Answer / faiyaz

Level sensor
Pressure sensor
Temperature sensor
Flow sensor

Answer / ami

1 capacitive
2 resistive

Answer / greenborhan

Actually there so many types of sensors used in instruments. But in industries we use mostly the following sensors...

1. Proximity Sensor
2. Light Sensor
3. Flame Sensor
4. Accelerometer Sensor
5. Magnetic Field Sensor
6. Temperature Sensor etc.........

greenborhan@gmail.com

For an Instrumentation Engineer, is there any effect on Instruments of safety zones like zone0, zone1, zone2. As an instrumentation Engineer, what we have to consider or remember while working in these areas.( zones 0,1,2).

1 Answers  

---

How we will check whether the proximity, which we have is either NPN or PNP, if no data sheet or manual or any details is available to us ???

1 Answers  

---

Im having problems with interfase betwen SPI v7.0 and SPPID v5.05. Previous versions of Intools shoul be fixed with SPPIDproj.ocx file. It was necessary to replace this file with one that allows the connection between different versions of SPPID. It is necessary in the current version to do the same?Thanks

0 Answers  

---

Single acting ON-OFF valve. it is air to open. when sov energized , valve will be open, so during that if air fail then what will be the condition of valve ( open or close ) ???

4 Answers  

---

Before erect the instrument what should you do?

3 Answers   L&T,

---

Explain plc level and its type?

0 Answers  

---

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

0 Answers   Bapco Bahrain Petroleum Company,

---

So I'm a first year apprentice and I'm having a tough time with knowing the difference between AI, AO, DI, DO. I'm having a hard time understanding what devices are which and why. Can someone explain this to me?

2 Answers  

---

why we are using orfice plate? then difference between orfice 7 nozzle plate?

1 Answers   Flour Tech Engineers (P) Ltd,

---

An equipment is certified for EEX, IA, IIC, T6, what do you under stand by this.

3 Answers   ADMA OPCO,

---

what is the basic principal of vertax flow meter

3 Answers   Balrampur Chini Mill, Saba,

---

why use squareroot in flow measurment by dp transmitter?

4 Answers  

---