Emerson IC695CPE305 PACSystems RX3i Controller
A modular RX3i controller for machine, process and material-handling applications with integrated high-speed Ethernet.
Product Profile
IC695CPE305 is an Emerson PACSystems RX3i backplane controller with 6 MB of user memory, nonvolatile storage and integrated Ethernet communications. It performs real-time control and exchanges data with programming, HMI, SCADA and remote-I/O systems.
The base identifier covers A-series and B-series hardware platforms. Their release documents and some interfaces differ, so the complete suffix must be captured before replacement or firmware planning.
Technical Data
| Manufacturer | Emerson |
|---|---|
| Model | IC695CPE305 |
| Product Family | PACSystems RX3i |
| Form Factor | Backplane controller |
| User Memory | 6 MB |
| Nonvolatile User Memory | 6 MB flash on documented current hardware |
| Discrete I/O Capacity | 32 K bits |
| Analog I/O Capacity | 32 K words |
| Ethernet Interface | Two auto-negotiating 10/100/1000 full-duplex ports in an embedded switch |
| USB Interface | One USB-A 2.0 port for removable data storage |
| Serial Interface | ASCII and Modbus RTU support; physical details depend on hardware series |
| Ethernet Protocols | SRTP client/server, Modbus TCP/IP, EGD and other services by firmware and hardware release |
| Programming Languages | Ladder Diagram, Structured Text, Function Block Diagram and C |
| Program Blocks | Up to 512; maximum 128 KB per block |
| Energy Pack | Supported for battery-less retention; exact energy-pack model depends on controller hardware series |
| Programming Software | PAC Machine Edition |
| Operating Temperature | 0 to 60 °C standard execution |
| Approvals | Release-dependent industrial and hazardous-location approvals |
| Revision Boundary | Complete Axxx or Bxxx catalog suffix required |
System Role
- Executes deterministic control logic across the RX3i PCI/serial backplane.
- Provides embedded Ethernet access for programming, supervisory systems and controller data exchange.
- Coordinates local and supported remote I/O modules.
- Uses nonvolatile storage and an energy pack to preserve user memory through power loss.
Compatibility
- Identify whether the installed controller is A-series or B-series before selecting firmware or accessories.
- Match PAC Machine Edition version to the controller firmware and enabled features.
- Confirm the correct energy pack, serial cable and RX3i backplane revision.
- Review protocol licenses, security configuration and remote-I/O firmware before substitution.
Applications
- Machine and process control requiring an RX3i modular architecture.
- Material-handling systems with local and PROFINET remote I/O.
- Migration from earlier controllers after I/O, logic and communication validation.
FAQ
Why is the suffix essential when ordering IC695CPE305?
A-series and B-series controllers have different release documents and hardware details, so the base number cannot guarantee firmware or accessory compatibility.
Which backup should be prepared before replacing IC695CPE305?
Archive the PAC Machine Edition project, hardware configuration, retained variables, Ethernet settings, certificates, protocol configuration and current fault history.
How is the correct energy pack for IC695CPE305 determined?
Use the complete controller suffix and its release documentation; do not choose an energy pack from the base CPE305 name alone.
What must be reviewed before moving an IC695CPE305 project to newer hardware?
Check PME compatibility, backplane revision, I/O modules, remote-I/O firmware, serial behavior, security features and every Ethernet protocol in use.
What post-installation test is most important for IC695CPE305?
Validate memory retention through the approved power-cycle procedure, then confirm I/O, communications, controller mode and process interlocks before production release.
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