Answer / kalpesh

Compensation is achieved by inserting a bimetallic bar into
the linkage between elastic element and the gauge movement.

what happen if i increase height of displacer type LT.accuracy or sensitivity are affected.why?

0 Answers   Essar,

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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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loop chech tools list

1 Answers   BAP,

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what is the way of measuring air flow in air duct?explaim instruments used and DP creation in line?

3 Answers  

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INtools Trainining

1 Answers   Monarch Techno Engineering Solutions,

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Why rdt and thermocouple both give different output .and one things more, how to generate  ohm or mili volt  plz mail me merajalam143545@yahoo.com

0 Answers   Samsung,

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How to measure Flow of air line,what is the procedure of creating DP in line to measure Flow!

3 Answers  

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What is the calibration procedure of Drum level transmitter if range is 0 to -400 mmh2o in lab?

0 Answers  

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detail of mass flow meter pricipal

0 Answers  

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Why we use 250 ohm resistor in series with HART protocol communication?

13 Answers   Chemtrols, Instec, Sabic,

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What is the difference between HMI and MMI?

16 Answers  

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1. How many output signals do wew have in process control? 2. Could you write down the names of the pre-commissioning and commissioning stage test instruments and explain them (more than 5 items)? 3. What is the first step to commission a transmitter on service? 4. What is RTD? 5. Find the output value in MA of a temperature transmitter (RTD Type) at 120degree celius? 6. What is the O/P signal of a pneumatic transmitter? 7. What is the O/P signal of an elctronic transmitter? 8. What is the close loop and open loon?

4 Answers  

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