Answer / nilesh

Normally there is a P&I( Process and Instrumentation)
diagram not E&I diagram.In P&ID circle symbole related to
field mounted instrument while Square box with circle
inside is related to function in DCS.There is number of
other symbole in each catagory.

Answer / ganesh prajapati

In P&ID, ESD signal is represented by a triangle with ESD
mentioned inside a triangle.

Answer / d das

ok mr. nilesh. but which one is ESD signal how should we
know? in a P&ID drawing.

How to calibrate the flow transmitter

0 Answers  

---

what is protonics how it is differ from electronics

1 Answers  

---

diff bw range and span?

3 Answers  

---

if I did short to both AO connections, channel will burn or what? m sure in AI it will damage to channel. But what will happens in AO?

1 Answers  

---

what is the standard controll pressure

1 Answers  

---

model question paper of instrumentation for Jindal GET 2010.plz reply sudhanshukumar08@yahoo.com

0 Answers   Jindal,

---

Why we use 250 ohm resister in series hart communicator?

3 Answers   Thermax,

---

hey any one got the papers of SAIL and HPCL plz do help me by posting them to my mail ID's naren07_87@yaho.co.in, surenarendra@gmail.com

0 Answers  

---

what is absolute pressure, gauge pressure and atmospheric pressure?

2 Answers   Mother Dairy,

---

what is the analog input , analog output , digital output, digital input geven to the MSSV , CBD, IBD , START UP VENT , BOILER FEED PUMP , AOP, CEP , ETC

1 Answers   Bharat Biotech, TATA,

---

If you calibrate a pneumatic pressure transmitter, how many adjustments are normally necessary or mandatory?

1 Answers  

---

control modes

1 Answers   Vedanta,

---