Answer / harikumar

Split range Operation
Reverse acting positioner
Bench set not standard

i have 20 kw motor & my vfd drive capcity is 18 kw if possible to use 20kw motor on this vfd?

4 Answers  

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Steve said that "An eddy-current probe works by passing an alternating current through a coil of wire and measuring the coil’s impedance" while we are using -24 Volt DC , So I am confused about DC and AC. Plz .

2 Answers   Jindal, Sadara Chemicals,

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WHAT IS THE Differance b/w on/off & pid control valve?

10 Answers  

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in any transimitter (flow/level) there are three terminals for supply& test (+,-,+)in two wire,24VDC given to Tx.,but how 4-20 ma signal travels thru same wire (as it is for 24VDC input supply)?

1 Answers   Jindal, UltraTech,

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What is 3 element control system

0 Answers  

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hi friends,im an instrumentation and contol engg student,can u hlp me of suggsting barc written question paper,my id is roysuvaranjan@gmail.com, cel no.9563591747

0 Answers   BARC,

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what is the difference between dcs & plc

2 Answers  

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what are the inputs (drawings) we need to prepare loop schematics??

1 Answers  

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what is the procedure to isolate flow a transmitter and flushing it?

8 Answers   Petrofac,

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Why ac supply load cell is used? Can we use the dc supply load cell?

0 Answers  

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Yokogawa dcs normally where will change 4-20 MA to DC voltage( node or I/o cards?)

1 Answers  

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we want to control pump in let pressure and tank (for exp) our inlet line if water cam and pump will on and when our tank will full pump will off also if our inlet pressure low pump will off even tank not full.this pump i want to uses on our water supply line.

0 Answers  

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