Industrial C1900 0423 0423B Control Board Module

ABB C1900/0423/0423B control board module is the primary PCB used as the control board in ABB's C1900 Circular Chart Recorder/Controller family. This transformer-equipped PC board carries screw-terminal connections and is designed for installation in C1900 assemblies where PID-style process control and a configurable input/output interface are required. The part is listed as discontinued by the manufacturer, reflecting its status in ABB's historical C1900 lineup. As a member of the C1900 series, it supports PID control and can be configured with the standard C1900 I/O architecture, typically described as five plus one standard input/output module. The unit's weight is approximately 1.28 pounds, and it is described in vendor catalogs as a PC board, control board, transformer-containing module with screw terminals, intended for ABB circular chart recorder/controller systems.