Allen-Bradley 1746-IO8 is a SLC 500 Digital I/O Combination Module
Product Spotlights
As a trusted supplier in the industrial automation components sector since 2011, Rossonix Co., Limited is pleased to offer the genuine Allen-Bradley 1746-IO8 Digital I/O Combination Module. This module represents a cornerstone of reliable and flexible control system design, engineered to seamlessly integrate with the proven SLC 500 platform. We understand the critical need for dependable signal interfacing in demanding industrial environments, and this module delivers precisely that. Sourced directly to ensure authenticity and performance, it provides a robust solution for expanding the digital control capabilities of your SLC 500 systems with confidence.
The Allen-Bradley 1746-IO8 is a versatile 16-point module that combines eight discrete inputs and eight discrete outputs in a single slot, optimizing your control cabinet space and simplifying wiring. It is designed for direct integration into the SLC 500 programmable controller chassis, communicating over the backplane for fast, deterministic data exchange. This module is ideal for applications requiring a mix of sensing and actuation, such as monitoring limit switches, push buttons, and selector switches while controlling indicators, relays, solenoids, and motor starters. Its design prioritizes ease of use, diagnostics, and long-term reliability, making it a preferred choice for system integrators and maintenance engineers worldwide.
Key Features & Technical Advantages:
- Combined Functionality: Integrates both input and output channels in one module, reducing the number of modules required and maximizing chassis slot utilization.
- High-Density Design: Provides 16 I/O points (8 in / 8 out) from a single module slot, offering a compact and cost-effective I/O solution.
- SLC 500 Platform Compatibility: Designed specifically for the Allen-Bradley SLC 500 family, ensuring full hardware and software compatibility for easy configuration and programming via Rockwell Software.
- 24V DC Operation: The standard 24V DC voltage level for inputs and outputs is widely used in industrial control panels, offering compatibility with a vast array of sensors and actuators.
- Status Indicators: Features LED indicators for each input and output channel, providing immediate visual feedback on the state of each point for simplified troubleshooting and maintenance.
- Removable Terminal Blocks: Often includes or is compatible with removable terminal blocks (specific part number may vary), which facilitate easy wiring and module replacement without disturbing field wiring.
- Robust Industrial Design: Built to withstand the electrical noise, vibration, and temperature variations typical of factory floor environments.
The module's primary benefit is its ability to consolidate control functions, which translates into tangible savings and efficiency gains for your project. By using a combination module, you can lower the overall module count, reduce hardware costs, decrease cabinet space requirements, and simplify system documentation and spare parts inventory.
Typical Technical Specifications:
| Parameter | Specification |
| Catalog Number | 1746-IO8 |
| I/O Type | Digital Combination Module (8 Inputs / 8 Outputs) |
| Voltage Level | 24V DC Sink/Source (Inputs); 24V DC Sink (Outputs)* |
| Backplane Current Draw | Typical draw is specified in the hardware manual. |
| Isolation | Field side to logic side isolation is provided. |
| Compatible Chassis | All SLC 500 fixed and modular chassis. |
*Note: Exact sink/source specifications should be verified against the official Allen-Bradley datasheet for your specific application requirements.
Backed by Rossonix's commitment to quality and supported by our ISO9001 certified processes, the Allen-Bradley 1746-IO8 module we supply is guaranteed to be authentic and fully functional. With an annual export value reflecting our significant market presence and a global logistics network supporting shipments from Shenzhen, Hong Kong, and Europe, we are positioned to deliver this critical component to your operations in North America, Europe, Asia, and beyond efficiently. Our experienced team understands the urgency of industrial maintenance and project timelines. Choose this reliable SLC 500 I/O solution to enhance your system's capability and uptime. Contact us today for competitive pricing, detailed specifications, and delivery options tailored to your needs.
Frequently Asked Questions (FAQ)
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Q: Is this module brand new and original Allen-Bradley?
A: Yes, we supply only genuine, new Allen-Bradley products. The 1746-IO8 modules we offer are sourced through authorized channels to ensure authenticity and full manufacturer warranty support. -
Q: What is the main advantage of a combination module over separate input and output modules?
A: The primary advantage is space and cost efficiency. It uses only one slot in your SLC 500 chassis to provide both input and output functions, which can reduce the total number of modules needed, lower hardware costs, and simplify cabinet layout and wiring. -
Q: Can I use this module in an existing SLC 5/03 or SLC 5/05 processor system?
A: Absolutely. The 1746-IO8 is compatible with all SLC 500 processors (SLC 5/01, 5/02, 5/03, 5/04, 5/05) and their corresponding chassis. It will be recognized and configured through the RSLogix 500 programming software. -
Q: Does the module include the terminal block for wiring?
A: The module itself typically requires a separate removable terminal block (RTB). The specific RTB part number (e.g., 1746-TB3) should be confirmed based on your wiring needs. We can provide the compatible terminal block as part of your order upon request. -
Q: What is the voltage rating for the inputs and outputs?
A: This is a 24V DC module. The inputs are designed for 24V DC sink/source signals, and the outputs are typically 24V DC sink type. Always refer to the official technical data sheet for detailed electrical characteristics and wiring diagrams. -
Q: Do you provide technical documentation with the module?
A: While physical printed manuals may not be included with individual modules, we can provide electronic copies of the relevant Allen-Bradley installation instructions, datasheets, and user manuals to assist with integration and troubleshooting. -
Q: What are your shipping terms and lead times for this item?
A: We offer flexible shipping from ports in Shenzhen, Hong Kong, or Europe via air or sea freight. Lead times vary based on stock availability and destination. Please contact our sales team with your location and quantity requirements for an accurate delivery estimate. -
Q: Can you support larger projects requiring multiple SLC 500 modules and components?
A: Yes. As an established supplier with over a decade of experience and a broad market reach, we regularly support OEMs and system integrators with bulk orders for complete automation solutions. We can provide competitive quotes for consolidated shipments.
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