1756-EN2F

Overview

• Model: 1756-EN2F

• Brand: Allen-Bradley

• Type: ControlLogix EtherNet/IP Fiber Module

• Function: Provides EtherNet/IP fiber communication with USB to backplane isolation

Electrical Ratings

• Isolation Voltage: 30V continuous, basic insulation (USB to backplane)

• Backplane Current: 1.2 A @ 5.1V DC

Environmental Conditions

• Operating Temperature: 0°C to 60°C (32°F to 140°F)

• Surrounding Air Temperature (Max): 60°C (140°F)

• Thermal Tests Compliance:

• IEC 60068-2-1 (Cold)

• IEC 60068-2-2 (Dry Heat)

• IEC 60068-2-14 (Thermal Shock)

Corrosion Resistance

• Atmosphere Rating: Severity Level G3 (ANSI/ISA 71.04-2013, gases)

• Chemically Active Substances: Severity Level CX (IEC 60721-3-3:2019)

• Tested Standard: ASTM B845-97 Method H (20-day exposure)

• Corrosion Rate: Up to 9.6 microns/year for copper

• Requirement: Unused ports must have plugs installed

Certifications & Safety Codes

• North American Temperature Code: T4A

• ATEX Temperature Code: T4

• IEC Temperature Code: T4

• Enclosure Rating: Open-style (no enclosure)

---