Excellent PLC
| Company Information | ||||||||
| [email protected] | ||||||||
| Mobile | +8613666033393 | |||||||
| +8613666033393 | ||||||||
| 13666033393 | ||||||||
| Add | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||
Allen Bradley 1746-N2 Slot Filler Module
- Product Details
- FAQs
- Related
- Contact Us
- Packing & Delivery
- Product Ratings
Overview
The Allen Bradley 1746-N2 is a slot filler module designed for the SLC 500 platform. Its primary function is straightforward but essential: it occupies empty chassis positions to maintain proper airflow, protect the backplane connectors, and ensure electrical integrity inside the control cabinet.
From a practical installer’s perspective, using 1746-N2 prevents dust entry, accidental contact, and exposure of unused backplane terminals—issues that can lead to intermittent failures or long-term degradation. Although passive in function, it is a critical component for maintaining a healthy SLC system.
Technical Specifications
| Parameter | Description |
|---|---|
| Model Number | 1746-N2 |
| Module Type | Slot Filler / Blank Module |
| Platform Compatibility | Allen Bradley SLC 500 |
| Function | Protects unused chassis slots and backplane connectors |
| Backplane Connection | Passive (no electrical circuitry) |
| Material | Molded industrial-grade enclosure with SLC locking tabs |
| Operating Temperature | 0°C to 60°C |
| Storage Temperature | –40°C to +85°C |
| Dimensions (H × W × D) | ≈ 140 mm × 35 mm × 150 mm |
| Weight | ≈ 0.20 kg |
Applications
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Protecting exposed slots in partially populated SLC 500 chassis
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Maintaining proper airflow for heat-sensitive CPU and I/O modules
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Preventing debris or contamination from entering unused positions
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Providing mechanical stability inside control panels with vibration
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Ensuring long-term reliability of older SLC installations during staged upgrades
Advantages
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Prevents contamination: Shields backplane contacts from dust and moisture.
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Supports thermal management: Helps maintain correct airflow paths inside the chassis.
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Improves mechanical safety: Reduces risk of accidental insertion or physical damage.
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Easy installation: Snaps into place like any standard SLC module.
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Long-term reliability: Passive design with no components to fail.
Technical FAQs
-
Does the 1746-N2 contain any electronic circuitry?
– No, it is completely passive. -
Can it be installed in any slot of the SLC chassis?
– Yes, it fits any standard 1746 chassis slot. -
Is it required for unused positions?
– Recommended but not mandatory; helps protect the backplane. -
Does it affect airflow inside the cabinet?
– Yes, it helps maintain proper airflow distribution. -
Can it be used during system operation?
– Yes, installing or removing requires power-off due to backplane exposure. -
Does it add backplane load?
– None; purely mechanical. -
Is it compatible with all SLC chassis sizes?
– Yes: 1746-A4 / A7 / A10 / A13. -
Can it be used as a placeholder for future module expansion?
– Yes, ideal for staged installation plans. -
Does it require grounding?
– No special grounding required. -
Is it affected by vibration?
– Designed with locking tabs for secure retention in industrial environments.
Recommended Related Models
| Model Number | Description |
|---|---|
| 1746-A4 | 4-slot SLC chassis |
| 1746-A7 | 7-slot SLC chassis |
| 1746-A10 | 10-slot SLC chassis |
| 1746-A13 | 13-slot SLC chassis |
| 1746-P2 | Compatible SLC power supply |
Popular Allen Bradley Models
| Model Number | Description |
|---|---|
| 1746-N2 | Slot filler module |
| 1746-L542 | SLC 5/04 processor |
| 1746-NI8 | Analog input module |
| 1746-OW16 | Relay output module |
| 1746-IB32 | 32-point DC input module |
| Company Information | ||||||||
| [email protected] | ||||||||
| Mobile | +8613666033393 | |||||||
| +8613666033393 | ||||||||
| 13666033393 | ||||||||
| Add | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||
Excellent PLC Co., Ltd. has a large number of brand new and original PLC and DCS spare parts, with more than 60 cooperative countries. All products are guaranteed for 1 year and delivered to you by high-quality express. We are committed to using the best products and the most favorable prices to meet the needs and friendship of our customers. We have won the trust of thousands of customers, including these excellent customers.
As for the delivery time, when we receive your order requirements, we will arrange for warehouse personnel to test and verify the products. After you place the order, we will send it to you within 24 hours.
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