What is Loop Test & What is Loop Checking? Please i need answer for these questions.

2 Answers  

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what is the difference between sinking and sourcing inputs and also what are there applications?

2 Answers  

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Tell about your IFFCO plant visit.

0 Answers   L&T,

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dear sir we have insatlled positioner model no.sipart PS2 make Siemens at our control valves . now problem is if we want to increase the response of valve opening speedy /fast. what parameters do we change for positioner ? any idea. please guide us.

0 Answers   CPL,

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what do you mean by cathodic protection?

1 Answers   Saipem,

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What is the PLC configuration in Cement industry?

0 Answers   IMCO, Maha Cement,

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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 hart communicater? can u give brief explanation about this issue?

3 Answers  

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what is 24vdc live and dry supply

0 Answers  

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why in vortex flow transmitter dcs range is configuring less than sensor range. eg (sensor range 500-25000 kg/hr and dcs range 0-24000 kg/hr).

1 Answers   Daelim,

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What is the difference between mmwc and mmwg?

0 Answers  

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Q- Why Phase tester is only used for checking AC not DC ?

1 Answers  

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