Answer / syed waseem,dubai petroleum,ua

A transmitter is a device which converts physical quantity
(eg:flow,pressure,temperature and level) into electrical.
i.e 4-20 ma universal standard.
Pressure tranmitter converts the pressure in a vessel or in
a pipeline into electrical quantity.
for eg: a pressure tranmitter range is 0-200psi.
at 0%-4ma-0psi.
25%-8ma-50psi.
50%-12ma-100psi.
75%-16ma-150psi.
100%-20ma-200psi.

what is the difference between RTU & MTU in SCADA system?

4 Answers   Bosch,

---

What is the electronic transmitter frequency.

1 Answers   CPCL, QAFCO,

---

Explain the combusion chamber

0 Answers   IFFCO,

---

what is sequence table in DCS . make a logic in sequence table for tripping of ID fan in Boiler(in YOKOGAWA CS 3000 DCS).

1 Answers   Yokogawa,

---

What is surge in compressors? How to detect and control it?

3 Answers   Kharafi National,

---

what step is taken for ESD ( emergency shut down) in DCS REPLY to hashimka20009@gmail.com

0 Answers   Bosch, Eskom, Sabic,

---

how to calculate MMWC values in to Tonns(MMWC values showing in DP transmitter and Tonns value showing in Totalizer). please tell me details?

2 Answers   Chemin C I, MSP,

---

the basic of a DP flow transmitter are the following

1 Answers  

---

What are the questions asked in fresher instrumentation candidates

0 Answers   Polmon,

---

Waht is surge in compressors and how to control it?

1 Answers   DEWA,

---

in current transmitter why we use 4-20ma ???

2 Answers   IMCO, IOCL,

---

Can anybody tell me which type of question are asked in the interview for the FORMULATION(Pharma) as a instrumentation engineer, & question in building managment system.

0 Answers   Reddy Labs, ScienceWay,

---