Answer Posted / guest

ELECTRICAL ENERGY INTO MECHANICAL DISPLACEMENNT

In my company plc based winders are operated. one day there was a data transmission failure alarm shown on pc. as per sir instruction we have reset master plc but winders were not triped and alarm gone. so what master plc do?

1923

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How will you test a transistor with a multimeter?

1144

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How can we use feedback signal frm rtd for monitoring and in dcs for controlling ,then which type of rtd is sutaible 2 , 3,4wire and why ?

1670

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Dear Friends, we are planning to design Power distribution and Fiber optic in the same cabinet.Like Front side Fiber optic and Rear side Power distribution.Is it any possibility of problem occurs like interference etc? Your answer is highly appreciate.

2255

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how many maximum enter 2mm Dia solid cylindrical pipe into 8mm Dia hollow cylindrical pipe. give answer with calculation.

2083

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what is function of SCADA , and how is it work, explain with difination

2435

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what is dc moter.

2280

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Derive capacitance to 4-20ma conversion formula / relation in capacitance type pressure sensor?

2297

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If a control valve is hunting means means if we are giving 50% to the cv, the cv will open at 51% then slowly slwoly it will reaches 49% , so what to do for solve this problem. The cv is double acting and mounted for anti surge operation, it having 4 nos. volume booster, one sov, one positioner, etc..?

2146

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in sulfur process what is material of impulse line we use to connect with transmitter ? and does teflon affected by sulfur?

2311

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What are the uses of orifice plates?

1142

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why we use cascade control and feed forward control in 3 element drum level control measurement of steam drum .what is cascade and feed forward control system ?give example .

2926

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what is a half wave, full wave, and bridge rectifer.

1834

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what is the importance of CV in the control valves? how it is calculated?

2494

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Explain types of valves?

1099

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