Yokogawa ALR121-S51 Serial Communication Modules (for FIO). 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.
Yokogawa ALR111 / ALR121 Serial Communication Modules
Yokogawa ALR111 / ALR121 Serial Communication Modules model
