1746-IM8 Allen Bradley SLC500 System Input Module 1746IM8
Product Spotlights
Rossonix Co., Limited is proud to present the 1746-IM8 Allen Bradley SLC500 System Input Module (also known as 1746IM8). As a trusted global supplier with over a decade of experience in industrial automation components, we ensure that every module we deliver meets rigorous quality standards. This 8-point AC input module is designed to seamlessly integrate into the SLC 500 platform, offering reliable signal acquisition for your control system. Whether you are upgrading an existing line or building a new automation solution, the 1746-IM8 delivers consistent performance and easy installation.
The 1746-IM8 is a compact, high-density input module that accepts 120V AC signals from field devices such as limit switches, pushbuttons, and proximity sensors. It features optical isolation between input and logic circuitry, protecting your backplane from electrical noise and transients. With eight individually fused inputs and a removable terminal block, maintenance and troubleshooting are straightforward. This module supports both source and sink configurations, providing flexibility for various wiring schemes.
Key Features & Technical Specifications
- 8 Input Points: Each input accepts 120V AC (47–63 Hz) with a nominal current rating of 10 mA.
- Optical Isolation: 1500V RMS isolation between input and logic, ensuring reliable operation in harsh industrial environments.
- LED Indicators: Individual green LEDs for each input channel provide clear visual status.
- Removable Terminal Block: Quick disconnect design simplifies wiring and reduces downtime.
- Backward Compatible: Works with all SLC 500 processors (5/01, 5/02, 5/03, 5/04, 5/05) and is a direct replacement for older 1746-IM8 modules.
- Wide Operating Temperature: 0 to 60°C (32 to 140°F) with 95% non-condensing humidity tolerance.
Detailed Specifications
| Parameter | Value |
| Input Voltage Range | 100–132V AC |
| Input Frequency | 47–63 Hz |
| Input Current per Point | 10 mA @ 120V AC |
| Off-State Voltage | Max 20V AC |
| On-State Current | Min 5 mA |
| Isolation Voltage | 1500V RMS (Input to Logic) |
| Power Consumption | 3.5W typical from backplane |
| Module Dimensions | 90 x 65 x 45 mm (approx.) |
Benefits for Your Application
- Reliable Signal Acquisition: The 1746-IM8 accurately captures AC input signals from sensors and switches, minimizing false triggers and improving process control.
- Reduced Downtime: Individual input fuses protect against short circuits; LED indicators allow quick fault identification. The removable terminal block enables fast module replacement without rewiring.
- Cost-Effective Upgrade: Compatible with existing SLC 500 racks and processors, this module lets you extend the life of your legacy system without a full migration.
- Global Support: As a supplier with an overseas office and multiple shipping ports, we offer fast delivery to North America, Europe, South America, and beyond.
At Rossonix Co., Limited, we have been serving the automation industry since 2011. Our team of 11–50 skilled professionals handles annual exports of US$5–10 million, covering major markets worldwide. We maintain an ISO9001:2015 (ISO9000) certified quality management system, ensuring that every 1746-IM8 module we supply is thoroughly tested and backed by a comprehensive warranty. With stocking locations in Shenzhen, Hong Kong, and Europe, we can dispatch your order promptly and provide reliable after-sales support.
Choose Rossonix for your automation needs – experience competitive pricing, genuine Allen Bradley parts, and professional service. Contact us today for a quote or technical consultation, and let us help you keep your SLC 500 system running smoothly.
Frequently Asked Questions (FAQ)
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Q: Is the 1746-IM8 compatible with SLC 5/01 processors?
A: Yes, the 1746-IM8 works with all SLC 500 processors including 5/01, 5/02, 5/03, 5/04, and 5/05. It fits into any standard SLC 500 chassis. -
Q: What is the input voltage range for this module?
A: The 1746-IM8 is designed for 120V AC nominal, with an operating range of 100–132V AC at 47–63 Hz. -
Q: Does this module include fuses for each input?
A: Yes, each of the eight input circuits has an individual fuse (typically 250V, 1A) for overcurrent protection. Replacement fuses are readily available. -
Q: Is the terminal block removable?
A: Absolutely. The 1746-IM8 features a 20-position removable terminal block (Allen Bradley part number 1746-N2 or equivalent), which allows you to disconnect wiring without removing the module. -
Q: Can I use this module for DC input signals?
A: The 1746-IM8 is specifically an AC input module. For DC inputs, please consider other models like the 1746-IB8 or 1746-IB16. -
Q: What certifications does your company hold?
A: Rossonix Co., Limited is ISO9001:2015 (ISO9000) certified. Our modules are sourced from original manufacturers or quality-assured supply chains, ensuring compliance with industry standards. Specific product certifications can be requested upon inquiry. -
Q: What is the lead time for shipping?
A: We maintain stock in Shenzhen and Hong Kong, with typical lead times of 3–5 business days for domestic orders and 5–10 days for international shipments, depending on the destination. -
Q: Do you provide technical support for integration?
A: Yes, our experienced team can assist with basic configuration questions and compatibility checks. Customized support is available upon request.
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