Answer / rajesh

Liquid with more boiling and freezing point in closed tank we need to select wet leg calibration.

Normal liquid for exp water in open tank we need to select dry leg calibration.

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

0 Answers  

---

if we have 450 mm heigth boiler drum level ,so what is span & zero value for a dpt tranmitter

4 Answers  

---

What is limitation of the ht.of the displacer of a level trol?

0 Answers   CCIE,

---

what is the vital subject for scoring bhel exam&what is the question pattern

0 Answers   Bhel,

---

What is the constant voltage unit?

0 Answers  

---

I am pujita completed Electronics and Instrumentation Engineering.As a fresher i am going to attend the interviews.Could anybody guide the topics/questions covered mostly in interviews.

11 Answers  

---

What is the procedure of calibration of Load cell?

0 Answers  

---

How many problems can be occurring in solenoid valve? And how it can be rectified?

1 Answers   Adgas,

---

What is the purpose of MATLAB?

3 Answers  

---

We are using Rosemount 5400 series Radar Level Transmitters in all types of Sump Applications having oily water hdrocarbon petrochemical nature. What we are facing the problem frequently is that always getting reading frezzed at some value. If we do power recycling , sometimes it is working . then making same freezing problem. If anybody faced before such type of problem and also having solution , Please give the answer.

0 Answers   Sabic,

---

POSSITIVE PULSE IS APPLIED TO AN INVERTER INPUT.THE TIME FROM THE LEADING EDGE OF THE INPUT TO THE LEADING EDGE OF THE OUTPUT IS 10 ns. THE TIME FROM THE TRAILING EDGE OF THE INPUT TO THE TRYLING EDGE OF THE OUTPUT IS 8 ns. WHAT ARE THE VALUES OF tPLH and tPHL?

0 Answers  

---

thru which signal does µP communicate with memory

3 Answers  

---