IC695CRU320 Emerson PACSystems RX3i Redundancy Processor

Product Overview

The GE Fanuc / Emerson Automation IC695CRU320 is an advanced PACSystems RX3i Redundancy Processor engineered for mission-critical industrial control environments. Belonging to the renowned RX3i PacSystem series, this CPU module serves as the core intelligence in high-availability, hot-standby automation architectures. It minimizes system downtime by ensuring seamless control transfer between primary and secondary controller racks. Powered by a Celeron M microprocessor operating at 1.0 GHz, the unit delivers high-speed deterministic execution. It supports extensive user memory, robust diagnostic capabilities, and efficient backplane communication via a dedicated PCI slot, making it an optimal solution for large-scale industrial automation applications.

Technical Specifications

MECE Functional Classification

• Core Processing Architecture
  • Built with a Celeron M processor running at a clock speed of 1.0 Gigahertz.
  • Features 64 Megabytes of battery-backed RAM and 64 Megabytes of non-volatile flash user memory.
  • Supports up to 512 configurable program blocks with a maximum block size of 128 kilobytes.
• Redundancy and Switchover Performance
  • Operates in primary and secondary hot-standby configurations to maximize system availability.
  • Achieves a switchover time ranging from a minimum of 3.133 msec up to a maximum of 1 logic scan.
  • Supports up to two IC695RMX128/228 synchronization links for high-speed data mirroring up to 2 Megabytes.
• Communication and Connectivity
  • Equipped with 2 serial communication ports supporting RS232 and RS485 standards.
  • Integrates with rack-based Ethernet communication modules for plant-wide networking.
  • Utilizes PCI version 2.2 or higher backplane architecture for rapid data sharing.
• Environmental and Physical Compliance
  • Operates reliably within an ambient temperature range of 0 to 60 degrees Celsius.
  • Requires power inputs of 1 Amp at 3.3 Volts DC and 1.2 Amps at 5 Volts DC.
  • Occupies Two (2) slots on the RX3i PacSystem backplane.

Installation and Compatibility Guidelines

• Backplane Integration
  • Mount the IC695CRU320 module directly into the designated PCI slot on the RX3i PacSystem backplane.
  • Ensure power supplies deliver stable voltages matching the exact draw specifications.
• Legacy Support
  • The IC695CRU320 supports legacy Series 90-30 I/O modules to facilitate seamless, phased system migration.
• Programming Environment
  • Configure and program the controller using ladder logic, structured text (C), and function block diagram languages.

Commissioning, Maintenance, and Diagnostics

• Diagnostic Capabilities
  • The IC695CRU320 continuously monitors rack health and flags internal anomalies to trigger automated failovers.
• Maintenance and Batteries
  • Utilizes the IC695ACC302 Lithium Smart Battery or IC693ACC302 Series 90-30 Auxiliary Battery Module for RAM retention.
  • Flash memory provides an endurance rating of at least 100,000 write/erase cycles.

Global PLC Spare HUB Insight

Global PLC Spare HUB Review: Implementing hot-standby redundancy with the IC695CRU320 eliminates single points of failure in continuous process industries. Engineers must verify that fiber-optic redundancy link modules match the firmware revision of the primary CPU to prevent synchronization lag during high-load execution cycles.

Shipping, Warranty, and Compliance

• Shipping Logistics
  • Fast global delivery fulfilled via FedEx, UPS, and DHL.
  • Orders dispatch within 24-48 hours from confirmation.
• Warranty Terms
  • Backed by a comprehensive 12-month warranty covering operational integrity.
• Packaging List
  • One unit of IC695CRU320 CPU module.
  • Standard protective industrial packaging and technical compliance documentation.

Typical Application Scenarios

• Large-scale continuous process manufacturing plants.
• Oil and gas pipeline monitoring stations.
• Power generation turbine control systems.
• Water and wastewater treatment automation.

Frequently Asked Questions

• What causes an unexpected manual switchover failure on the IC695CRU320?

  Switchover failures usually stem from fiber-optic link misalignment, mismatched firmware versions between redundant racks, or unacknowledged hardware faults on the secondary rack.

• Can the IC695CRU320 integrate directly with older Series 90-30 backplanes?

  No, the module requires an RX3i PacSystem PCI backplane, though it supports legacy Series 90-30 I/O modules via expansion racks or compatible bus interfaces.

• How should engineers handle battery replacement for the IC695CRU320?

  Replace the IC695ACC302 battery while the rack is powered on to maintain volatile RAM contents, or ensure the program is saved to non-volatile flash memory beforehand.

• What is the recommended buying strategy for industrial spare inventory?

  Procure matched pairs of IC695CRU320 processors alongside dedicated redundancy cables to ensure rapid replacement and immediate hot-standby synchronization on-site.

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