IC693363-CJ GE Series 90-30 CPU Module

Description

Product Model: IC693363-CJ
Product Brand: GE (General Electric / GE Fanuc)
Product Series: Series 90-30 PLC family
Product Features:
• High-performance PLC CPU with 25 MHz 80386EX processor for stable logic execution.
• Up to 2048 discrete inputs and outputs, with extensive memory for complex automation programs.
• Three serial ports supporting SNP/SNPX and RTU communications for flexible networking.
• Compatible with Series 90-30 baseplates and expansion racks up to eight stations.

Technical Specifications Table

Technical Features & Benefits

The IC693363-CJ leverages an 80386EX microprocessor running at 25 MHz, which continues to deliver strong performance for control workloads in the Series 90-30 environment. This design achieves a typical logic scan rate of approximately 0.22 milliseconds per 1 K of Boolean logic, which remains competitive within its class — especially in systems where deterministic timing and predictable cycles are critical.

Memory architecture on this CPU is robust for its generation. With 240 KB of user memory, the module supports substantial programs and data storage, including registers and arrays for complex automation strategies. This memory is partitioned across configurable regions such as register memory (%R), analog memory (%AI/%AQ), and others, giving engineers the flexibility to design large logic sets without resorting to external storage add-ons.

For communications, most IC693363-CJ revisions include three serial ports: the first supports SNP/SNPX slave communications; the other two can handle master/slave and RTU slave protocols. This multi-port architecture allows field devices, programming computers, HMIs, and protocol converters to coexist on a network without intermediate gateways. Expansion modules for Ethernet, Profibus, GBC, GCM, and related industrial network standards further expand connectivity if the system demands advanced topology.

From a hardware reliability standpoint, the CPU’s operating ambient range of 0 – 60 °C aligns with typical industrial environmental standards. While not designed for extreme temperatures, this range suffices for clean control rooms and moderate industrial environments. Battery-backed real-time clock support improves uptime and preserves time-dependent functions — an often overlooked but important feature for long-running automated processes.

The modular nature of the Series 90-30 — with the IC693363-CJ at its core — means technicians can remove, replace, or upgrade CPUs during maintenance windows without full system redesign. For facilities with long equipment lifecycles (20+ years), this modularity reduces lifecycle costs and avoids wholesale platform migrations.