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design [2016/04/12 19:42]
24.229.224.101
design [2016/04/14 02:39] (current)
frozenlock
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 ====== Design ====== ====== Design ======
-A poor Sequence of Controls ​can completely neuter the best equipment selection, layout, and painstaking coordination. ​ On the other side of things, a great Sequence can sometimes mask design deficiencies. ​ Along with specifications and control diagrams, the [[Sequence of Controls]] is where the rubber meets the road, so to speak in an HVAC design. ​ It is through a Sequence that all of the required and desired functionality is conveyed to the BAS contractor. ​ This includes different modes of operation (think heating versus cooling), allowable operator overrides, alarms, etc.  It can be a time-consuming process to write a robust Sequence that delivers the strikes the right balance between useful functionality & frivolous modes, actionable notifications & nuisance alarms, robust operation & susceptibility to getting caught in logic loops.+ 
 +===== Control Sequences ===== 
 + 
 +A poor control sequence ​can completely neuter the best equipment selection, layout, and painstaking coordination. ​ On the other side of things, a great Sequence can sometimes mask design deficiencies. ​ Along with specifications and control diagrams, the [[.:​design:​control-sequences|control sequences]] is where the rubber meets the road, so to speak in an HVAC design. ​ It is through a Sequence that all of the required and desired functionality is conveyed to the BAS contractor. ​ This includes different modes of operation (think heating versus cooling), allowable operator overrides, alarms, etc.  It can be a time-consuming process to write a robust Sequence that delivers the strikes the right balance between useful functionality & frivolous modes, actionable notifications & nuisance alarms, robust operation & susceptibility to getting caught in logic loops. 
 + 
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