generally transmitter power supply having some range(12v to 35v) but the out put(4-20 mA) must same for given input.If we vary the power supply voltage then output mA also to be change according to V=IR. Is there any voltage regulator in the transmitter ?

1 Answers  

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why use squareroot in flow measurment by dp transmitter?

4 Answers  

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HI FRIENDS IHAVE QUESTION 1.WHAT IS PARTIALSTROKE TEST?WHY IT IS USED ON ESD ON OFF VALVES?

3 Answers   KNPC, Rotork,

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Tr. Wiring for calibration.

0 Answers   CCIE,

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What is minimum distance between three thermocouples (2oo3) mounted on same pipe line (20")? Technically accepted by stright line mounted or circler mounted?

1 Answers  

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What is the purpose of valve positioner. Explain 4 uses.

2 Answers   SRACO,

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you are on site,the plant trips,you are approached by operations,what do you do?

0 Answers   ABB,

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How many interlocks at turbine? Plz explain briefly

0 Answers   MRPL Mangalore Refinery and Petrochemicals Limited,

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What is the formula To convert Degree centigrade to foranhight.

5 Answers  

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How can we calibrate the level interface for Fisher® FIELDVUE® DLC3000?if use water to calibrate and our liquid SG are 0.75 and 1 ,Displacer height=14" and How much should be set SG in trasmitter during calibrate,for URV and LRV how shold be set

1 Answers  

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Technician A says the brake warning light is connected into both the parking and service brake systems. Technician B says the brake warning light will come ON only if the service brake system fails. Who is correct?

2 Answers  

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what do you mean by smart instruments ? define ? give an example?

2 Answers   Flour Tech Engineers (P) Ltd,

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