Key Technical Specifications
| Parameter | Specification |
|---|---|
| Processor | 1.2 GHz AMD G-Series Quad-Core |
| Memory | 64 MB RAM / 50 GB SSD Storage |
| Ethernet Ports | 4x Independent 10/100/1000 LAN (3 Front, 1 Bottom EFA) |
| Mounting | Rackless (DIN Rail or Panel Mount) |
| Power Input | 24 VDC (External, NOT backplane powered) |
| Max I/O Points | 32,768 Discrete / 32,768 Analog |
| Program Blocks | Up to 768 Blocks |
| Operating Temp | 0°C to 60°C (32°F to 140°F) |
| Protocols | SRTP, Modbus TCP, EGD, OPC-UA, PROFINET |
| Field Agent | Embedded (Predix/Edge Analytics Capable) |
Product Introduction
Most CPUs force you to choose between real-time control and data analytics. The GE IC695CPE400-ABAB refuses that compromise. It’s a rackless CPU that runs a hypervisor, letting you execute ladder logic on one core while the Field Agent scrapes data for the cloud on another. I’ve seen plants try to bolt on separate gateways for IIoT data, only to end up with a rat’s nest of Ethernet cables and synchronization nightmares. This unit kills that problem at the source.Engineers spec the IC695CPE400-ABAB when they need the raw throughput of a 1.2 GHz quad-core without burning rack space. The 50 GB SSD isn’t just for show; it buffers high-speed data locally when the network hiccups, so you don’t lose production history during a switch failure. Just be warned: this isn’t a simple drop-in for an older CPE300. The power wiring is completely different, and if you don’t ground the EFA port correctly, you’ll chase ghost communication errors for weeks.
Quality SOP & Tech Pitfalls
The Lab Report:
We don’t trust “New Old Stock” blindly. Every IC695CPE400-ABAB gets a visual inspection for capacitor bulge or bent RJ45 pins. We rack it on a live RX3i test bench, flash the latest firmware, and run a 4-hour soak test with the Field Agent active. We verify all four Ethernet ports pass traffic at gigabit speeds and check the SSD health via the embedded web console. Only then does it get anti-static sealed.The Engineer’s Warning:
Here is the number one way to brick this CPU: Do not connect 24VDC to the backplane pins. This is a rackless CPU. It has its own dedicated power terminals on the front. I watched a panel builder wire it like a standard RX3i CPU and let the magic smoke out in less than a second. Also, photograph the DIP switches on the old unit. The IC695CPE400-ABAB uses specific switch settings for IP address fallback and boot mode. If you guess, you’ll be stuck in the weeds with a serial cable for hours.
Installation & Configuration Guide
- Pre-Installation: ⚠️ KILL THE POWER. Verify 0V at the terminal block. Take high-res photos of the old CPU’s DIP switches and wiring. Check the new IC695CPE400-ABAB for shipping damage.
- Removal: Label every wire. Release the DIN clips or panel screws. Pull straight back. Don’t wiggle it side-to-side; you’ll bend the EFA connector on the bottom.
- Installation: MATCH THE DIP SWITCHES EXACTLY. This prevents 90% of “CPU won’t boot” calls. Slide the IC695CPE400-ABAB onto the rail. Torque the power terminals to spec. Loose power wires = intermittent resets.
- Power-On & Testing: Apply 24VDC. Watch the LEDs. You should see PWR, RUN, and no FAULT. Connect to LAN1. Open the web console. Verify the firmware version matches your project. Download the logic. If the Field Agent LED is amber, give it 2 minutes to boot Linux; it’s slower than the PLC.
Compatible Replacement Models
| Compatibility Tier | Model | Notes |
|---|---|---|
| ✅ Drop-in Replacement | IC695CPE400-ABAB | Exact match. Verify power supply wiring. |
| ⚠️ Software Compatible | IC695CPE400-CAAB | Same hardware, different region/revision. Requires firmware check. |
| ⚠️ Software Compatible | IC695CPE400-ABAC | Newer revision. Backward compatible, but check release notes. |
| ❌ Hardware Mod Required | IC695CPE330 | Older 1GHz single-core. Different power, less memory, no Field Agent. |
Frequently Asked Questions (FAQ)
Can I use a standard RX3i backplane power supply with this?
No. Absolutely not. The IC695CPE400-ABAB is rackless. It needs its own 24VDC feed directly to the front terminals. The backplane provides zero power to this CPU.Is the Field Agent actually useful, or just marketing?
It’s real, but don’t expect it to run heavy Python scripts. It’s designed for lightweight edge analytics and secure cloud handshakes. If you try to run a database on it, you’ll starve the real-time control loop. Use it for what it is: a secure data bridge.Why is the EFA port on the bottom?
To keep it separate from the control network. That port is strictly for the Embedded Field Agent. If you plug your HMI into the bottom port, nothing will happen. Use LAN1, LAN2, or LAN3 on the front for control traffic.Does this support hot-swapping?
The CPU itself? No. You can’t yank a running CPU. However, the Ethernet ports and I/O modules on the same rack are hot-swappable. Just don’t confuse the two.What if the SSD fails?
The 50 GB SSD is internal and not user-replaceable in the field. If it dies, the unit is RMA-only. Keep your logic backed up externally. I’ve seen guys lose months of trending data because they trusted the internal storage as their only backup.How do I update the firmware?
Use the Proficy Machine Edition or the embedded web console. Do not power cycle during the update. I’ve seen a $5,000 CPU turn into a paperweight because someone tripped over the power cord at 98%. Use a UPS if you’re nervous.
