Instrumentation Interview Questions
Questions Answers Views Company eMail

State 5 different method of level measurements.

SRACO,

3 5640

what is the essential difference between DIODE and SCR in term of application.

ADMA OPCO,

2 4780

In turbine, what does term CDP, NI, NH, HSSOC, means

ADMA OPCO,

2197

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

ADMA OPCO,

3 6444

I HAVE PRESSURE TRANSMITTER WITH TWO WIRES 24 VOLTS SUPPLY.IF TRANSMITTER WILL GIVE SIGNAL TO THE DCS WHAT HAPPEN TO THE 24 VOLTS POWER SUPPLY IT WILL DROP OR REMAIN TO 24 VOLTS POWER SUPPLY.

3 6405

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

Yokogawa,

1 6551

Dear all... I have 1 0-400 duplex type RTD, I connected the A side to the temperature indicator and B side to the PLC panel, but when I have observed then found that The PLC side temp has the variation. and it was distub to other RTD temp also. so what can I do.

1 3689

Dear all... I have 1 0-400 duplex type RTD, I connected the A side to the temperature indicator and B side to the PLC panel, but when I have observed then found that The PLC side temp has the variation. and it was distub to other RTD temp also. so what can I do.pls help me

Worley Parsons,

1 4218

Can we used Condensate Pot on flow transmitter which is using on liquid having sluge and DP transmitter is in pit and below the process line,Can we used Condensate pot for accamulate the Sluge?

1 4919

What properties or parameters to be taken into consideration for protection while selection of Dcs controller.

JPL,

1 3479

What is the difference between ROM & RAM .

Sabic, SPIC,

1 4582

Can we use a 10000 Lph Flow Transmitter in 100 LPH flow line to get 20mA O/P by adjusting SPAN ?

1 3977

in differential pressure transmitter,min&max pressure range for hp&lp

1527

What is the difference between EPROM & EEPROM.

Sabic,

1 8323

What is scale factor of proximitor & unit of the viabration.

Sabic,

2 5099


Post New Instrumentation Questions

Un-Answered Questions { Instrumentation }

Instrument QA/Qc what is the project quality plan?conduit inspection RFI. which documents attache with package?

10394


what deference between panel earth and systemearth

1766


whatis range of marcury filled tempereture gague

1486


what is moisture probe? What are there types? What is there working principle and how they works? guys this is one of technical question I had ask in interview. If you know its answer please let me know. The interviewers were more interested in microwave moisture probe, so if you find its any link please just forward me on my mail id.avinash1200@gmail.com Thanks in advance.

1522


What is cut off relay? And why use in PLC and DCS?

939






Q1]IF THE RANGE FOR FLOW IS -35 TO 125 WHAT WILL BE THE SPAN FOR ABSOLUTE AND FOR NORMAL? Q2]HOW TO CALIBRATE CAPILLARY TYPE LT? Q3]HOW MANY ERROR CALCULATIONS ARE THERE USED IN PROCESS INDUSTRIES? Q4]HOW TO CALIBRATE TEMPERATURE TRANSMITTER? Q5] HOW TO CALIBRATE LEVEL TROLL AND HOW TO CONNECT? Q6]PLEASE TELL ME THE BASIC FOR INSTRUMENTATION WHICH IS APPLIED FOR CALIBRATION AND FOR ALL? PLEASE MAIL THE ANSWER TO honest_yes@yahoo.in

1544


What is the purpose of bypass valve across AS valve.

1654


How to control flow variations in magnetic flow maters..... When i will provide proper earthing?

1789


how 3 out of 2 Logic/interlocks works? give brief explanation with help of diagram.

1840


what will the sending unit in the fuel gauge utilizes?

1464


i want to find out iffco get test paper

12200


Explain the working of an electronic level troll.

590


HI friends.I am Surya a BTech in Electronics and Instrumentation Engineering.I am going to appear Relince Industries Ltd all India writen test very soon. so plz help me by sendind the probable questions about my subject.My mail ID is surya.barik@gmail.com.

1774


basic connection and principle of axial shift sensor n differential sensors in tubine describes n draw......

1892


what is The specifications for oriface instalation

1604