GE IC697 Modules | IC697PWR710N Power Supply

Technical Dossier

Product Details And Specifications

GE IC697 Series: Comprehensive Module Range and Technical Overview

The GE IC697 series — the hardware backbone of the GE Series 90-70 Programmable Logic Controller platform — represents one of the most widely deployed large-frame PLC architectures in global heavy industry. Installed across petrochemical complexes, nuclear power stations, offshore platforms, pulp and paper mills, and continuous-process refineries, the Series 90-70 platform established a benchmark for rack-based, high-density I/O control that remained in active production specification for over three decades. The IC697 designation covers the full hardware layer: CPU processors, analog and discrete I/O modules, communication adapters, power supply units, and specialty function modules — all operating on a common VME-derived backplane bus. Facilities running IC697 infrastructure represent a significant installed base that continues to require certified replacement parts, long-lead procurement support, and lifecycle extension services.

The Evolution of IC697 Architecture

The Series 90-70 platform was introduced by GE Fanuc Automation in the late 1980s as a successor to the Series Six PLC family. The IC697 hardware generation was designed around a 32-bit VMEbus-compatible backplane, enabling high-throughput data exchange between CPU and I/O modules at scan rates competitive with contemporary minicomputer systems. Early CPU modules such as the IC697CPU731 and IC697CPU771 operated on the original Series 90-70 firmware architecture, supporting ladder logic and structured text via the Logicmaster 90-70 programming environment.

Through the 1990s, GE Fanuc expanded the platform with enhanced CPUs — the IC697CPU781 and IC697CPU782 — introducing floating-point math coprocessors and expanded program memory. Communication capabilities were extended through dedicated adapters supporting Genius Bus, Ethernet TCP/IP, Profibus-DP, and DeviceNet, enabling IC697 systems to integrate into emerging fieldbus architectures without full platform replacement. The power supply range was simultaneously expanded to address varying facility power infrastructure: 120/240VAC units, 24VDC input variants, and redundant supply configurations were all catalogued under the IC697PWR prefix.

By the mid-2000s, GE Fanuc (later GE Intelligent Platforms, subsequently Emerson Automation Solutions following the 2019 acquisition) formally transitioned the Series 90-70 to a mature/end-of-life product lifecycle designation. Active manufacturing of select modules ceased, though the platform remained supported under extended service agreements. The current recommended migration path leads to the PACSystems RX7i platform, which maintains physical and logical compatibility with IC697 rack hardware, allowing incremental CPU upgrades without full I/O replacement — a critical consideration for facilities managing capital expenditure constraints.

IC697 Full Catalog & Functionalities (SKU List)

Power Supply Modules

• IC697PWR710N: 120/240VAC input, 90W output power supply for Series 90-70 rack
• IC697PWR711: 120/240VAC input, 90W power supply, standard configuration
• IC697PWR724: 24VDC input power supply, 90W, for DC-powered panel installations
• IC697PWR748: High-capacity 125VDC input power supply for substation environments

CPU Processor Modules

• IC697CPU731: Series 90-70 CPU, 12K word program memory, standard scan
• IC697CPU771: Enhanced CPU, 32K word memory, floating-point support
• IC697CPU781: High-performance CPU, 240K word memory, coprocessor-ready
• IC697CPU782: Dual-slot CPU, 512K word memory, advanced math coprocessor
• IC697CPU788: High-capacity CPU, 1MB program store, Ethernet-ready
• IC697CPU789: Top-tier Series 90-70 CPU, 2MB memory, multi-tasking kernel

Discrete I/O Modules

• IC697MDL340: 32-point 24VDC discrete input module, source type
• IC697MDL341: 32-point 24VDC discrete input module, sink type
• IC697MDL653: 32-point 24VDC discrete output module, 0.5A per point
• IC697MDL654: 32-point relay output module, Form C contacts

Analog I/O Modules

• IC697ALG230: 16-channel analog input module, 4–20mA / 0–10V configurable
• IC697ALG320: 8-channel analog output module, 4–20mA / ±10V configurable
• IC697ALG440: High-density 16-channel analog input, 16-bit resolution

Communication & Network Adapters

• IC697CMM711: Genius Bus Controller, supports up to 32 Genius devices per bus
• IC697CMM742: Ethernet TCP/IP communications module, 10BaseT
• IC697BEM731: Remote I/O Bus Transmitter for Series 90-70 expansion racks

Sourcing Hard-to-Find & Obsolete IC697 Parts

The IC697 series entered formal end-of-life status progressively between 2008 and 2016, with GE Intelligent Platforms issuing last-time-buy notifications for specific module families. As a result, procurement of replacement units through original distribution channels is no longer reliable for the majority of the catalog. DriveKNMS maintains a dedicated inventory program for IC697 lifecycle support, sourcing units through certified secondary market channels, decommissioned plant asset recovery, and long-term storage stock.

All IC697 units offered by DriveKNMS are subject to provenance verification prior to listing. Units sourced from decommissioned facilities undergo full functional screening before being made available. For customers requiring specific firmware revisions — particularly relevant for CPU modules where firmware version must match the Logicmaster or Proficy Machine Edition project file — DriveKNMS can advise on version compatibility and, where possible, source units matching the required revision level.

Emergency procurement timelines for IC697 modules are typically 3–10 business days for stocked units, with extended lead times of 4–8 weeks for low-frequency SKUs sourced on request. Customers operating facilities with active IC697 installations are advised to establish a standing spare parts agreement to mitigate unplanned downtime risk.

Quality Control for the IC697 Range

IC697 modules present specific test challenges due to the VMEbus backplane architecture and the age profile of available inventory. DriveKNMS applies a structured test protocol to all IC697 units prior to dispatch:

• Backplane bus integrity test: Each module is seated in a reference Series 90-70 rack and bus communication is verified at the hardware level using a dedicated test CPU. Modules that fail to enumerate on the backplane are rejected.
• Power supply load testing: IC697PWR-series units including the IC697PWR710N are tested under full rated load (90W) for a minimum 2-hour burn-in period. Output voltage rails (5VDC, ±12VDC) are measured at 10-minute intervals and logged.
• I/O channel verification: All discrete and analog I/O modules are tested point-by-point. Analog modules are calibrated against a traceable reference standard; channel-to-channel isolation is verified.
• CPU memory and firmware check: CPU modules are powered, firmware version is read and recorded, and a full memory diagnostic cycle is executed. Battery-backed SRAM is tested for retention.
• Visual and mechanical inspection: Connector pins, faceplate labels, and PCB condition are inspected. Modules with damaged connectors or illegible labeling are not dispatched.

Test records are retained per unit serial number and are available to customers on request.

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