Answer / mahesh

Before start up a plant need to cheek instrument range, connection, parameter, soars. different cheeking only help of p&id.

Answer / 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...

Answer / s93381

before the plant startup check all system instrument parameter that is Pre- commissioning.

Answer / faiyaz

before start up the plant we check all the instrument and parameter with the water in process line that is called pre commissioning

Answer / faiyaz

pre commissioning is the process of providing the ability of a pipe line and piping system to contain product without leaking

Explain , how timer based pneumatic control valve will work ?

1 Answers  

i m passed my engineering in 2010 in instrumentation and control engineering. my question is can i apply for software jobs or vacancies.??????????? plz give me answer soonnn......

2 Answers  

1.what is the power consumption of three element drum level control in sugar industries? 2.how to reduce that?

0 Answers  

1. For Steam drum level signal, why do we compensate with drum pressure signal? 2.For main steam Flow signal is comensated with main steam temperature signal and main steam pressure signal why?

0 Answers  

how to calibate level transmiter ?range -150 to +150.what is the zero and span?

1 Answers  

Shall we get the reading on level transmitter only by termination,without commissioning?

1 Answers  

how to adjust relay in smart positioner ?

1 Answers   SipChem,

There are many type of control cable like pair,core,tried, What are defination each one

0 Answers   Birla,

how can use ram

0 Answers  

What is the use of +/- 20ma in analog measurement,and which instrument gives +/-20ma output

1 Answers  

what is interlock ckt? why it is necessary in industrial machines ?

2 Answers   IOCL,

what are the installation requirement is common to all flow meter when volumetric flow rate is being measured

1 Answers