Answer Posted / jaibhavani sivaji
now a days both the DCS and PLCs have similar
functionalities, the main difference is in the case of HMI
systems, here in DCS a third party HMI system can be
configured according to the requirement of the end user,
wereas that is not possible in the case of an PLC.
otherwise all the functionalities are same .
Is This Answer Correct ? | 8 Yes | 12 No |
Post New Answer View All Answers
What are de-saturators?
How to Calibrate Flow Switch in field
1.what is the power consumption of three element drum level control in sugar industries? 2.how to reduce that?
Conversions
How works weighfeeders in cement industry? what is the working principle?
A DP transmitter is used to measure the level of an open tank. The drain line of the tank is connected to a control valve, and is configured as, if the level of the tank is 90% the valve should get open 10%. And if the tank level is 10%, the valve should get open 90%. Draw wiring diagram and explain how to configure DP transmitter and control valve using HART communicator. If the span error at output is 1%, what will be the %opening of the control valve at 60% level of the tank?
Specify ideal accuracy of flow element like orifice plate, Ventury, Annubar. Ultrasonic flow meter etc.
when the instrument tapping on pipe line is located below and transmitter is located above the tapping point for liquid service transmitter, what should we do, is there any additional drain valve is required??
How to calibrate smoke Dectector
what is controlling card in dcs? how u measure dcs memory?what is bus in dcs?how u know dcs speed n ehternet speed?
why we us isolation barrier in hazardous area how it works to protect the area and please clarify its current flow.
you are on site,the plant trips,you are approached by operations,what do you do?
on interface level transmitter model(RTG3302-EMERSON) What is threshold valve how can we select correct threshold value T1,T2,T3,T4 When interface water & hydro carbon
how to calculate orifice sizing? and tell me if pipe size bet 50mm t0 200mm then we can use pipe flange??? and above 250mm pipe size should i use D & D/2 Flange? is it right or wrong?
please someone tell me what is function of vibration sencer and how many types and how to control viberation.please. my id is jimmykhan077@gmail.com