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Question
what is the difference between Digital output DO signals /Commands for  
start/stop  and Solenoid valves ??
 Question Submitted By :: Goldengineer14
I also faced this Question!!     Rank Answer Posted By  
 
  Re: what is the difference between Digital output DO signals /Commands for start/stop and Solenoid valves ??
Answer
# 1
DIGITAL OUTPUTS SIGMALS MEANS NO OR NC CONTACTS & DO COMMANDS
MEANS CONTACT CHANGE OVER ALONG WITH VOLTAGE 24 V DC 0R 230 V
AC
 
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