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What is the cascade control system and where is use in power plant give the detail with block diagram
1 3006Why ues 250 ohms Resistor during hart type instruments calibration with hart protocol in details ?
5 12948we have LPG spherical Tank and we want to install DP Xmtr for level measurement.below are the physical measurements Total height of tank is 1850 mtr but 0% level is 1000mm above bottom and 100% level is 450 below upper side.What is the LRV and URV and please mention the formula .The SG of LPG is 0.53 and Wet Leg method will be used.
7 12177If an Instrument has 550 ohm internal resistance and the cable used for that instrument is 0.5 ohm per meter resistance. If the voltage is 12volt.How much length cable can be used? Please tell me its Calculation formula.
MOL,
5 9724what do you mean by Loop checking ? What are the cold loop check and hot loop check? what are the difference between these two loops?
1 8374If a transmitter is installed 10 m below its tapping point how much pressure exerted if fluid is water?
10 15798How to calibrate a temperature transmitter & how a Cold junction Compensation will be carried out?
2 8230Post New Instrumentation Questions
what is scale factor of proximitor & unit of the vibration.
Why is the orifice tab provided?
what are the diff. in servo and regulatory control?
what is function of SCADA , and how is it work, explain with difination
Explain the working of an enraf level gauge.
i want formula for flow control.am doing project in flow control using orifice . i know value of the flow level(Q) . upstream(p1) pressure, orifice diameter(Do) , pipe diameter(Di) and oil viscosity(Vi) how can i calculate downstream pressure
types of cable..? Use of every types of cable..?
Type of level transmitter commnly used in Procees area are the following. a.________________This type of level transmitter works as follows
Senior engineer's please help me, what is Loop Checking and Loop test? and write difference also? soon urgent
what is the input of digital counter during the the calibration time?
Working principle of magnetic flow meter ......and calibration procedure of e+h magnetic flowmeter...
How do you identify between actual alarm and false alarm in a Temperature Transmitter in SCADA based Control System
How RAL(Rotary air lock)works in cement industry?
how can i calibrate the temperatuture gauge used by temperature bath(dry block) i mean step by step procedure?
Give 2 application of quartz crystal used for process parameter measurement.
