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BESTLogicPlus programmable logic provides the user with a highly flexible and easy to use visual method of configuring a protection and control system in the BE1-11 family of products. It comes standard with each BE1-11 family relay.
Each of the protection and control functions in the BE1-11 is implemented as an independent function block that is equivalent to its single function, discrete device counterpart. Each independent function block has all the inputs and outputs that the discrete component counterpart might have. Programming BESTLogicPlus is equivalent to choosing the functional devices required by your protection and control scheme and drawing schematic diagrams to connect the inputs and outputs to obtain the desired operational logic.
The BE1-11 relay can store, as user settings, one user programmable, custom logic scheme. To save time, several preprogrammed logic schemes also are provided. Any of the preprogrammed schemes may be copied into the logic settings without making any additional BESTLogicPlus settings.
BESTLogicPlus provides the protection engineer with a user-friendly means to set up this powerful multifunction system with the same freedom once enjoyed with single function, discrete devices. It is no longer necessary to compromise your standard protection and operating practices to deal with the limitations in programmability of other multifunction devices. BESTLogicPlus includes these advanced logic features: edge triggers, XOR gates, logic timers, counters, and latches.
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