what is the difference between RS 232,RS 485,RS 422, how
they different from each other
Answer Posted / binu
Mr.Gyani,
There is no protocol changer for RS232/485. RS 485 is used
for longer distances, higher speeds and more noise immunity
than RS232. RS485 will also support 32 other statio i nthe
same line.
RS485 can be used for distance up to 1.5KMS without any
effetc in speed whereas RS232 is used only up to 45 ft.
Is This Answer Correct ? | 32 Yes | 9 No |
Post New Answer View All Answers
WHAT IS THE DIFF. BETWEEN SKIN TEMPERATURE AND PASSES TEMPERATURE..?
What is hp & mp seperator .& what is its working principle ?
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?
Please tell me details about Sox,Nox,SWAS analyser????
which processor is used in dcs.
WHY THE DEGREE OF VALVE PLUG AND VALVE SEAT IS SLIGTLY DIFFERENT I CONTROL VALVE TRIM DESIGN
the 3 most common transmitter protocol being in refinery or qatar gas and aramco.
What is the use of temprature compensation?
what is the difference between profibus and controlnet networking.
how to relay switch sense the fault?
What is instrumentation instrumentation engineering?
any questions on motor and energy conversions machines?
hiii.... can any one provide me previous years question paper of hindustan petroleum for instrumentation engineering???
How can you add value to this Industry if offered the job?
What is stripper & spilitter ? Diffrence in this.?