CONTROLS AND SYSTEMS

In This Article we are going to see PLC FUNCTIONS Part-1 (General Functions and Program Control) RSLOGIX 5000 General Function's No : 1 AFI : (Always False Instruction) Always False Instruction Description Putting this instruction in a line will force the line to be false. This is primarily designed for debugging programs. Status Bits : None Registers : None Available on : Micrologix , PLC-5 No : 2 IIN :   Immediate Input IOT :   Immediate Output Immediate Input,Output Description These functions update a few inputs and output during a program scan, instead of the beginning and end. In This Example the IIN function will update the input values on 'I:001' if 'A' is ture. If 'B' is true then the output values will be updated for 'O:002".  Status Bits  :   None Registers :   None Available on :   Micrologix , PLC-5 No : 3 OTL :   Output Latch OUT :   Output Unlatch Output Latch,Unlatch Description   The OTL 'L' will latch on an output ...

In This Article we are going to see SIEMENS Room Thermostat RDE100 model device Parameter List. Overview : SIEMENS RDE100  Thermostat mainly control for Room Temperature Heating Control Systems. its is used to control four (4) modes Comfort, Economy, Auto timer and Protection mode. The Siemens RDE Thermostat is available in two (2) model one is RDE100 Thermostat it is working in Main Power Supply AC 230 voltage and another one is RDE 100.1 Thermostat it is working in Battery Power supply DC 3 volt. Operation and Settings : RDE100 Operating mode touch key Set OK Touch key for decreasing a value Touch key for increasing a value Display : Display Parameter List : Parameter No : P01 Description :   Time Format Setting Range (default) :   1 = 21:00 hours (default) 2 = 12:00 AM/PM Parameter No :   P02 Description :   Selection of °C or °F Setting Range (default) :   1 = °C (default) 2 = °F Parameter No :   P03 Description :   Standard temperature displ...

  In This Article we are going to see QElectro Tech Software Overview... QElectro Tech QElectroTech QElectroTech is a free software to create electric diagrams. QElectroTech or QET in short is currently available in version 0.80. This Software is Very Effective and Very Useful for Electronic, Electrical, and Instrumentation Department Engineers. Compare to other Diagram Software’s ‘exe’ Setup file of QElectro Tech Software Size is Too Low. There are Lot of Electrical, Electronic and Instrumentation Symbols and elements are in this QElectro Tech software. The Software of Table of Contents is following of ( Basics , Interface , Preferences , Project , Folio , Element , Conductor , Schema , Drawing , Reports , Export and print , Annex etc..) QElectro Tech Documentation 1 QElectro Tech Documentation 2 The QElectro Tech Software contains many collections (Electrical , Logic , Hydraulic , Pneumatic and Energy symbols and Elements) also user can create they own symbols. Anyone can Acc...

In This Article we are going to see Cyber Crime and Security Topic "ONLINE SCAMS" Types Chapter. ONLINE SCAMS   Today everyone uses the web and  anyone can access the web, it's not just nice people will encounter online.  There are many people who try to trick giving over confidential information so that they can steal.  It is an unfortunate reality, but when using the internet, it should be guarded.  However it shouldn't discourage from using the web or even purchasing products on the web.  It should be mindful of what is done and skeptical of what read on the internet.   Types of Online Scams   There are many types of online scam.the main types of scams are given below :  Publishing Scams  Romance Scam  Network Marketing scams  work at home scams  Credit card scams  Lottery scams  Cash advance scams  Internet business scams  Nigerian email scams  Website scams  Email scams  Online Shopp...

In This Article we are going to see Heat Load Calculation Method and  Heat Load Analysis for Humidification Plant.. Heat Load In order to determine the humidification power required for any department, the heat load of the department is to be found out. The heat load of the department can be broadly classified as 1. Internally generated heat load  2. Transmitted heat load The internally generated heat load is due to the heat liberated by the following ways : Driving motors Machinery's Compressors Pneumafils Overheat Cleaners Lighting Load Heating Lamps  Persons working inside the Department   The Transmitted heat load is the heat that comes from Outside- through the roof, walls, windows and doors as the outside Temperature is higher (Most of the period) than the inside department Temperature. The Parameters for the heat load analysis are given in the following Tables. The Heat load and the power required for the supply,exhaust and pumping system. The Transmitted...