what are the on/off valve precaution?

1 Answers   Reliance,

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what is the working principle of vortex flowmeter

9 Answers   Essar,

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1.In which princeple DP transmeter works? 2.Why UPS system is use for DCS? 3.How drum lvel controller works? 4.What is the difference between glob valve and gate valve? 5.How axial shift probe work & in which princeple it works?

1 Answers   Luberef, Qatar Gas, Reliance,

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Why the Proximitor supply should be Negative voltage? Why should not we give Positive voltage to the Transducer?

6 Answers   Moser Baer,

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what are the sensor types of vibration&speed?n what is proximity sensor?

3 Answers  

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Working principle capacitance type level transmitter

3 Answers  

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Can u tell me the principle of the tc,rtd,level switch,pressure switch ,transmitter(pr flow level temp.),vibration...plz

0 Answers   Adani, SRF,

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How to Calibrate Vibration Probe (Axial, Redial) in field

0 Answers  

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What are the two states of a controller

3 Answers  

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What are the key features of a Distributed Control System? describing the various layers (sensor through to business system interfaces) as well as the hardware, software and security aspects of the DCS.

0 Answers  

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the whole paper was based on Transducers..questions like define repeatability, error,accuracy,precision..den there were many q. on the conversion of Pa to mmHg and other units.. also..der wer few Q. on some level sensors(with diagram)

0 Answers   GNFC,

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What are the key components of control loop?

1 Answers  

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