Diagraph Corp 1902-331 Head Logic Control Board

Diagraph Corp 1902-331 Head Logic Control Board is a head logic control circuit board manufactured by Diagraph Corp. It is identified by the model numbers 1902-331 and 1901-298, serving as the control module for the head’s logic functions in compatible Diagraph equipment. This board encapsulates the electronics that govern sequencing, input/output coordination, and decision logic within the head assembly of systems that specify these part numbers. Designed as a replacement-style circuit board, it is used in devices that call for the 1902-331 head logic control board (also cross-referenced as 1901-298). For buyers, the dual identifiers help confirm compatibility with Diagraph machines configured to accept head logic control boards under these model numbers. Having the correct model numbers ensures you source the proper control board for the targeted head logic system, reducing downtime and mis-match risk.