Major Difference between pnp and npn output

[ram_nits]

i wish to know the major difference between (NPN and PNP) outputs in PLC,SENSORS etc.............

 

[manmeetvirdi]

hi
refer the link below,

http://www.plctalk.net/qanda/showthread.php?t=19281&highlight=pnp+npn
Also its good idea to SEARCH forum before putting up a question ;-)
Also do not REPEAT your question by starting NEW THREAD again and again.

 

[ram_nits]

thank you sorry fro repeated threads, your mail id please