how to make a calibration for differential pressure

2 Answers  

---

WHY TEMPERATURE TRANSMITTER USED AS WE CAN CONTROL THROUGH THERMOCOUPLE/RTD

5 Answers   Samsung, Thermax,

---

what is function of PLC, and how is it work , explain with difination

1 Answers   Bapco Bahrain Petroleum Company,

---

admittance level sensor meaning?

2 Answers   CGL,

---

How to isolate a DPT from line in the condition that process must not be disturbed,and process is also critical and no bypass is available.?

4 Answers   Descon,

---

what is the diffrence between pressure safety valve & pressure relief valve....pls

0 Answers   Oil India,

---

Draw block diagram BOILER COMBUSTION loop & Explain

1 Answers   Bajaj Hindusthan, Exxaro,

---

i want to calibrate a transmitter in the range of -100 to 300 mmwc. How it is possible to measure -100 to 300?.

2 Answers   Hindalco,

---

what is difference between fork type and capacitance type level switch. where it is using

0 Answers  

---

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

1 Answers  

---

I have 475 hart communicator. this is not support any new type of instruments such as tranmitter,fieldvue DVC6200.DVC 200 since i got point out need to upgrade . my questions is how can upgrade new instruments software in my 475 hart communicator. can any answerplease>?

1 Answers  

---

what is the procedure of O2 analyser calibration?

3 Answers   Thermax,

---