Omron’s systematic method to a greater PCB connector

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A brand new design ensures excessive contact reliability with decrease insertion drive

Connectivity is an intrinsic a part of at present’s industrial automation and robotic purposes. An ever-increasing variety of units and peripherals depend upon steady connections to transmit energy and indicators to the printed circuit board (PCB). Managing these connections is labor-intensive, main many OEMs away from conventional screw terminals. Push-in terminal block PCB connectors provide simpler set up and tool-free meeting that may cut back the wiring workload by greater than 50%. Nonetheless, as automation techniques change into extra advanced and labor shortages persist, engineers are on the lookout for new methods to boost connector effectivity. This impressed Omron to take a recent have a look at their PCB connectors for alternatives to optimize. The result’s a brand new dual-spring construction that builds upon helpful options and minimizes the potential for missteps.

Typical connector construction vs. new dual-spring design

Typical push-in connectors have a single spring. Omron’s new PCB connector socket (XW4M) includes a second spring that, when related to the plug (XW4N), ensures contact reliability by the mixed contact drive of each springs. The twin-spring design reduces the required insertion/removing drive through a launch lever that opens the second spring when inserting and eradicating. By inserting the blue launch lever in the identical course because the connector deal with, the person can simply insert or take away the connector with one hand. (See video and diagrams beneath.)

Designed for ease of use within the discipline

Eliminates torque errors. Improper torque is among the NEC’s most cited code violations. Whereas push-in connectors aren’t susceptible to over-torquing like screw terminal connectors, insufficient torque creates totally different issues. Free connections have an effect on sign high quality, impedance mismatch, sign attenuation, and EMI/RFI ranges, in addition to posing the chance {of electrical} hearth. The XW4N terminal connector eliminates the chance of improper torque. Wires are securely related by merely pushing them into the connector. No changes or particular instruments are essential.

Prevents unintended wire removing. The person launch buttons in typical PCB connectors are meant to simplify wire removing. As a result of the person should push and maintain the button with a screwdriver, it’s straightforward to press different buttons unintentionally. Omron changed launch buttons with holes designed to carry a slotted screwdriver in place, retaining the person’s arms free for cabling.

Omron XW4M-XW4N

XW4M/XW4N push-in terminal block PCB connectors. (Courtesy of Omron)

Accelerates upkeep. Many commonplace connectors require eradicating the socket throughout upkeep checks. This takes extra time and will increase put on on the terminals. The discharge holes enable technicians to conduct continuity checks with out disconnecting the socket from the plug. This easy function reduces time spent on upkeep and put on resulting from repeated disconnections.

Be taught extra about Omron’s PCB terminal block connectors at XW4M/XW4N Push-in Terminal Block PCB Connectors.

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