Product Details
Product Description
The Allen Bradley 1747-SCNR ControlNet Scanner Module is designed for the SLC 500 series, enabling communication between SLC processors and ControlNet networks. It supports both redundant and non-redundant media configurations, providing reliable I/O scanning and integration across distributed automation systems.
Technical Specifications
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Manufacturer: Allen Bradley
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Product Number: 1747-SCNR
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Product Line: SLC 500
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Product Type: ControlNet Scanner Module
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Weight: 0.45 kg
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Communication Protocol: ControlNet
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Compatible Processors: SLC 5/02, 5/03, 5/04, 5/05
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Scan I/O: Supported
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ControlNet Topology: Redundant and non-redundant media supported
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Chassis Location: Any slot except the leftmost slot
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Backplane Current Draw:
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24 VDC: 90 mA
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5 VDC: 800 mA
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Operating Temperature Range: 0–60 °C (32–140 °F)
Application Scenarios
This module is commonly used in distributed control systems requiring ControlNet communication for real-time data exchange. It is suitable for manufacturing, process control, and large-scale automation environments where reliable I/O scanning is critical.
Comparison with Similar Modules
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1747-SCNR: Supports ControlNet communication with SLC 500 processors, redundant media capability.
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Other SLC communication modules: May support DH+, Ethernet, or DeviceNet but lack ControlNet redundancy features.
FAQ
Q: Can the 1747-SCNR be installed in any slot of the chassis? A: It can be installed in any slot except the leftmost slot.
Q: Which processors are compatible with this module? A: It supports SLC 5/02, 5/03, 5/04, and 5/05 processors.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
The Shift to Flexible IO Modules in Modern Industrial Automation
Traditional control systems rely on dedicated Input Output (IO) cards for industrial automation. Each conventional module processes a single signal type, such as Digital Input (DI), Digital Output (DO), Analog Input (AI), or Analog Output (AO). A standard 16-channel card accepts only one specific channel type across all ports. This inflexible hardware design often creates severe engineering bottlenecks during project execution. Engineers frequently must install entirely new cards to accommodate a single extra sensor. Consequently, late design changes increase control cabinet space requirements and drive up project costs.
DCS Commissioning Steps in Industrial Automation Projects
Commissioning a Distributed Control System (DCS) represents a crucial milestone when deploying modern process automation infrastructure. Field engineers must execute systematic verification steps to transition complex control hardware from static installation to dynamic plant control. Proper commissioning ensures that controllers, I/O modules, network switches, and HMI software operate in strict compliance with engineering design specifications before introducing live process fluids.
PLC and DCS Control System Spares Strategy: Engineering Guidelines
Modern factory automation relies on high-speed fiber optic backbones to link distributed control systems across noise-intensive industrial environments. Unlike copper wiring, optical fibers transmit data via light pulses, making them completely immune to electromagnetic interference (EMI). Field engineers must master optical cable joining and fusion splicing techniques to guarantee low-loss data transmission across critical Programmable Logic Controller (PLC) and Distributed Control System (DCS) nodes.