what is the difference between RS 232,RS 485,RS 422, how
they different from each other
Answer Posted / gyani
mr.binu
if answer is so,why we need a protocal changer from RS232 to
RS 485? ethernet is used for 100 mtr.to 1 km.for more than
one km we use optical fibre cable,in this case also we need
protocall changer to convert the signal.please clear it.
| Is This Answer Correct ? | 14 Yes | 11 No |
Post New Answer View All Answers
How would you choose differential range?
What is instrumentation technologists and mechanics?
What are primary elements of measuring pressure? Which type of pressure can be measured by these elements?
How to calibrate smoke Dectector
how to check earthing,what is minum ohms for proper earthing
If we increase only P what will be controller action ?
what is the reset offset and control system in instrumentation
What is instrumentation measurement?
what is different between 2,3&4 wire rtd and how much maximum distance using plc to field.
hye SAM acn u send your e mail id, so that i can solve my query through e mail?
What is exact difference between the panel earthing and system earthing in DCS system. What is the value of resistence.
Explain the combusion chamber
What is the Working principle of Dozing valve?
what is the field bus calble ? what are diffrences in orang colur cable and black coular calble ?
in natural gas indirect water bath heater,how to prevent the problem of backfire from firetube during ignition...becoz of this backfire performance of wbh is going low.