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6/7/2009 7:53 AM | |
Joined: 5/28/2008 Last visit: 9/21/2024 Posts: 4515 Rating: (839) |
Hello, Sydney's ideais correct. using Namur is a great idea. Here's attached a data sheet which may guide you for understanding it. I am sure. AttachmentSignalbaugruppen_EN_en-US.pdf (73 Downloads) |
Ayman Elotaify |
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9/21/2009 3:08 PM | |
Joined: 8/31/2007 Last visit: 5/6/2024 Posts: 6 Rating: (0) |
hi Ayman Elotaifyneed to know that the signal is valid or not, because of risk in plant,any way I tell you what to do. Normaly for each 4 digital input consider 1 fuse.andpower of fuse (that supply these)goes to 1 digital input else. so when the 4 main digital inputis valid that the digital input related to fuse is correct. it was typical,you can consider 1 for 2 digital input or .... |
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