Answer / smita

RS232 is a full duplex cable means both transmitting and receiving happens at a time due to this noise will be more so that we can't go for longer distance

RS484 a half duplex cable means in a single time either transmitting or receiving will happen so we can go for a longer distance without disturbance

what is the equation for gas flowmetering? whic includes gas flow, pressure, and temperature.

2 Answers  

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which type of filter gives the constant phase characteristics?

0 Answers  

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what is the resource block mode in foundation field but ? what is advantages for this

1 Answers  

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how to calibrate temprature switch and flow switch ?

1 Answers   Adgas,

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I have a problem with a valve (air to close). When it is fully closed and try to open 1% it doesn't responce till 3% open suddenly more than 3% then back to 3%. I tried to tune positioner then removed it, the problem still exist. Any idea

3 Answers  

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Why do we have earthing cable in branch cable and shield in the same cable?

0 Answers   Process Control Technologies,

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why we use condesiate parts before tranmitters?

3 Answers  

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Hi,can anyone help me out with PhD programs related to Instrumentation field?I have a degree in electronic Instrumentation?

0 Answers  

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flow transmeter accuracy 0.075% of full scale & find ucertainty is 0.025 % so what is maximum limit band of uncertainty

0 Answers   ONGC,

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Calibration of flow transmitter.

1 Answers   CCIE, Power Plant,

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whyvibration probe (bently nevada ) is set -10 volt for zero reference?

2 Answers  

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What is the use of each wire in three wire RTD

0 Answers   GSPC,

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