Answer / sudharshanrao

calibration is the varification and error correction of
secondary standard, comparing with master or primary
standard(instruments).

Answer / jigar anadkat

Calibration means "TO COMPARE WITH STANDARD". Let it be
calibration of DPT, PT, etc.
Any instrument which is CHECKED and RECTIFIED against the
known standard is called the calibration.

Answer / a.c.subash

Calibration is the calibrating the instrument with the
Master Instrument which is calibrated against National
Standards and the Value is fed in the Test Instrument.

Answer / thriambak

Calibration is nothing but comparing the standard value
with the unknown value inorder to find the specifications
or details of the unknown value.

Answer / vicky

calibration is defined as the procedure for measurement

What is inside the PLC panel? How does instruments communicate to DCS computer via PLC? What is the type of wiring in PLC connections? Please answer... Thanks

1 Answers  

What is the relationship between the universal gravitational constant (G) and the acceleration due to gravity (g)?

3 Answers   APPSC,

Can DP transmitter with orifice plate works on Beta ratio 0f 0.3 and differential pressure of 100 MMWC in liquid service application?

1 Answers  

what is the minimum power (P=VI)to produce a spark?

0 Answers  

In thermocouple could we use the lug for termination or not,Thermocouple is any time,I am currently concerned with K type.please let me know if anybody know

4 Answers   Saudi Aramco Shell Refinery Company SASREF,

Basics Instrumentation Question

1 Answers   Advantek Fuel Systems,

A pressure transmitter with a range of 0-100 bar.The accuracy of the instrument is 1% of upper range value? The pressure indicating transmitter is showing the system pressure is 50 bar. b. When you include the error, what is the minimum possible pressure in our fuel gas system? i. 49.5 bar ii. 49 bar iii. 1 bar iv. 0.5 bar We want to change the filter cartridge. We must depressure the fuel gas system. c. After we depressure the system in preparation for maintenance, the transmitter displays a pressure of +0.1 bar. At this time, what is the possible range of pressures in our fuel system? i. +0.099 to +0.101 bar ii. 0 to +0.2 bar iii. -0.1 to +0.3 bar iv. -0.9 to +1.1 bar

3 Answers  

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 purpose of the analyzer in petrochemical plant?

0 Answers   ENI, Lakshmi Machine Works,

I am a instrument technician. recently i attend interview and face one of question for DP transmitter ,the client asking about the calibration of DP transmitter ,am answer the calibration procedure, they will ask one more question. why open LP side in atmosphere? i did not answer that question. so please help me and explain the particular question. Dear firends waiting for your valuable replay

3 Answers   Qatar Petroleums, Samsung,

in mass flow meter what is drive friquancy ?

0 Answers  

Are Coils of Electromagnetic flowmeter in direct contact with fluid material

4 Answers   TATA,