Application Scenarios
A food processing plant operated an SLC 500 control system with a 13-slot chassis in a room adjacent to a flour milling area. Over years of operation, fine flour dust accumulated in unused card slots, eventually causing intermittent faults in the backplane connectors. A maintenance technician sourced 1746-N2 slot fillers to cover the empty positions. The 1746-N2 prevented further dust ingress, restoring reliable backplane operation without requiring chassis replacement. For a part costing roughly the price of a lunch, the 1746-N2 protected a chassis assembly worth thousands and eliminated recurring production interruptions.
Parameter
| Main Parameters | Value/Description |
|---|---|
| Product Model | 1746-N2 |
| Manufacturer | Rockwell Automation (Allen-Bradley) |
| Product Category | Modular Card Slot Filler |
| Compatibility | SLC 500 (1746) chassis, all series |
| Function | Covers unused I/O slots |
| Operating Temperature | 0 to 60°C (32 to 140°F) |
| Country of Origin | United States |
| Standard Warranty | 1 year |
| UPC | 662073537670 |
| Certification | CE, Class I Division 2 Groups A B C D (non-hazardous) |
| Lifecycle Status | Discontinued (September 30, 2024) |
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