Product Core Brief
- Model: IC695CPE310
- Brand: GE
- Series: PACSystem RX3i
- Core Function: Executes IEC control logic and manages embedded Ethernet, serial and USB communications for RX3i rack systems.
- Product Type: PLC CPE Processor Module
- Key Specs: 10MB Flash User Memory | Single 10/100 Ethernet | RS232 + RS485 + USB Master Note: Active hardware series; base model without special factory build suffix. Factory new and surplus units circulate globally; suffix variants like -ACAT denote regional or custom hardware revisions.
Key Technical Specifications
- Processor: 1.1 GHz Intel Atom
- User Flash Program & Data Memory: 10 MB
- Boolean Execution Speed: 0.072 ms per 1000 boolean instructions
- Backplane Bus: 10 Mbps RX3i universal PCI backplane
- Onboard Interfaces: 1×10/100 Mbps Ethernet, 1×RS232, 1×RS485, 1×USB Master
- Supported Protocols: SRTP, Modbus TCP, EGD, Modbus RTU, SNP
- Maximum I/O Capacity: 32,768 discrete points | 32,768 analog channels
- Operating Temperature: 0°C to 60°C horizontal cabinet mounting
- Storage Temperature: -40°C to 85°C
- Power Draw: 1.0 A @3.3VDC, 1.0 A @5VDC (1.5A max with fully loaded USB)
- Form Factor: Two-slot width RX3i backplane module
- Compatible Accessory: IC695ACC400 Energy Pack for power-fail data retention
Product Introduction
This unit serves as a mid-range controller for PACSystem RX3i racks, combining multi-channel communications to interface with HMIs, field sensors and programming workstations. It supports all standard IEC 61131-3 programming languages for discrete and batch automation.
The onboard USB master port enables offline program uploads via flash media, removing the requirement for a direct PC connection during field commissioning or remote site updates.
QA & Testing SOP (Transparency Building)
- Incoming Inspection: Confirm part marking and serial traceability. Inspect edge connector pins for bending or corrosion; validate labeling against OEM hardware documentation.
- Live Testing: Install into a validated RX3i rack, apply 24VDC power. Complete Ethernet and serial comms handshake and run continuous 24-hour logic load cycling.
- Electrical Testing: Use Fluke 115 to monitor supply rail stability. Insulation resistance testing must exceed 10MΩ between signal circuits and protective ground.
- Firmware/Config Backup: Log exact firmware revision. Capture photos of all DIP switch settings before clearing stored controller configuration.
- Final QC & Packaging: Place unit inside anti-static shielding. Attach dated QC test tag with technician ID before shipment.
Installation Pitfalls & Guide (Engineer to Engineer)
❗ Firmware Rev Mismatch: Older RX3i backplane hardware cannot support newer firmware builds. Incompatibility triggers intermittent Ethernet dropouts and backplane scan faults. Confirm compatibility before flashing firmware. ❗ DIP Switch/Jumper Errors: Photograph switch positions on the existing unit before removal. Misconfigured switches alter default Ethernet IP and disable serial fallback programming access. ❗ Network Topology Limitation: The single Ethernet port cannot perform internal switching. Daisy-chaining multiple field devices creates packet collisions and rising communication latency. ❗ ESD Dangers: Un-grounded handling causes latent silicon damage. Static faults often appear weeks after installation with no visible external PCB damage. ❗ Energy Pack Wiring Mistakes: Improper connection of the IC695ACC400 accessory prevents non-volatile memory saves during unexpected power loss.
Replacement Guide:
- Pre-install: Perform lockout-tagout, back up the running program, photograph wiring and switch positions.
- Removal: Release module latches, slide unit straight out; avoid twisting edge connectors to prevent pin deformation.
- Install: Align module with rack guides, fully seat and lock latches; replicate all documented switch settings.
- Power-on Test: Restore rack power, monitor status LEDs, download saved program and validate Ethernet, serial and USB communications.
FAQ (Frequently Asked Questions)
Q: Does this unit support hot-swapping? A: No. It occupies a primary backplane slot. Hot removal disrupts the rack control bus and can damage adjacent I/O modules. Full rack shutdown is mandatory for replacement.
Q: What is the difference between and -ACAT? A: The base model is the core hardware. Suffix tags such as -ACAT indicate factory custom build variants, often covering regional certification, firmware preload or mechanical configuration. Always cross-check part suffix against your existing hardware.
Q: Can programs migrate directly from other RX3i controllers? A: Most logic transfers without edits. Hardware configuration must be revalidated. Firmware differences can trigger minor runtime diagnostic faults requiring adjustment.
Q: What software is required for programming? A: Proficy Machine Edition is the official platform. Match software version to controller firmware revision to avoid connection failures.
Q: What function does the USB master port provide? A: It supports program upload/download from compatible USB flash drives. It cannot act as a network interface or drive external HMI panels.
Q: Can this controller operate without an energy pack? A: Yes. Control logic runs normally, but volatile runtime data will not be saved to flash during sudden power loss. Install the energy pack if process data retention is required.
Q: Does this hardware support dual-controller hot standby redundancy? A: Native redundant operation is not supported on this unit. Select higher-tier processors if fault-tolerant dual-controller architecture is required.
