keval vakani


{ City } surat
< Country > india
* Profession *
User No # 37559
Total Questions Posted # 5
Total Answers Posted # 1

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Total Views for My Questions # 221284

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Questions / { keval vakani }
Questions Answers Category Views Company eMail

HELLO FRIENDS plz tell me which are the PROTOCOLS we are using in PLC

 3 Instrumentation 7822

HOW WE ARE DECIDING WHILE PROGRAMMING IN PID CONTROLLER THAT WE ARE USING HEATING OR COOLING???????

Eskom,

1 Instrumentation 3684

if the t/c o/p is 4-20mv then how plc recognize it because we are dealing with the 4-20ma in the plc ????????????????

 7 Instrumentation 9129

what is the diffrence between mmwc and kg/cm2 for pressure measurment when we are using mmwc and when kg/cm2 and why????? ?? what is the reason

Ecoboard, Jindal, Sepco,

19 Instrumentation 195243

plz give me the logic for how a pushbuttoon can be worked as atoggle switch i m working with allenbradely/micrologix1200/rslogix500

 3 Instrumentation 5406



Answers / { keval vakani }

Question { 9044 }

what is the difference between hub and switch?


Answer

hub is used in physical layer while switch are used in data
link layer.

Is This Answer Correct ?    2 Yes 2 No