Product Details
Overview
The 1756-EN2TK (1756-EN2TK) is a high-performance EtherNet/IP™ communication interface designed for the ControlLogix® platform. The "K" suffix designates this as a conformal-coated module, providing enhanced resistance against harsh environmental factors such as moisture, dust, and chemical contaminants. This module supports high-speed data exchange, bridging, and routing between EtherNet/IP networks and the ControlLogix backplane, making it a critical component for distributed I/O, HMI connectivity, and controller-to-controller interlocking.
Detailed Technical Specifications
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Network Speed: 10/100 Mbps (Auto-negotiating)
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Backplane Current (5.1V DC): 1.0 Amp
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Backplane Current (24V DC): 3 mA
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Peak Power Dissipation: 5.1 Watts
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Thermal Output: 21.28 BTU per hour
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Maximum Ethernet Connections: 256 (Logix) or 128 (TCP)
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CIP Unconnected Messages: 64–128 (System dependent)
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Isolation Voltage: 30 Volts (continuous), Basic Insulation Type, tested at 500V AC for 60 seconds
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Slot Requirements: Single slot (occupies any available slot in 1756 chassis)
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Environmental Protection: Conformal Coated (K-version) for noxious atmospheres
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Operating Temperature: 0 to 60 °C (32 to 140 °F)
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Physical Weight: 1.06 lbs (0.48 kg)
Network Integration and Reliability
The 1756-EN2TK (1756-EN2TK) is optimized for high-demand architectures where system uptime is paramount. It supports a wide array of industrial protocols, including messaging, producer/consumer tags, and distributed I/O control. By utilizing its advanced bridging capabilities, users can access devices on the Ethernet network from ControlNet or DeviceNet via the ControlLogix backplane without the need for additional gateways.
Engineering FAQ
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What is the advantage of the "K" version over the standard module?The 1756-EN2TK (1756-EN2TK) includes a protective conformal coating on the internal circuitry. This is essential for applications in wastewater treatment, oil and gas, or chemical plants where airborne corrosives could otherwise damage standard electronics.
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Does this module support Device Level Ring (DLR) topologies?Unlike the 1756-EN2TR, the 1756-EN2TK (1756-EN2TK) has a single RJ45 port and does not natively support DLR ring configurations. It is intended for star or linear topologies unless used in conjunction with an external tap.
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Can this module handle motion control applications?Yes, it is fully compatible with Integrated Motion on the EtherNet/IP network, supporting high-precision axis synchronization for Kinetix drives.
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
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