Explain PID controller tuning & any one method used for it.1 6076
Explain Three way boiler.2 5310
Explain any simple temperature control system.3 5938
how to derive kg/cm2 to mmwc? complete derivation.11 32777
for commissioning the DPT and Flow Transmitter , what kind of necessary activities we have to check and do? specially that orifice flange valve[ isolation valve}1 6744
a flow transmitter [range-0-400mbar] connected in process line. please explain me how to calibrate the flow transmitter , & how to do static error1350
In E&I diagram what is the meaning of rectangular box and circular box3 7242
In RTU Panel we are having several Analogue & Digital Inputs /Outputs. We are recently facing some problems over Analog inputs , which are not updating properly (But Digital Input are updating normally) Can any one tell me from where the problem is creating , we have checked PLC CPU card, Analog Input card & we reconfigured ,But still the issue is there. Issue : 1. Sometimes Analog values are updating & sometimes not. 2. Analog values are not updating normally , showing some wrong Values 3. Total dead (0 value) Analog values are Level & flow measurement from the field instruments. (But in field the instruments are working normally & Displaying the values normally in local display unit) This problem we are facing in our Water Plant. If any one experienced this same problem or having any ideas related to our issue PLS send your valuable Answers/Replies...6 5252
how to replace the smart transmitter software1 2272
Why the Air Tank Accumulators required for the single acting actuators SDV's or BDV's as I see in some Schematic diagrams of ROTORK ??2 7321
How to control flow variations in magnetic flow maters..... When i will provide proper earthing?1264
For a diafhram 1.5 d =kn(p-p0) D4 Where d in deflection in inch k=constant n=no of capdule (P-P0)=Applied pressure in psi D In active dia at capsule. -1.5 d=k to p d being constant -1.51433
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