Inst Tools

Inst Tools

What is Circular Chart Recorder ?

S Bharadwaj Reddy
A chart recorder is an electromechanical device that records an electrical or mechanical input trend onto a piece of paper (the chart). Chart recorders may record several inputs using different color pens and may

Certified Control Systems Technician (CCST) Questions

S Bharadwaj Reddy
The International Society of Automation (ISA) provides sample Certified Control Systems Technician (CCST) Exam Questions and answers for engineers who are planning to get certification from ISA. Certified Control Systems

What is Instrument Hook Up Diagram ?

S Bharadwaj Reddy
Instrument Hook Up Diagram is also called Installation drawing, specifies the scope of work between Mechanical and Instrumentation departments. It is a detailed drawing showing typical installation of an instrument

How-to Create Instrument Loop Diagram (ILD) ?

S Bharadwaj Reddy
How to create a instrumentation loop drawing, say for instrument air vessel ? Piping and Instrumentation (P&ID) diagram shows the several instrumentation loops connected with particular equipment. P&ID shows signal path

PLC Connection between Instrument, Junction Box, Marshalling & System Cabinet

S Bharadwaj Reddy
A PLC connection represents the signal flow starting from the field transmitters, junction box, marshalling cabinet, system cabinet and Human-Machine Interface for the operator graphic display. PLC Connection between Instrument,

PLC Temperature Control using Pulse Width Modulation (PWM)

S Bharadwaj Reddy
Temperature control with PWM output of PID Write the PLC program for temperature control with PWM output of PID. Solution Here we use RTD sensor for temperature measurement and a

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