Answer / mohan

RTD Does not required any aux:supply ie 24v,5v, only it delivers current variations in the loop due to variation in resistance.

Answer / kishor deshmukh

rtd is an passive transducer coz it need the external power
supply for the operation.

what is difference between fork type and capacitance type level switch. where it is using

1 Answers  

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Technician A says that a fuel tank sending unit will have a high resistance only when the tank is full. Technician B says that its resistance when the tank is full depends on whether the sending unit is designed for use with a bimetallic gauge or with a magnetic gauge. Who is correct?

3 Answers  

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Boiler flame scanner advantage?

0 Answers   Fluke, Petrochemicals, Tata Chemicals,

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What is the difference between pneumatic and electro pnematic positioner?

3 Answers   TCS,

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what is ZERO SUPPRESION and ZERO ELEVATION?

3 Answers   Reliance,

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What is the relation between electronics & instrumentation

2 Answers  

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Which wiring connection is preferred in motor for industrial use?

2 Answers  

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What output voltage the proximity switch shows when it is in open enviornment?

1 Answers  

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whats the abbreviation of IOP? is it instrument of power or input open problem?

1 Answers  

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I WANT TO KNOW SOME BASIC CONCEPTS RELATED TO INSTRUMENTATION

4 Answers  

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In closed loop control there are several “blocks” used to show the interactions between the process and the control system. These blocks are referred to as the “process” and the “controller.” Describe the relationship between these two blocks when creating a well tuned control loop.

1 Answers  

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Why do we need to install hook-up line differential pressure type level transmitter when the differential pressure type level transmitter with capillary are available?

2 Answers  

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