Answer Posted / raja
yes but redundancy is provided for PLC . the PLC nearest to
the failure region will take control over the failed one .
in some cases central room is also used to take control
Is This Answer Correct ? | 3 Yes | 0 No |
Post New Answer View All Answers
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 do bending tubing provide better measurement than using tubing fittings such as elbows?
What is the difference between mmwc and mmwg?
How we can check the 2 wire proxy switch? & how it is connected to DI MODULE OF PLC?
what is the protection system in solar turbine compressor
What is instrumentation control?
what diffrence b/w plc s7200,300,400
What is the use of single seated valve?
how many types of viberation transmitter and how to calibrate and where use of vibration transmitter
I WANT SECURITY PAPER MILL, HOSHANGABAD TEST PAPER.KINDLY SEND TO MY MAIL ID
Can anybody please let me know Orifice plate sizing calculation formula and step by step procedure
Regarding , there is an air cooler which control the fans(50% of AV FANS) by temperature in outlet , and the louver of Air cooler is controlled by HIC from control system , So if on Air cooler we will consider 2 individual I/P converter or positioner?
sir, i preparing hpcl,ongc,barc,hal exams(instrumentation engg)pls send a placement papers
Why the ammonia and Nitric Acid level indicators is with millimeter ? and What is the conversion form millimeters that level indicator indicate to weight ?
PLEASE PROVIDE SAMPLES OF CHEVRON SKILL TESTS