Huadian Technology ›› 2017, Vol. 39 ›› Issue (4): 44-45.

Previous Articles     Next Articles

Analysis of 4~20mA redundant current output in DCS

  

  1. Nanjing Guodian Nanzi Valmet Automation Company Limited, Nanjing 210032, China
  • Online:2017-04-25 Published:2017-05-23

Abstract:

Introduces the distributed control system (DCS) 4~20mA current output circuit principle, on the basis of the introduced three kinds of the realization of 4~20mA current redundant output method, according to their respective advantages and disadvantages are analyzed.

Key words: