-
Schematic diagram of a full-spectrum optical light analyzer
An optical spectrometer (spectrophotometer, spectrograph or spectroscope) is an instrument used to measure properties of over a specific portion of the, typically used in to identify materials. The variable measured is most often the of the light but could also, for instance, be the state. The independent variable is usually the of.
-
Fiber Channel Configuration
The Fibre Channel physical layer is based on serial connections that use fiber optics to copper between corresponding pluggable modules. The modules may have a single lane, dual lanes or quad lanes that correspond to the SFP, SFP-DD and QSFP form factors. Fibre Channel does not use 8- or 16-lane modules (like CFP8, QSFP-DD, or COBO used in 400GbE) and there are no plans to use these expensive and comple.
-
A simple configuration of relay protection is
Combines protection, sensors, control power, and circuit breaker in a single package Typically added to a breaker close circuit to prevent accidental reclosure after a trip. Three fundamental components required for each circuit breaker. This handbook covers the code of practice in protection circuitry including standard lead and device numbers, mode of connections at terminal strips, colour codes in multicore cables, dos and donts in execution. Also principles of various protective relays and schemes including special protection. A protection scheme – for example, a differential protection scheme – is stable when it does not operate on the fault outside of its protected zone. The objective of this presentation is to convey a basic understanding of protective relays to an audience of engineers already familiar with low voltage protective device coordination. Dimensioning of current and voltage transformers matching protection relays requirements.
[PDF Version]
-
Multi-layer configuration of core switches
A multi layer switch handles both Layer 2 and Layer 3 tasks. This means less extra hardware is needed. They help keep data moving smoothly and save on costs. Note This module is a brief summary of the information contained in the Catalyst 5000 Series Multilayer Switching User Guide. The commands and configurations described in this guide apply only to the devices that provide routing services. The MLS was invented by engineers at Digital Equipment Corporation. What Is a Multilayer Switch? A device. Easy Configuration of a Multiswitch Layer is a Cisco Packet Tracer project designed to demonstrate a multilayer network topology using a combination of Layer 2 access switches, a Layer 3 (multilayer) switch, and a router providing external connectivity. This topology showcases how to: Get the. This document provides reference architectures for configuring networks for small campuses, large campuses, small software-defined (SD) branches, medium SD-branches, and large SD-branches.
[PDF Version]