Yokogawa ALR121-S51 Serial Communication Module
STANDARD SPECIFICATIONS
Yokogawa ALR121-S51 Serial Communication Module
This document describes about Models ALR111 and ALR121 Serial Communication Modules (for FIO) that a field control station (FCS) uses to perform serial communication with subsystems such as FA-M3. These serial communication modules can be mounted on field control units (AFV30, AFV40, AFV10, and AFF50), ESB bus node unit (ANB10), optical ESB bus node unit (ANB11), and ER bus node unit (ANR10).
Yokogawa ALR121-S51 Serial Communication Module
ALR111 Serial Communication Module (RS-232C, 2 port)
ALR111-S50 ALR111-S51 ALR111-SE0 ALR111-SE1
ALR121 Serial Communication Module (RS-422/RS-485, 2 port)
ALR121-S50 ALR121-S51 ALR121-SE0 ALR121-SE1
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