what is Pre- commissioning.

Answer Posted / raja2016

In addition to above ans w. r.t an instrument...

w.r.t to a system consists of PLC panel
Earthing should be done properly and proper earth resistance value...
Electronic earthing and body earthing..

UPS supply availability, all the cables.,
PLC-MCC
PLC- field
ensuring laid,terminated and loop checked okay...

PLC- SCADA PCs all Ethernet cables laid and terminated as per system architecture...

Is This Answer Correct ?    1 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

Why rdt and thermocouple both give different output .and one things more, how to generate  ohm or mili volt  plz mail me merajalam143545@yahoo.com

2323


What are the types of valves?

623


What pressure results for a flow transmitter of range 0- 180t/h in the dcs and 0-301mbar in the field using square root extraction. Kindly also suggest formulae for the percentages 0,25,50,75,100?

1545


In most instances, Inertia processes are quite uncommon. Give an example of a combined Resistance and Capacitance situation.Describe an application, which according to your understanding of the subject matter, comprises of both Resistance and Capacitance effects.

1531


What is offset in a control system.

7969






can u briefly explain aboutan aryton shunt multirange DC ammeter?

2307


How to calibrate Magnetic flow Transmitter in Field

806


I need control valve ISA hand book. Is there any site to download that big book containing all the pages. Written by Paul Friedmann

1888


Why plc require in analog input 4-20amp & 0-10 volt?

627


What is wet leg condition and why is it used?

1561


How to change dcs card in online. (Dsc is maxdna)

2143


full process of gas turbin?

1564


which type of zones used for boiler? & why ?

1434


Why we are using reverse action in displacer types level transmitters on some Vessels?

2037


1.can you use SCADA instead of DCS,DCS instead SCADA 2.Difference between DCS and PLC,can their role be reversed i.e. role interchange 3.Difference between RTU and PLC

2081