what is different betwen Process zero and atm zero?

1 Answers  

---

what is buoyancy law?

1 Answers  

---

how to make a calliberation for deffirential pressure

3 Answers  

---

Where are use of pressure,level,flow switches?and what is input and output

3 Answers  

---

What are the characteristics of Control Valve

2 Answers   Ispat,

---

---

Which Signal hart communicator work? If there any signal change when hart connect while transmitter in line ?

0 Answers   KOC,

---

During the design and engineering of a process plant, a good designer should plan for ____________, ___________ and ____________ aspects of the plant

1 Answers  

---

whey we conect ammeter in series and voltmeter in parallel in circuit

1 Answers  

---

I have a Control VAlve having size of 2 ".Only the known parameter is Pressure drop . Its 2 Kg. Then How to calculate control valve sizing means Cv.

0 Answers   JSW,

---

Draw symbols of the following :

0 Answers   CCIE,

---

In which principles tx ,pressure gauge,Temp gauge,control valve works?

0 Answers   Bajaj, Professional Instruments,

---

how is a displacer type level transmitter calibrated.explain the method?

2 Answers   Emirates,

---