Timer and Counter Modules
U1 CD4541 is a Timer with Long Duration Ability. This timer is started by a low pulse from earlier circuit, when the temperature goes above setpoint, a low state is at U2A inputs, this...
Category: Industrial-Automation
RTD Pt-100 Four Point Alarm
Here 4052 is used as an analog multiplexer, U3A TL062 opamp is wired as a 1mA Constant Current Source. It pumps 1mA into U2 4052 pin 13 X . Depending on BCD code on...
InfraRed LED Flasher for Optical Switch
This circuit is used to detect objects by reflected infrared light. It can be built into a cylindrical enclosure just like an inductive proximity switch. Part of – InfraRed Detector for Proximity Switch This...
Analog Mux for Data Acquisition Systems
Here is a 4-20 mA In/Out Analog Mux with Cascade option. This is a simple circuit i designed to make a Automation System within a budget.
RTD and Connections – Mini 3W 4-20mA transmiter
I´ve been looking at the mini-three wire 4-20mA transmitter and it is everything I need to try a new way of measuring the temperature. It is great but there are a few questions about...
SCADA System – Project Idea
I am a student of Electronics and Instrumentation Branch from BP. I am doing my training at ….. where i have been assigned a project to implement SCADA System using Microcontroller.
Ship Automation and PLC Technology
A Mail Thread from 2008, has been posted here. This is to enable students and engineers understand : The needs in in Maintenance Automation or Marine/Ship Automation. I could not take up this task...
Lighting and Power control Automation
i am researching for a project for industrial automation . in this i am having one concept that is following below if any one of person is in room the electrical power should be...
