An I/O device includes an I/O base, at least two I/O modules supported on the I/O base, and a duplex terminal block assembly supported on the I/O base. The at least two I/O modules include a first I/O module and a second I/O module coupled to the duplex terminal block assembly in parallel. The duplex terminal block assembly can include connectors for connecting to a field device. The duplex terminal block assembly can include conductive structures for coupling the connectors with each of the first and second I/O modules. The duplex terminal block can be installed in a pair of ports in an I/O base to connect two I/O modules in parallel.

Systems and method are described for a terminal block that can include an insulating block that is composed of an electrically insulating material. The insulating structure can have a first via extending between a first and second opening in the insulating block. A second via can extend between a third and fourth opening in the insulating block. A distance between the first and second openings may be less than a distance between the third and fourth openings. A first electrical conducting element can extend between the first and second openings. A second electrical conducting element can extend between the third and fourth openings. The first and second electrical conducting elements can be separated from one another by a portion of the insulating block.

A connecting terminal having a plurality of conductor connection modules, wherein the conductor connection modules each have an insulating material housing with a conductor insertion opening for receiving an electrical conductor. In each case two conductor connection modules arranged next to one another are connected via a web, wherein the web is designed flexibly in such a way that the conductor connection modules can be arranged from an initial position into an arrangement different from the initial position, and vice versa.

A contact insert for a connecting terminal, wherein the contact insert has a busbar piece and a clamping spring for clamping an electrical conductor in a conductor insertion direction, wherein the busbar piece and the clamping spring form a clamping point for the electrical conductor to be clamped, and wherein the contact insert has a bushing contact for receiving a contact pin. The longitudinal extension direction of the bushing contact runs essentially perpendicular to the conductor insertion direction from the busbar piece. The bushing contact is designed to receive the contact pin perpendicular to the longitudinal extension direction of the bushing contact and to receive the contact pin in the longitudinal extension direction of the bushing contact.

Systems and method are described for a terminal block that can include an insulating block that is composed of an electrically insulating material. The insulating structure can have a first via extending between a first and second opening in the insulating block. A second via can extend between a third and fourth opening in the insulating block. A distance between the first and second openings may be less than a distance between the third and fourth openings. A first electrical conducting element can extend between the first and second openings. A second electrical conducting element can extend between the third and fourth openings. The first and second electrical conducting elements can be separated from one another by a portion of the insulating block.

A tool-less terminal block includes an insulated base, a turning part, a conductive terminal and a spring clamp. The insulated base has a cavity and a slot communicating to the cavity; the turning part is pivotally coupled to the insulated base; the conductive terminal is fixed to the bottom of the slot; the spring clamp is accommodated in the cavity and disposed at the top of the conductive terminal, and the spring clamp has a movable elastic arm pressing the conductive terminal to seal the slot, and the movable elastic arm has a link rod fixed to the turning part and operable together with the turning part. When the turning part is turned to a released position, the link rod is pulled by the turning part to drive the movable elastic arm away from the conductive terminal to open the slot, so as to provide a convenient use.

A conductor connection terminal with an insulating material housing having a conductor insertion opening for inserting an electrical conductor in a conductor insertion direction, with a busbar and a clamping spring, wherein the clamping spring has a clamping leg and wherein the clamping leg and the busbar form a clamping point for the electrical conductor to be clamped. The insulating material housing has a base side, wherein the base side is arranged adjacent to the side of the busbar facing away from the clamping point and wherein the base side has an opening, wherein on the side of the busbar facing away from the clamping point, two contact tabs protrude from the busbar, wherein the contact tabs are designed to contact a second electrical conductor between the contact tabs, wherein the second electrical conductor can be led through the opening of the base side between the contact tabs.

An electrical pop out device has an shroud and a pop out housing configured to be inside the shroud in a retracted position and to extend outside the shroud in an extended position. A guidance mechanism connects the pop out housing with the shroud and allows movement of the pop out housing with respect to the shroud between a retracted position and an extended position. The electrical pop out device includes an electrical connection for powering an electrical/electronic device in the pop out housing and/or charging a battery of the electrical/electronic device in the pop out housing. The electrical pop out device may also include audio, video and/or data connections for the electrical/electronic device in the pop out housing. In some embodiments, the electrical/electronic device is portable and the pop out housing is detachable from the shroud.

A system for coding without compilation includes: a module assembly connected to a user terminal and a function information providing server through a network and including a plurality of modules; and a function information providing server including a function information reception unit receiving function information from the plurality of modules, a function action order generation unit generating a total sequence for a function action order based on the function information, and a function action information transmission unit transferring a command word to the module based on the function action order, in which the command word includes at least one of unique information of a next module relayed next to the module which operates based on the function action order and function number type function information to be executed in the next module, and the command word is sequentially transferred to the module relayed based on the function action order.

To provide a stack-type wire mount wafer connector and a connector assembly that can reduce the number of components and the size, and can enhance operability of insertion and removal. A latch portion 25 that is integrally formed with a wafer 40 and extends along a second side surface 46a of the wafer 40, at least one protrusion 47b extending outward along a Z-axis direction of the wafer 40 from a first base portion 47 of the wafer, and at least one opening portion into which the protrusion 47b of another stack-type wire mount wafer connector 20 is to be inserted are included. When the protrusion 47b of another stack-type wire mount wafer connector 20 is inserted into the opening portion of the stack-type wire mount wafer connector 20, shifting between the stack-type wire mount wafer connector 20 and another stack-type wire mount wafer connector 20 in a fitting direction (X-axis direction) of a fitting connector is prevented.