- Electrical
Cable screen, Grounding cable screen
What is cable screen? A protected cable or screened cable is an electrical cable connected by a prevalent conductive layer…
Read More » - Level Measurement
Displacer level switches working, Displacer V/S Float
Displacer controls provide float-operated control with additional characteristics. The detector is a spring-suspended weight (the displacer), stronger than the fluid.…
Read More » - Instrumentation
Basic Pre-Commissioning Inspection
General Procedure: Before starting the plant operation, the plant should be commissioned. Before beginning a fresh installation, the finished device…
Read More » - Control Valve
How a Valve is controlled using a 4-20mA loop
Table of ContentsSignal conversionControl Valve Connection 4-20 mA Current LoopParts of 4-20 mA Current loopSensorTransmitterPower SourceLoopReceiverAdvantages & Disadvantages of 4-20…
Read More » - Automation
4-20mA Analog Inputs from Transmitters measuring
A DCS, PLC, single-loop controller or other device analog input accepts an electronic signal, such as 4 to 20 mA…
Read More » - whatis
Welding Quality control check
The Quality Assurance Plan should include a list of all required welding inspections and identify the responsible party for each…
Read More » - Instrumentation
What are the tasks of a welding Inspector?
Welding inspector are personals who verify the work produced by welders meets specification and guidelines. Welding inspectors perform visual inspections…
Read More » - Electrical
What are Armoured cables & Steel Wire Armoured cables (SWA)?
What are Armoured cables? Armoured cable is the name given to any electrical cable built with an armour of aluminium…
Read More » - Temperature Measurement
Errors in Resistance type temperature measurement
The errors in resistance thermometry fall naturally into four main groups, all of the errors it is relatively easy to…
Read More » - Control System
Piping system: Requirements of Piping system
All instrument piping system or tubing runs should be routed to meet the following requirements: They should be kept as…
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