How does one detrmine the direction of movement of core in an LVDT?How the flow can be measured by using DP Transmitter?I need the intools training institute address in india. Intools subject oriented local authors books.Refer me plz

why the derivative in PID is always set to zero?

What is the difference between HMI and Scada?

i have one tank of 500mm height, which is in under vacuum of 735 mmHg, I want measure level of the same using DPT , SO WHAT WILL BE THE URV & LRV, DENSITY OF THE TANK FLUID IS 0.95. is there necessary to fill the LP side with fluid.1. Pl. send details about different types Gas Analyser, like Co2, O2, SOX/NOX, etc. with calibration procedure. 2. How to calibrate H2S gas detector in field?Range 8 Kg/cm2, alarm to be set at 2Kg/cm2, at wat pressure reciever switch to be calibrated? justify the ans?how to define range of dp level xmeter in open tankwhats the diff b/w zero pressure and obsolute pressureWhat is the reason for not giving very High Proportional Gain Kp in PID Controller?hi everybody. right now i am working with thermal power plant. our company plant is tripped because of program corrupt. i would like to know is it possible when the plant is running. we are using FREELANCE ABB800F CONTROLLER.

What are the automatic controller MODES?What is Cryogenic?what happen if i install my pressure transmitter below the elevation of pipe in natural gas service. Also support your answerplz... clarify my answer, how to calibrate vaccum (DP)leveltransmitter,it is hart. (digital).DETAILS:(coloumn)closedtank height 2650mm,and tx

range is 0-1500mmH20.square root calculation for dp flow transmitter? give me a explanation with exampleplease anyone suggest me some good intools training institutes with their place and contact nos.What are the reliability data ,like failure rate etc,for bently nevada systems & vibration probes.what is the meaning of wet leg & where is it used?What are the key components of control loop?you are on site,the plant trips,you are approached by operations,what do you do?PLEASE PROVIDE SAMPLES OF CHEVRON SKILL TESTSworking principle of lvdt?what is difference between differial pressure & delta pressure?how to trim the pressure transmitter ?types of cable..? Use of every types of cable..?Q1…friend the question may be like that ,why skin typethermocouple not used in boiler?answer; skin type thermocouple means thermocouple withoutthermo well.and skin type thermocouple used for highaccuracy process requirement.in boiler combustion system temprature is high which maycauses damage of skin type thermocouple because itthermocouple leads directly in contact with burner.

Re: why do 4 mA serves as 0% not 0 mA?Answer

# 1 to know actual zero or dead zero

Q3..on which principle control valve works?Ans.. Spring load force balance