You have to check first how much the IO points or tags should your DCS handle?
How many cards do u require for DI, DO, AI and AO. may be there are some relay outputs so these have to be considered too.
Then you will send all these details to vendor who will give you his own specifications of DCS. For Example, CPU, cards, power consumption, cabinet style and their installation etc.
The document contains basic description of the DCS system hardware, software and some main function, not a complete DCS specification... I have to review the same.. can you help me
Has the vendor been issued with an I/O list and a drawing showing the overall system high-level architecture?
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"Did you get my e-mail?" - "The biggest problem in communication is the illusion that it has taken place" - George Bernard Shaw, 1856
Well, for a fuller proposal and as a basis for evaluation, send the vendor the above documents!
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"Did you get my e-mail?" - "The biggest problem in communication is the illusion that it has taken place" - George Bernard Shaw, 1856
This document is only really needed to begin the programming. The original poster is currently upstream from that point.
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"Did you get my e-mail?" - "The biggest problem in communication is the illusion that it has taken place" - George Bernard Shaw, 1856