Answer / hassan abbas

these level transmitters measure the level in either of the three ways:

The weight of the fluid
The pressure head of the fluid
The position of the fluid in a container

What is Positive Calibration and Negative Calibration?

0 Answers   SA Kent,

---

sir,would you please send me the Hindustan petroleum corporation limited papers(HPCL).my e-mail ID is ujjwal_sharma1983@yahoo.com

0 Answers   HPCL, TCS,

---

I have a close vessel tank which is under vaccum when in running condition so pl. Provide it's range for dp type tx whose flange to flange distance is 440 mm and density is 1

1 Answers  

---

The DCS has the following signal type:

3 Answers  

---

plc trouble shootings?

3 Answers  

---

which instrument is used to study the structure of phloem and xylem tissue?

1 Answers  

---

Someone please do mail me some instrumentation questions for Hindustan Petroleum test to avinalexander@gmail.com .Really would be gateful if someone could help me

3 Answers   HPCL, Immersion, IOCL,

---

why we use 24 vdc in instruments mostly?

2 Answers  

---

why we use 24v dc in instrument rahter than 230vac????

4 Answers  

---

I am new in work for 1 of our project we have some instrument in BOM including Pressure, Temp. and so on, I also noticed some objects like pressure switch process HOOK UP; which I don't know what does "HOOK UP" mean here.

3 Answers  

---

Can combine control system for Emergency control system (ESD)and Fire & Gas System ( F & G) is possble to built and offer to client? Can such system is as per Norms in India?

0 Answers  

---

what should be the attitude while answering an interviewer?

2 Answers  

---