GE IC695CPU310 CPU Module – Obsolete PACSystems RX3i Spare Part

Technical Dossier

Product Details And Specifications

GE IC695CPU310 CPU Module – Obsolete PACSystems RX3i Spare Part

RFQ support for obsolete parts: Send the model number, required quantity and destination so DriveKNMS can confirm sourcing options before quotation.

Technical Specifications

Note: Electrical parameters not listed above are not confirmed from verified documentation and are intentionally omitted. Accuracy of specifications is a safety matter for industrial installations.

Solving the Discontinued Hardware Crisis

The GE PACSystems RX3i platform was widely deployed across process industries — oil & gas, water treatment, automotive assembly, and food manufacturing — throughout the 2000s and 2010s. The IC695CPU310 served as the processing core of these systems, executing control logic, managing I/O communication across the RX3i backplane, and interfacing with SCADA and HMI layers via serial and third-party Ethernet modules.

GE Automation (now Emerson) has transitioned its PLC portfolio toward newer CPE-series processors. The IC695CPU310 is no longer manufactured. Facilities still operating RX3i systems face a structural problem: the control logic, field wiring, and operator interfaces were engineered around this specific hardware. A like-for-like CPU swap takes hours. A platform migration takes months — and carries significant risk of introducing new faults during commissioning.

For plant managers under pressure to defer capital expenditure, maintaining a verified spare IC695CPU310 on the shelf is the lowest-risk, lowest-cost continuity strategy available. One unit can extend the operational life of an RX3i-based line by 5 to 10 years, buying time for a planned, budgeted migration rather than a crisis-driven one.

Facilities running GE PACSystems RX3i systems — particularly those also using IC695PSD040 power supplies, IC694MDL754 output modules, or Proficy Machine Edition programming environments — should treat the IC695CPU310 as a critical single-point-of-failure component requiring dedicated spare coverage.

Condition & Reliability Assurance

Sourcing obsolete industrial hardware from the secondary market carries real risk. DriveKNMS applies a structured 5-step inspection protocol before any IC695CPU310 unit is offered for sale:

1. Visual and mechanical inspection: Enclosure integrity, connector pin condition, and label verification against the original GE part number.
2. Electrolytic capacitor assessment: Aging capacitors are a primary failure mode in legacy CPU boards. Units showing visible bulging, leakage, or measured capacitance deviation are rejected.
3. Firmware version verification: The installed firmware version is recorded and disclosed. Compatibility with the customer's existing Proficy Machine Edition project version is confirmed where possible.
4. Pin and connector corrosion check: Backplane connector pins are inspected under magnification for oxidation or mechanical damage that would cause intermittent communication faults.
5. Functional power-on test: Where test equipment permits, units are powered and observed for normal initialization behavior before dispatch.

Units that do not pass all five stages are not listed for sale. Condition (new, tested-surplus, or refurbished) is disclosed per unit at time of inquiry.

Extending Automation Asset Life: A Maintenance Strategy for RX3i Facilities

The IC695CPU310 is not the only component that determines the remaining service life of a PACSystems RX3i installation. Facilities seeking to extend system life by 5 to 10 years should conduct a structured spare parts audit covering the following risk tiers:

Tier 1 – Single points of failure (immediate spare required): CPU module (IC695CPU310), power supply module, and any communication gateway modules connecting the PLC to plant SCADA.

Tier 3 – Planned obsolescence watch: Any module for which the secondary market supply is visibly thinning. Price increases and reduced availability are early indicators that a component is approaching end of secondary-market life.

A documented spare parts strategy, reviewed annually, converts reactive emergency procurement into a managed cost line. It also provides the data needed to make a rational, scheduled migration decision rather than one forced by an unplanned failure.

Can I store a spare IC695CPU310 long-term?
Yes. CPU modules stored in a dry, temperature-stable environment (away from humidity and static) retain functionality for extended periods. We recommend anti-static packaging and annual visual inspection of stored units. For long-term storage exceeding three years, capacitor condition should be assessed before deployment.

Will this CPU work with my existing Proficy Machine Edition project?
The IC695CPU310 is compatible with Proficy Machine Edition. Your existing project file can be downloaded to the replacement unit. Confirm your firmware version requirements with your controls engineer before installation.