An apparatus for verifying electrical connectivity between a first device and a second device includes: a signal generator configured to generate a first signal having a voltage waveform. under control of a processor; a second device connector configured to transmit the first signal to the second device and acquire a second signal output from the second device in response to the first signal; a processor connector configured to transmit the first and second signals to the processor; a current controller configured to control a magnitude of current such that the first signal has a given current value; and the processor configured to verify the electrical connectivity between the first and second devices based on the first and second signals received through the processor connector.

A server node connection system uses two or more proximity sensors per server node to determine progressive, real time changes in wipe length for each individual connector on the node that is connected to an opposing header connector on header connected to a midplane of the server assembly/rack. The system is capable of scanning, monitoring, trending, and alarming.

A server node connection system uses two or more proximity sensors per server node to determine progressive, real time changes in wipe length for each individual connector on the node that is connected to an opposing header connector on header connected to a midplane of the server assembly/rack. The system is capable of scanning, monitoring, trending, and alarming.

Provided is an interlock device for a high voltage apparatus which enables not only the diagnosis of the connected or non-connected state of a connector during normal operation of the interlock device, but also the detection of a failure of the interlock device itself, including a failure of the interlock loop. The device includes an interlock loop 16 annexed to an HV connector 7 for connecting an electric compressor to an HV battery 8, a detecting signal output unit, a first switching element, a controlling voltage switching circuit operable, in a closed state of the interlock loop, to switch a voltage applied to a control electrode of the first switching element according to an output of the detecting signal output unit, a second switching element operable, in an open state of the interlock loop, to apply to the control electrode of the first switching element an output of the controlling voltage switching circuit so as to cause an ON/OFF state of the first switching element to be inverted from when the interlock loop is in the closed state, and a failure diagnosis unit.

In an embodiment a method includes providing a substrate having at least one conductor track situated thereon, applying at least one accumulation of an electrically conductive material to a surface of the conductor track, providing a carrier having at least one electrical contact, applying an electrically conductive adhesive to the at least one accumulation of the electrically conductive material and/or the at least one electrical contact and arranging the substrate and the carrier such that the accumulation of the electrically conductive material and the at least one electrical contact are situated opposite and at a distance from one another, wherein the electrically conductive adhesive forms a mechanical and electrical connection between the accumulation of the electrically conductive material and the at least one electrical contact, and wherein an interspace between the at least one accumulation of the electrically conductive material and the at least one electrical contact is filled with the electrically conductive adhesive.

In an embodiment a method includes providing a substrate having at least one conductor track situated thereon, applying at least one accumulation of an electrically conductive material to a surface of the conductor track, providing a carrier having at least one electrical contact, applying an electrically conductive adhesive to the at least one accumulation of the electrically conductive material and/or the at least one electrical contact and arranging the substrate and the carrier such that the accumulation of the electrically conductive material and the at least one electrical contact are situated opposite and at a distance from one another, wherein the electrically conductive adhesive forms a mechanical and electrical connection between the accumulation of the electrically conductive material and the at least one electrical contact, and wherein an interspace between the at least one accumulation of the electrically conductive material and the at least one electrical contact is filled with the electrically conductive adhesive.

A magnetic connector for connecting an electrical unit to an electrical consumer unit includes at least one magnet, a conductive metal part secured to this magnet, a connecting cable fixed to the conductive metal part, and a cap made of plastic material overmoulded on the connecting cable, the conductive metal part and the magnet, except for a contact surface of the magnet intended to make contact with a metal part of the electrical consumer unit.

A verification system or method for detecting whether a CPA device is in a pre-lock position or in a full-lock position relative to the housing based on a scan system's detection that a portion of a predetermined barcode or QR code on the CPA device and another portion of the predetermined barcode or QR code are separated from each other or joined together to form the predetermined barcode or QR code. The CPA device is fully engaged or in full-lock position or status with the housing when the scan system has recognized or determined that the portion of the predetermined barcode or QR code on the CPA device and the another portion of the predetermined barcode or QR code on the housing within a scan window are joined together to form the complete or full predetermined barcode or QR code.

A verification system or method for detecting whether a CPA device is in a pre-lock position or in a full-lock position relative to the housing based on a scan system's detection that a portion of a predetermined barcode or QR code on the CPA device and another portion of the predetermined barcode or QR code are separated from each other or joined together to form the predetermined barcode or QR code. The CPA device is fully engaged or in full-lock position or status with the housing when the scan system has recognized or determined that the portion of the predetermined barcode or QR code on the CPA device and the another portion of the predetermined barcode or QR code on the housing within a scan window are joined together to form the complete or full predetermined barcode or QR code.

The present invention provides a multi ground line disconnection inspection device as a device for inspecting whether a plurality of ground lines that are connected to a ground node of an electronic control device are disconnected, including a plurality of test lines having one end connected to a plurality of ground lines, respectively, a plurality of connection switches connected to the ground node and the other end of a plurality of test lines, respectively, a plurality of test power supplies for applying test voltages to a plurality of test nodes respectively positioned on a plurality of test lines, respectively, and a determination unit for determining whether a plurality of ground lines are disconnected by detecting voltages of a plurality of test nodes.