A method of testing sensors includes providing a test sheet that includes a plurality of sensor assemblies, a plurality of test pads, and traces extending from the sensor assemblies to the plurality of test pads. A sensor is positioned on each sensor assembly. Each sensor is connected to the sensor assembly with wire bonds. An enclosure is formed over the plurality of sensor assemblies. An electrical signal is detected from each of the plurality of sensor assemblies at the test pads.

A sensor apparatus (10) for monitoring at least one battery cell (20) of a battery system (100), having a sensor element (11) for detecting at least one state variable of the battery cell (20), at least one electrically and/or thermally conductive connecting element (12) connected to the sensor element (11) so that the sensor element can be connected to the battery cell (20) and to an electronic unit (30) of the battery system (100), wherein the connecting element (12) is formed as a flexible printed circuit board (12).

The present invention relates to a coaxial socket of an impedance matching structure for semiconductor chip testing and a manufacturing method thereof. The coaxial socket includes a test socket locating substrate, a test socket body, a test socket cover, and a test probe. A polymer I and a polymer II are installed and fastened in the test socket body and the test socket cover respectively. A probe slot I and a probe slot II are provided in the polymer I and the polymer II respectively. The test probe is inserted through the probe slot I and the probe slot II. In the present invention, the test socket body and the test socket cover are made of conductive metal, and single-end impedance matching of 50 ohms or differential impedance matching of 100 ohms is performed between them and the probe, to achieve superb signal transmission and heat conduction.

Embodiments of the present disclosure relate to a primary plugin, a drawer and a distribution panel for a power distribution system. A primary plugin for a power distribution system is provided, the primary plugin comprising: a body; a socket assembly mounted on the body; a measuring unit mounted around the socket assembly and configured to measure electrical parameters in the power distribution system; and a data processing unit mounted on the body and coupled to the measuring unit, the data processing unit being adapted to receive and process the electrical parameters measured by the measuring unit and to upload the processed electrical parameters to a gateway.

A miniature probe for measuring small voltage signals of a DUT includes a probe body having a flexible substrate and signal transmission lines running a longitudinally, and a first probe connection circuit located at a first end of the probe body and including exposed wires, SMT components coupled between the exposed wires and the signal transmission lines, respectively, and a local mechanical stiffener mounted adjacent the SMT components. The wires are connectable to the DUT for receiving the voltage signals. The probe further includes a second probe connection circuit located at a second end of the probe body, and including transmission line connectors coupled to the signal transmission lines, respectively, and a bent portion of the flexible substrate between the probe body and the transmission line connectors. The bent portion enables the transmission line connectors to exit the probe substantially axially, relative to the longitudinal length of the probe body.

A method for testing a multicore cable including not less than three insulated wires to identify a correspondence relationship between one end portion and an other end portion of the insulated wires exposed from both ends of the multicore cable. The method includes inputting a test signal, by capacitive coupling, to an end portion of the tested insulated wire among end portions of the insulated wires exposed at one end of the multicore cable, inputting a phase-inverted test signal in an opposite phase to that of the test signal, by capacitive coupling, to an end portion of the insulated wire, other than the end portion of the tested insulated wire, and measuring voltages of output signals output respectively from end portions of the insulated wires exposed at the other end of the multicore cable to identify an other end portion of the tested insulated wire based on the measured voltages.

An electric meter socket includes: a first plurality of connection points within the electric meter socket configured to form electrical connections to line voltage wirings of an electric distribution system; a second plurality of connection points within the electric meter socket configured to form electrical connections to output voltage wirings of a DER device; one or more connection points within the electric meter socket configured to form an electrical connection of neutral wires of the electric distribution system, the DER device, and a load; and a plurality of receptacles, each of the plurality of receptacles electrically connected to a corresponding connection point and configured to accept a mating connector of an electric meter.

There is provided an intermediate connection member which is provided between a first member having a plurality of first terminals and a second member having a plurality of second terminals and electrically connects the plurality of first terminals and the plurality of second terminals, respectively, the intermediate connection member including: a pogo block including a main body and a plurality of pogo pins provided in the main body, the pogo block configured to connect the plurality of first terminals and the plurality of second terminals, respectively; and a pogo frame having an insertion hole into which the pogo block is inserted, wherein the pogo block has a positioning pin, and the pogo frame has a positioning hole into which the positioning pin is inserted, and wherein the pogo block is positioned with respect to the pogo frame when the positioning pin is inserted into the positioning hole.

A method for upgrading an automatic testing system includes electrically connecting at least one pogo pin attaching device to an expansion instrument and a pogo pin of a pogo pin interface of the automatic testing system wherein the pogo pin attaching device comprises at least one metal attaching member and at least one cable having two ends electrically connected to the metal attaching member and the expansion instrument respectively, and the metal attaching member attaches to the pogo pin; and in response to operating the automatic testing system, electrically connecting the pogo pin to a subject so that a measurement path is established between the subject and the expansion instrument through the pogo pin attaching device wherein the measurement path is configured to connect signals for upgrading the automatic testing system.

A portable test device with automatic robotic arm is provided to use a micro step motor as the power source for the reciprocating movement of the robotic arm. The dual adjustment slots design of the intermediate plate enables quick adjustment of the angle and height of the robotic arm. The intermediate plate is further mounted to a precision guide for precise operation of the robotic arm.