how to calculate control valve bonnet size?? or how to select its material?

0 Answers   Jacobs,

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How to convert 4 wire level transmitter connection to 2 wire.

2 Answers  

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Can I route 110 VDC and 24 VDC in a same Duct for our Interposing relay cabinet? IF yes or NO Please provide me IEEE Std. for the same. Please i required it on Urgent basis, i need to design IRP Cabinets and we have MCC 110VDC and Our Coil side is 24VDC, Please help as soon as possible.

0 Answers   Yokogawa,

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what is the difference between Cv and air consumption? why the customer needs Air consumption details?

0 Answers  

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how many types of spped sensors n vibration sensors?their basic principle n connection?

0 Answers   IOCL, ITC Infotech,

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why we are using boosters at glass furnace is there any other thing?

1 Answers   CGL,

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What is the difference between a Extension cable and a copnesating cable.Where can we use compensating cable. Is anywhere compensating cable are used for mv transmission to the indicator.

1 Answers  

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how we can calibrate level transmiiter in field?

6 Answers  

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1)how can calibrate temperature transmitter? 2)how can calibrate flow transmitter? 3)how can calibrate level transmitter?

3 Answers   ccic, Emerson, JK Pharma, NIGC, Rockwell, UltraTech,

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Why we use 250 ohm resister in series hart communicator?

3 Answers   Thermax,

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what is the difference between Feedback controller and Feed forward controller. and when it is to be used.

3 Answers  

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Which type of diaphragm use in costic line, dm water line, natural gas line, oil line?

0 Answers  

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