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Ŀ̼ ʵ ʹ Դϱ ? ( Foundation Fieldbus )
2007.01.20 2412
.
͵ -Ŀ Ͽ ǰų Ǵ -Ŀ ̽ ǰ Ǿ
ʵ Ʈũ ϱ Ͽ ȴ.

ִ 4 /Ǵ Ȱ Ŀ÷ ʵ Ʈũ  ΰ ̽ ̿ Ǿ ִ.

͸ ϸ Ʈũ ̽ Ÿ ִ 9500
( 31,168 , Ȥ 5.9 ) ִ.

ʹ IEC/ISA ǥ, 22.2.2   ʵ Ŀ̼ ø̼
̵  FD043  Revision 2.0  ( ) AG-140 Revision 1.0 ( 31.25 kbit/s ἱ
ġ ) Ǿ ִ.  

 ȸ ʵ ͵ ϰ ִ.

ٸ ̽μ ͵  Ȯ ø̼ǿ ٸ
ø̼Ǻ ۿ Ѵ.

׵ ϴ ǰ ü Ͽ ȸ翡 غ°
̴ֻ.

͵ -̸ ׸ װ͵ ʵ ̼κ
ʾ ָ϶.
ʵ Ŀ̼ ̽ ȣ ȣȯ ϰ ȣƮ ɵ
ϸ, FFκ ǰ Ѵ.  

ø̼ǿ ־ ͵ ʿ ʴ ֳϸ ͸ ϱ
̴.

ϳ ʵ ( FISCO, Fieldbus Instrinsic Safety Concept )̴

FISCO ǥ ƴϳ   ̸
ڵ  翡 ġѴٰ ϴ ǰ ϰ ִ.

󿡼 ̽ ڸ ų ִ ٸ
庮 ( IS Barrier ) Ͽ (10A) Ȩ ϴ ̴.
 
翡 Ȩ  б⼱ ϳ Ͽ¡ յǸ б
3-4 ̽ ϴ 踮 ִ. ̽
׸Ʈ ϳ IS б⼱ ϰ 踮 Ͽ ִ.

̷ ɼ Ѱ Ȩ ̺ - ( Homerun Cable Band Width ) ̸
׸Ʈ Ѱ迡 ִ° ƴϴ.
.
.




 
 
 
 
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