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3. Key Technical Specifications
- Slots: 12 universal slots
- Module Support: IC695 PCI-based and IC694 serial modules
- Backplane Type: Universal (PCI + High Speed Serial)
- Power Input: Isolated +24 VDC terminal strip
- Hot Swap: Supported for compatible modules
- Grounding: Dedicated backplane grounding point
- Dimensions (HxWxD): 5.57 x 18.01 x 5.80 in (141.5 x 457.5 x 147.3 mm)
- Operating Temperature: 0 to 60°C
- Storage Temperature: -40 to 85°C
- Relative Humidity: 5% to 95% non-condensing
- Backplane Current Limits: Follow individual power supply ratings
4. Product Introduction
The GE IC695CHS012 is a 12-slot universal backplane for the PACSystems RX3i platform. It accepts both high-performance PCI-based IC695 modules and standard IC694 series modules in any slot.
This backplane serves as the foundation for building flexible RX3i systems in medium to large control applications. It provides isolated +24 VDC input terminals and supports hot-swap of compatible modules, making it a common choice for expandable control racks.
- IC695CHS012
- IC695CHS012
5. Troubleshooting Quick Reference
| Symptom | Possible Cause | Relevance to this Part | Quick Check Method | Recommendation |
|---|---|---|---|---|
| No power to any modules | Missing +24V supply | ✅ High | Measure voltage at terminal strip | Verify power supply wiring and fuses |
| Modules not recognized | Improper module seating | ✅ High | Check alignment and locking levers | Power down and reseat all modules |
| Intermittent faults | Loose grounding | ✅ Medium | Verify ground wire at backplane point | Tighten ground connection |
| PCI modules fail to initialize | Wrong slot configuration | ❌ Low | Confirm module compatibility in Proficy | Use correct PCI or serial modules |
| Overheating backplane | Excessive current draw | ✅ Medium | Monitor total rack power consumption | Check PSU capacity and add cooling |
Contact technical support with rack photos, power measurements, and diagnostic logs if problems persist.
6. Frequently Asked Questions (FAQ)
Can I mix IC695 and IC694 modules in the IC695CHS012? Yes. Every slot on this universal backplane supports both PCI-based IC695 and serial IC694 modules.
Is the IC695CHS012 hot-swappable? The backplane itself is not hot-swappable, but it supports hot-swap of individual compatible modules. Always follow proper hot-swap procedures for power supplies and CPUs.
How many power supplies can I use? You can install redundant power supplies in the designated slots. Calculate total backplane consumption and leave headroom for expansion.
What is the difference between IC695CHS012 and IC695CHS016? The IC695CHS012 gives you 12 slots while the CHS016 provides 16 slots. Choose based on your current and future I/O and CPU requirements.
Does this backplane come with a power supply? No. Power supplies are ordered separately. The IC695CHS012 includes the +24 VDC input terminal strip for connection to your external power source.
Why choose New Surplus for this backplane? These units are genuine OEM stock that was never installed in the field. They undergo full inspection and testing before shipment at a lower cost than new factory orders with long lead times.
How do I mount the IC695CHS012? Use the provided mounting holes for panel or rack installation. Ensure proper alignment and secure grounding to maintain system reliability.
