Answer / vijay krishna

profi bus communication is not suitable for more distance
and will be get affected by emf.signal strength will also
low compared to ofc commn.only thing is less expensive.

what is the difference between cold loop and hot loop

2 Answers  

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Calibration of controller (pneumatic)

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can anyone tell me about the basic concepts to consider before to start a PLC panel wiring

0 Answers   ABB,

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calibration of instruments.

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What is the difference in clamp on type and inline type ultrasonic flow transmitter.

1 Answers  

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how to replace the smart transmitter software

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What are the most frequent problem faces with Vortex flow meter?

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why use 4-20mA in the field of instrumentation?

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How to connect another 24 volt dc power supply in circuit when previous power supply has become weak.what is the connection?

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1.what is beta in control valves? 2.what is the condition followed by light in LASERs? 3.1kg/cm2=?psi 4.Integral action reduces what? 5.about vena contracta 6.a simple RC circuit 7.thermistor material's temp coefficient of resistance 8.if wave passes through the thicker area of a chord to a thinner area what changes will occur to wavelength? 9.if 4-20 mA represents 0-10 kg/cm2 what will be the current when pressure is 5 kg/cm2.................

0 Answers   Lurgi,

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what is mean of 3 by 2 automation ?

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Watt is Wrms define rms?

2 Answers  

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