a 100 times the download speed capability. In accordance with one aspect of present disclosure, an improved data rate is achieved by utilizing a high-speed transfer protocol, such as the FTP protocol in conjunction with a novel file system incorporated into the IED.

Abstract: An intelligent electronic device (IED), e.g., an electrical power meter, having at least one removable memory device for storing data sensed and generated by the intelligent electronic device is provided. The IED includes a housing; at least one sensor; at least one analog-to-digital converter; at least one processing unit coupled to the at least one analog-to-digital converter configured to receive the digital data and store the digital data in a removable memory; and at least one device controller coupled to the at least one processing unit, the at least one device controller including an interface disposed on the housing for interfacing with the removable memory, wherein the at least one device controller is operative as a USB master or USB slave device controller.

Abstract: Apparatuses, systems, and method for validating and upgrading firmware in an intelligent electronic device (IED) are provided. In one aspect of the present disclosure, an IED is provided including at least one processor and at least one memory. The at least one memory includes at least a first firmware and a second firmware, where the second firmware is a version of the first firmware. The at least one processor determines if there is an error associated with the first firmware. If the processor determines there is no error associated with the first firmware, the processor executes first firmware. If the processor determines there is an error associated with the at least one firmware, the processor executes the second firmware.

Abstract: A method and apparatus provides high-accuracy measurements of an electrical parameter across a broad range of parameter input values. In one embodiment, an intelligent electronic device (IED), e.g., a digital electrical power and energy meter, with a plurality of independently-adjustable gain factors measures a parameter, and calculates and stores calibration factors associated with known values of the measured parameter. The IED or meter applies the stored calibration factors when measuring unknown values of the measured parameter, to improve the accuracy of the measurement.

Abstract: An intelligent electronic device (IED) having a touch sensitive user interface is provided. The intelligent electronic device includes a housing; at least one sensor coupled to the electric circuit and configured to measure at least one parameter of the electrical circuit and generate at least one analog signal indicative of the at least one parameter; at least one analog to digital converter coupled to the at least one sensor and configured to receive the at least one analog signal and convert the at least one analog signal to at least one digital signal; at least one processor configured to receive the at least one digital signal and calculate at least one power parameter of the electrical circuit; and an user interface configured to receive input from a user, the user interface including at least one touch sensitive sensor configured to detect the user input.