hi i want sov loop cheak from consol to field the operater
given status to sov still no change, but MR room to sov ok
so whats a problem and alreasy cheak all conection ok ?
Answers were Sorted based on User's Feedback
Answer / jai
1,Confirm the function of SOV,if its OK,
2.Measure the vlotage across the SOV..it should be 24 VOlt.
3.If it is not matching with supply voltage measure the
coil resisitence of SOV...resistence should equal to
manufacturere resistence value
Is This Answer Correct ? | 3 Yes | 1 No |
Answer / mudassir
check the fuse in the MR room which is in cabinet.andd the
field to mr continuity
Is This Answer Correct ? | 0 Yes | 0 No |
What is an analog input-output
10 Answers TN, Torrent Pharma,
How can I map a tank? Tank 15m h and 42m dia. we just fixed radar type lit. its reading shows over range. Now its required mapping ?
what is DCS?
Air pressure in a pressure vessel can rise or fall at up to 2.5kpa/s.The pressure is sampled every 0.5 seconds.If range of the the pressure indication is 0 to 1500 kPa, what is the max value of the error due to sampling in % of Span
Tell me about the synchronization panel.
WHAT IS DIFFERANCE BETWEEN INSTRUMENT AND EQUIPMENT
In control valve , Failure position : Close If it is Fail close(FC) during failure of AIR.. what will be the initial/ normal position of control valve is it normally open or close? please some one explain soon..
what are the definitions of input, output, command & signal according to instruments controlled by PLC using DCS System?
How a pH sensor & analyzer work at waste water treatment plant, whats the principle & science is beyond this,How pH sensor sence & convert signal & move toward analyzer & analyzer show reading in percent? also what is temperature compensate option in analyzer
For crude application in floating roof tank, how to calibrate a DP Transmitter? How is the floating roof weight considered?
Calibration of flow transmitter.
how to commission furnace ( water heater)