How to use access device switches
Switch Access scans the items on your screen, highlighting each item in turn, until you make a selection.
Read More
How to test whether the pigtail is connected to a device
This test verifies whether there is an unbroken electrical path through the wire. This comprehensive guide will equip you with the knowledge and skills to accurately assess the integrity of a pigtail, helping you identify issues. Multimeters are one of the most common tools used to test electrical components and is vital for any toolbox. Its ability to provide precise readings and quickly identify open circuits, shorts, or excessive resistance makes it the perfect diagnostic partner for troubleshooting.
Read More
Is the network access control device a switch
There are two prevailing designs in NAC, based on whether policies are enforced before or after end-stations gain access to the network. This authentication occurs at the switch port level, ensuring that any device attempting to connect must first be verified through the switch, which functions as a network access controller (NAC). Network access control, or NAC, solutions support network visibility and access management through policy enforcement on devices and users of corporate networks. NAC enforces identity-based access at the network edge using authentication, authorization, and compliance checks to prevent unauthorized devices from connecting.
Read More
How to debug the power supply of an integrated device
This guide provides an in-depth, step-by-step approach for debugging a device at the board level. We'll walk you through checking key components such as capacitors, transistors, diodes, and integrated circuits (ICs), explaining what each does, how to test them, and how. Gone are the days where power supplies use simple pulse-width modulators (PWMs) with limited bells and whistles. Integrated circuits (ICs) have dozens of pins and features like soft start, current limiting, pre-bias startup, and boot capacitors. The Microchip Power Debugger is a powerful development tool for debugging and programming ARM®Cortex®-M based Microchip SAM and Microchip AVR®microcontrollers using JTAG, SWD, PDI, UPDI, debugWIRE, aWire, TPI, or SPI target interfaces. After a circuit board is soldered, when checking whether the circuit board can work normally, it is usually not directly powered on, but the following steps should be followed to ensure that there is no problem in each step before powering on. In this post, we'll be walking you the basics for checking the control logic of a power supply design.
Read More
How big are the power distribution boxes and high-voltage control cabinets
Common enclosure sizes include wall-mounted boxes for compact setups and floor-standing cabinets ranging from 24"x24 ?to 48"x72 ?for extensive components. Electrical control panels and distribution boxes are the backbone of modern electrical systems. From powering homes and industrial facilities to supporting medium-voltage infrastructure, these enclosures ensure safe, efficient, and reliable power distribution. The Liebert® RXV remote power distribution cabinet provides dense power distribution in a small footprint, with up to 400 Amp inputs and 84 poles in a single 24"x12" panelboard. Today, let's take a closer look at the incoming cabinet, the outgoing cabinet, the metering cabinet, the PT cabinet, the tie cabinet, and the isolation cabinet. These six "core guardians" of the power system each play a vital role, upholding the stable transmission of energy.
Read More