+33 6 52 81 47 39 [email protected] Mon-Fri 08:00-18:00 (CET)
Profet™ Smart High Side Switch

Profet™ Smart High Side Switch

Browse technical resources about OPGW, ADSS, distribution automation, relay protection, fiber sensing, substation networks, line monitoring, and energy internet.

  • Home users need a PoE switch

    Home users need a PoE switch

    Power over Ethernet (PoE) can simplify networking—but it isn't necessary for every home or small office. This guide explains what PoE is, when it provides real value, and when a standard Ethernet switch is the better choice, so you can make the right decision before buying networking equipment. I'm Ayan — the founder and writer behind Home To Sight. After spending $2,300. A PoE switch is a special network switch that sends electricity and internet data through one regular Ethernet cable (like the ones you use for Wi-Fi or computers). Instead of needing separate power plugs for devices like cameras or sensors, a PoE switch powers them up while connecting them to the. Choosing the right equipment is crucial, and this is where the best poe switches for home network come into play, offering a means to power devices over Ethernet while managing network traffic.


  • Principle of Light-Controlled and Sound-Controlled Switch Modules

    Principle of Light-Controlled and Sound-Controlled Switch Modules

    Here's the core idea behind a sound–light controlled lighting fixture (often called “sound-and-light switch”): the lamp turns on only when it's dark enough (light sensor says “night”) and a sound event (clap/voice/door noise) is detected. It then stays on for a short time and turns off. In this project, we will create a Clap Switch Light using Arduino Uno — a fun and practical home automation system that allows you to turn ON and OFF an AC light with just a clap! The system works using a Microphone Sound Detection Module (KY-038 or LM393) that detects the sound of a clap. The sound control is to collect sound through a columnar microphone and generate a pulse signal. It serves as a simple prototype for. As the name suggests, clap switch is a simple interesting project for beginners and hobbyists. The essential components used to build this project are electric condenser mic as a. Light up your home with a clap! Our DIY project shows you how to make a sound-activated light switch using Arduino.

    [PDF Version]
  • Does a fiber optic switch necessarily require two cables

    Does a fiber optic switch necessarily require two cables

    Choose an SFP module based on the fiber optic cabling that will be connected to the network switches. Advantages Determine the. The switch has two console ports: a USB 5-pin mini-Type B port on the front panel (see Figure 54 on page 85) and an RJ-45 console port on the rear panel. The USB Type A-to-USB mini-Type B cable is not. An SFP switch uses Small Form-Factor Pluggable (SFP) modules to form a network switch for high-speed connectivity between devices. Fiber optic communication employs either a half-duplex or full-duplex system, each using a different number of fibers for communication. Moreover, when it comes to bandwidth, no currently available technology is better than single-mode fiber. It can provide significantly higher bandwidth and carry more data.


  • Is a core switch always necessary for surveillance scenarios

    Is a core switch always necessary for surveillance scenarios

    For systems with fewer than 32 channels, a core switch is generally unnecessary. A core switch, installed in the core layer, serves as the hub of the network architecture, primarily used for high-speed data exchange and connecting multiple subnets or LANs. Core switches generally offer high bandwidth, low latency, and high reliability, capable of handling large amounts of data. I am confused if the Cisco S G-300-28 MP as an access switch and catalyst 3850 as a core switch will be the best choices to operate the network with full performance without delay and video drop in live view and recording. Access layer: The access layer is directly connected to the user's computer and makes various network resources to access the network.


  • Insufficient VLAN access layer switch ports

    Insufficient VLAN access layer switch ports

    Missing VLANs on switches: A port may become dormant if a VLAN associated with it is removed. Native VLAN Mismatch: When a switch's interfaces have distinct native VLANs, untagged traffic may be diverted. Cisco Discovery Protocol errors occur when native. A VLAN on Cisco switches segments a physical switch into multiple logical broadcast domains by assigning ports to VLANs. VLANs improve network management and require routing for inter-VLAN communication The. Switchport mode access is essential for configuring network devices in environments where end devices (e., computers, printers) connect to a switch. These ports are typically placed in “access” mode to carry traffic for a single VLAN. In a real network, you also need to assign access ports, configure trunk links, verify forwarding behavior, and avoid common mistakes such as native VLAN mismatches, overwritten trunk VLAN lists, or inactive SVIs. On. In order to find and fix connectivity problems caused by Virtual Local Area Networks (VLANs), VLAN troubleshooting entails a methodical approach to examining the setup and condition of network devices.

    [PDF Version]
  • Gigabit Optical Module and Switch Configuration

    Gigabit Optical Module and Switch Configuration

    Once you have a BGA breakout that does not kill your signal integrity, you will have no problem bringing channels out to the optical modules. Simply design to the required differential impedance, minimize tur.


  • How far is the PoE switch

    How far is the PoE switch

    PoE technology adheres to the same 100-meter (328 feet) distance limitation as standard Ethernet for both data and power delivery. This means that a PoE switch can reliably supply power to a compatible device up to this distance. Beyond this, the power delivered to the end device may become. In PoE (Power over Ethernet) technology, the Ethernet link between the Power Sourcing Equipment (PSE) and the Powered Device (PD) has a clearly defined maximum distance limit—100 meters (328 feet). This limitation is not arbitrary; it is defined by the IEEE Ethernet standards governing PoE. The max PoE distance over Ethernet is 100 meters (328 feet) between a PoE power sourcing equipment (PSE) port and a powered device (PD). The splitter is the silver and black box in.


Need Product Pricing?

Contact us for competitive quotes on any of our power communication and smart grid products

Get a Quote