GE IC698CHS009 Redundant Chassis – High-Availability Backplane for PACSystems RX7i DCS

The GE IC698CHS009 is a high-reliability, redundant chassis designed for the GE Fanuc (now Emerson) PACSystems RX7i programmable automation controller platform. Engineered for mission-critical industrial applications, this 10-slot backplane provides full hardware redundancy for both power supplies and central processing units (CPUs), enabling seamless failover with no process interruption—a vital capability in continuous-process industries such as power generation, oil refining, and municipal water treatment.

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Description

The GE IC698CHS009 is a high-reliability, redundant chassis designed for the GE Fanuc (now Emerson) PACSystems RX7i programmable automation controller platform. Engineered for mission-critical industrial applications, this 10-slot backplane provides full hardware redundancy for both power supplies and central processing units (CPUs), enabling seamless failover with no process interruption—a vital capability in continuous-process industries such as power generation, oil refining, and municipal water treatment. The GE IC698CHS009 supports dual IC698CPU315 or IC698CPU320 controllers operating in hot-standby mode, where the secondary CPU mirrors logic execution in real time and assumes control within milliseconds if the primary fails.

As the physical and electrical foundation of a redundant RX7i system, the GE IC698CHS009 features dual isolated backplane segments, independent power input paths, and synchronized clock distribution to maintain deterministic I/O scanning during switchover. It accommodates all standard RX7i I/O modules—including high-speed analog, discrete, and specialty communication cards—while maintaining strict electromagnetic compatibility (EMC) and thermal management standards. Even though newer platforms like PACSystems RX3i and VersaMax have emerged, the GE IC698CHS009 remains widely deployed in legacy infrastructure due to its proven resilience, extensive certification history (including compliance with NERC CIP cybersecurity guidelines), and long lifecycle support from Emerson.

GE IC698CHS009

GE IC698CHS009

Technical Specifications

Parameter Name Parameter Value
Product Model GE IC698CHS009
Manufacturer GE Fanuc / Emerson Automation Solutions
Product Type Redundant Controller Chassis (PACSystems RX7i)
Number of Slots 10 (supports dual CPUs + 8 I/O or communication modules)
Redundancy Support Dual CPU hot-standby, dual redundant power inputs
Backplane Bus Proprietary high-speed parallel bus (RX7i architecture)
Power Supply Compatibility IC698PSD030 or IC698PSA030 (redundant pair required)
Operating Temperature 0°C to +60°C
Storage Temperature -40°C to +85°C
Relative Humidity 5% to 95%, non-condensing
Dimensions (H × W × D) Approx. 279 mm × 381 mm × 229 mm (11″ × 15″ × 9″)
Weight ~8.2 kg (18 lbs)
Certifications CE, UL, CSA, FCC Class A; suitable for industrial control panels

Main Features and Advantages

Seamless hot-standby CPU redundancy: The GE IC698CHS009 enables two RX7i CPUs to operate in perfect synchronization, with state data mirrored every scan cycle. In the event of a CPU, power, or backplane fault, control transfers to the standby unit in under 100 milliseconds—faster than most process transients can develop. This near-instantaneous failover prevents trips in steam turbines, avoids batch spoilage in pharmaceutical reactors, and maintains grid stability in substation automation.

Robust mechanical and electrical design: Built with industrial-grade materials, the GE IC698CHS009 features a heavy-gauge steel enclosure, EMI-shielded backplane traces, and gold-plated connectors to ensure decades of reliable service—even in high-vibration or electrically noisy environments like compressor stations or arc furnace plants. Dual power entry points allow connection to separate UPS sources, eliminating single-point power failures.

Full ecosystem compatibility: The GE IC698CHS009 works natively with all RX7i I/O modules (e.g., IC698MDL740 digital outputs, IC698ALG260 analog inputs) and integrates smoothly with Proficy Machine Edition (PME) programming software. Its configuration is fully documented in the RX7i Redundant Systems Manual, and diagnostics are accessible via Ethernet/IP or serial ports on the CPU—enabling remote health monitoring without site visits.

Long-term support through expert reconditioning: We inspect every GE IC698CHS009 for bent pins, corrosion on power terminals, and capacitor aging. Units undergo full burn-in testing with dual CPUs and live I/O traffic to validate redundancy switchover behavior before shipment—ensuring it performs as expected in your critical application.

Application Field

The GE IC698CHS009 is a cornerstone of high-availability control systems across energy and utilities. In combined-cycle power plants, it runs boiler-turbine-generator coordination logic, where an unexpected controller halt could trigger a costly forced outage. During such events, the redundant architecture of the GE IC698CHS009 ensures uninterrupted turbine speed control and emissions compliance. Similarly, in natural gas pipeline compressor stations, it manages suction/discharge pressure regulation and emergency shutdown sequences—functions that must remain operational even during lightning-induced surges or grid sags.

Municipal water and wastewater facilities rely on the GE IC698CHS009 for lift station control, chlorine dosing, and SCADA integration. A single point of failure here could lead to environmental violations or service disruption for thousands of residents. In mining and metals processing, the GE IC698CHS009 controls smelter feed systems and cooling circuits, operating reliably despite ambient temperatures exceeding 50°C and high levels of conductive dust. Across these diverse sectors, the GE IC698CHS009 delivers the uptime, diagnostic transparency, and regulatory alignment needed to sustain safe, efficient, and compliant operations in the world’s most demanding industrial settings.

GE IC698CHS009

GE IC698CHS009

Related Products

  • GE IC698CPU315: Primary RX7i CPU module—pairs with standby unit inGE IC698CHS009
  • GE IC698CPU320: Enhanced-performance CPU with larger memory—compatible withGE IC698CHS009
  • GE IC698PSD030: 300W redundant DC power supply—required forGE IC698CHS009 operation
  • GE IC698PSA030: 300W redundant AC power supply—alternative to PSD030 for AC-fed systems
  • GE IC698RMX010: Redundant media interface for fiber-optic CPU synchronization inGE IC698CHS009
  • GE IC698CPE010: Ethernet co-processor module—enhances network performance inGE IC698CHS009
  • PACSystems RX7i I/O Modules (e.g., IC698MDL750): Digital/analog I/O cards that plug directly intoGE IC698CHS009
  • Proficy Machine Edition (PME): Official programming software for configuring redundantGE IC698CHS009 systems