Answer / din

hi
for conductivity and ph meter ,calibration will occur with the help buffer solution .

and for mass flow meter ,it is difficult to calibrate ,it is a factory calibrated instrument.
thanks

if my flow is 20000 m3/h than which range of DPT i have to use????

0 Answers  

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what is vibration sensor working principal and how many types its has??

5 Answers  

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what is the input of ph sensor and meter during the calibration time and what is the output?

1 Answers   Sabic,

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For a diafhram 1.5 d =kn(p-p0) D4 Where d in deflection in inch k=constant n=no of capdule (P-P0)=Applied pressure in psi D In active dia at capsule. -1.5 d=k to p d being constant -1.5

0 Answers   L&T, Shiv Tech Marine Control,

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can we control operation of PLC from operator station?

3 Answers  

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how to convert MA in to measuring values..and how mwasuring values into MA ?..plz ansr.i have intervw

0 Answers  

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What is the relation between electronics & instrumentation

2 Answers  

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units of pressure,flow, level,temperature? principle of pressure gauge? calibration of pressure tx., level tx., temperature tx.flow tx.? description of two wire ,three wire and four wire R.T.D.? WHAT IS INPUT AND OUTPUT OF TX.? WHAT IS INPUT AND OUTPUT OF R.T.D. AND THERMOCOUPLE? WHAT IS HOT LOOP AND COLD LOOP? WHAT IS INPUT AND OUT PUT AND OUTPUT OF D.C.S. AND P.L.C.? PRINCIPLE AND WORKING OF HART? WHAT IS PNP AND NPN PROXY? CALIBRATION OF PRESSURE ,LEVEL ,FLOW SWITCH? DESCRIPTION OF FIELDBUS FOUNDATION? WORKING OF SOV.?

2 Answers  

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Transmitter reading is zero but in DCS showing one Bar what is the reason ?

3 Answers  

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what is cascade system ?

1 Answers   RSP, Thermax,

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what u mean by speed control in turbin? how it was working?

2 Answers  

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what will be the output of the temparature transmitter if temp is 120 degre celcius.

1 Answers   Base Automation, NTPC, PDO,

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