Module Overview
The Allen Bradley 1797-ACNR15 is a ControlNet communication interface module designed for high-speed deterministic networking in distributed control and automation systems. This module provides reliable, real-time data exchange between CompactLogix or ControlLogix controllers and remote I/O racks, supporting complex industrial applications where timing precision and system reliability are critical.
Engineered for industrial environments, the 1797-ACNR15 delivers robust network connectivity with built-in diagnostics, ensuring continuous operation and minimizing system downtime.
Technical Specifications
| Parameter | Specification |
|---|---|
| Fabricant | Allen Bradley / Rockwell Automation |
| Product Type | ControlNet Communication Interface Module |
| Series | 1797 Compact I/O / ControlNet |
| Communication Protocol | ControlNet |
| Data Rate | 5 Mbps |
| Number sur Nodes Supported | Up to 99 nodes per segment |
| Connector Type | 3-pin Screw Terminal (Power), BNC or RJ45 (Network) |
| Backplane Current | 250 mA at 5 VDC |
| Operating Temperature | 0°C to 60°C (32°F to 140°F) |
| Storage Temperature | -40°C to 85°C (-40°F to 185°F) |
| Relative Humidity | 5–95% non-condensing |
| LED Indicators | Power, Link, Network Activity, Fault |
| Mounting | DIN Rail or 1797 I/O Chassis |
| Dimensions (H × W × D) | 100 mm × 45 mm × 75 mm (3.94 in × 1.77 in × 2.95 in) |
| Poids | 0.23 kg (0.51 lb) |
| Certifications | UL, CE, CSA |
Applications
The 1797-ACNR15 is commonly used in distributed control systems, including:
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Connecting remote FLEX I/O racks to a central ControlLogix controller.
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High-speed factory automation lines requiring deterministic control.
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Process automation in industries such as food and beverage, chemicals, and material handling.
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Integrating remote discrete or analog I/O devices while maintaining precise timing.
Its deterministic nature ensures consistent scan times and predictable network performance, which is crucial for real-time control applications.
Advantages
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High-speed Deterministic Communication: Supports precise timing across distributed control networks.
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Scalable: Allows multiple nodes on a single ControlNet segment.
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Robust Diagnostics: LEDs provide immediate feedback on network health and fault conditions.
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Seamless Integration: Works with 1797 FLEX I/O and ControlLogix/CompactLogix systems.
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Industrial Durability: Engineered to withstand vibration, temperature fluctuations, and electrical noise.
Informations sur l'entreprise
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