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it ensures safe turbine operation
Use with Module Termination Unit: TU811
It consolidates multiple legacy communication functions into a single
Water treatment plants integrating mixed-protocol devices into unified monitoring systems
A3: Common applications include HVDC systems
Yokogawa ALR121-S50 S1 Serial Communication Module ControlEdge 900 it ensures safe turbine operationTechnical Overview The ALR121 S50 S1 is a serial communication interface module for Yokogawa CENTUM VP and ProSafe RS systems. It enables deterministic data exchange between the DCS and external subsystems such as PLCs, MCCs, VFDs, and analytical instruments that communicate via serial protocols. Supporting RS 422 and RS 485, the module allows reliable integration of multi drop serial networks into the Yokogawa control architecture, extending
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