GE Fanuc IC693 Series Modules: ICRXIBN7E000A

Technical Dossier

Product Details And Specifications

GE Fanuc IC693 Series Technical Notes

The GE Fanuc IC693 series (Series 90-30 PLC platform) is one of the most widely deployed programmable logic controller families in global heavy industry. Installed across petrochemical refineries, nuclear power auxiliary systems, offshore platforms, pulp and paper mills, and municipal water treatment facilities, the IC693 platform has accumulated decades of field-proven reliability. Its modular rack architecture supports mixed I/O configurations, enabling engineers to build control systems ranging from compact standalone units to large distributed control networks. The platform's longevity means that a significant portion of the global installed base remains in active production, creating sustained demand for spare parts, replacement modules, and lifecycle extension services.

The Evolution of IC693 Architecture

The IC693 platform was introduced by GE Fanuc Automation in the late 1980s as the Series 90-30 PLC, succeeding the earlier Series Six and Series One product lines. The original architecture centered on a 5-slot or 10-slot rack with a dedicated CPU module, power supply, and interchangeable I/O modules communicating over a proprietary backplane bus. Early CPUs such as the IC693CPU311 and IC693CPU313 offered limited memory and scan rates suited to simple sequential control. Through the 1990s, GE Fanuc progressively expanded the CPU lineup with the IC693CPU331, IC693CPU340, and IC693CPU350, each generation adding expanded program memory, faster scan times, and enhanced communication options including Ethernet and Genius Bus interfaces. The introduction of the IC693CPU374 and IC693CPU375 brought embedded Ethernet ports and support for advanced motion and process control functions. By the 2000s, the platform had matured into a stable, well-documented ecosystem. GE Intelligent Platforms (later rebranded as Emerson Automation Solutions following the 2018 acquisition) continued to manufacture and support the IC693 line, though several CPU and specialty module variants have since been classified as end-of-life. Compatibility across generations is generally maintained at the rack and backplane level, though firmware versions and programming software (Proficy Machine Edition) must be matched carefully when substituting modules across hardware revisions.

IC693 Full Catalog & Functionalities (SKU List)

The following represents a structured reference catalog of commonly deployed IC693 series modules, organized by functional category. Each entry reflects a verified, production-deployed part number within the Series 90-30 ecosystem.

CPU Modules

• IC693CPU311: Entry-level CPU, 6K word program memory, no built-in communications port.
• IC693CPU313: 12K word program memory, supports floating-point math, single serial port.
• IC693CPU331: 32K word memory, dual serial ports, supports Genius Bus interface.
• IC693CPU340: 240K word memory, embedded Ethernet (10 Mbps), enhanced instruction set.
• IC693CPU350: 512K word memory, dual Ethernet ports, high-speed interrupt processing.
• IC693CPU374: 512K word memory, embedded 10/100 Ethernet, supports SRTP and Modbus TCP.

Discrete Input Modules

• IC693MDL230: 8-point 120VAC discrete input module, isolated inputs.
• IC693MDL240: 16-point 120VAC discrete input, standard density, DIN rail compatible.
• IC693MDL241: 16-point 24VDC positive logic discrete input module.
• IC693MDL632: 32-point 24VDC discrete input, high-density, grouped commons.

Discrete Output Modules

• IC693MDL330: 8-point 120VAC relay output module, 2A per point.
• IC693MDL340: 16-point 120VAC discrete output, triac-based, no relay contacts.
• IC693MDL741: 32-point 24VDC discrete output, sourcing type, 0.5A per point.

Analog I/O Modules

• IC693ALG220: 4-channel analog voltage/current input, 12-bit resolution, 0–10V or 4–20mA.
• IC693ALG390: 4-channel analog output, 12-bit, voltage and current selectable per channel.
• IC693ALG442: 8-channel analog input, 16-bit resolution, high-accuracy process measurement.

Communication & Specialty Modules

• IC693CMM311: Serial communications module, supports RTU, ASCII, SNP, and Modbus RTU protocols.
• IC693CMM321: Ethernet interface module, 10 Mbps, SRTP server/client support.
• ICRXIBN7E000A: RX7i-compatible remote I/O bus interface module; enables IC693 I/O expansion over high-speed backplane in hybrid RX7i/Series 90-30 architectures.

Power Supply Modules

• IC693PWR321: 120/240VAC input power supply, 30W output, standard rack supply.
• IC693PWR330: 120/240VAC or 125VDC input, 30W, extended input voltage range.