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Overview
The Allen-Bradley 1756-EN2TR is a dual EtherNet/IP interface module for the ControlLogix family of programmable logic controllers (PLCs). It provides two independent 100BASE-TX Ethernet ports that can be used to connect to a variety of devices, including other PLCs, HMIs, databases, and sensors. The module supports both TCP/IP and CIP (ControlNet Industrial Protocol) protocols.
Features
- Two independent EtherNet/IP ports
- Supports up to 128 TCP connections and 256 CIP connections
- 10/100 Mbps Ethernet speed
- Supports both standard and secure (SSL/TLS) communication
- DIN rail mounting
- IP67 environmental protection
Technical Specifications
Electrical:
- With Optical Interface: No
- Supporting Protocol for TCP/IP: Yes
- Supporting Protocol for DeviceNet: No
- Supporting Protocol for Other Bus Systems: No
- Redundancy: Yes
- IO Link Master: No
- Supporting Protocol for DeviceNet Safety: No
- Supporting Protocol for EtherNet/IP: Yes
- Power Dissipation: 5.1 W
- Thermal Dissipation: 17.4 BTU/h
- Enclosure Type Rating: None (Open-Style)
- Ethernet Ports: 2 Ethernet RJ45 Category 5
- CIP Unconnected Messages: 128 + 128 (Backplane + Ethernet)
- Current Draw: 1 A @ 5.1V DC, 3 mA @ 24V DC
- Ethernet Cable: 802.3 Compliant Shielded or Unshielded Twisted Pair
- Wiring Category: 2 – on Ethernet ports, 3 – on USB ports
- Communication Rate: 10/100 Mbps
- Connections Supported, Max: TCP: 128, CIP: 256 (CIP connections can be used for all explicit or all implicit applications. For example, a 1756-ENBT module has a total of 128 CIP connections that can be used for any combination of connections.)
- Isolation Voltage: 30V (Continuous), Basic Insulation Type, Ethernet to Backplane, USB to Backplane, and USB to Ethernet (Applies only to these modules/series: 1756-EN2T/D, 1756-EN2TR/C, 1756-EN3TR/B), Type tested at 980V AC for 60 s
- Supporting Protocol for LON: No
- Supporting Protocol for ASI: No
- Supporting Protocol for PROFIBUS: No
- Supporting Protocol for CAN: No
- Supporting Protocol for INTERBUS: No
- Supporting Protocol for KNX: No
- Supporting Protocol for Modbus: No
- Supporting Protocol for Data-Highway: No
- Supporting Protocol for SUCONET: No
- With Potential Separation: No
- Supporting Protocol for SERCOS: No
- Supporting Protocol for INTERBUS-Safety: No
- Radio Standard Bluetooth: No
- Radio Standard Wi-Fi 802.11: No
- Supporting Protocol for AS-Interface Safety at Work: No
- Supporting Protocol for Foundation Fieldbus: No
- Supporting Protocol for PROFINET CBA: No
- Supporting Protocol for PROFINET IO: No
- Supporting Protocol for PROFIsafe: No
- Supporting Protocol for SafetyBUS p: No
- Radio Standard GPRS: No
- Radio Standard GSM: No
- Radio Standard UMTS: No
- Slot Width: 1
- ATEX Temp Code: T4
Environmental:
- Surrounding Air Temperature, Max: 60 °C
- Storage Temperature: -40 °C < Ta < 85 °C (-40 °F < Ta < 185 °F)
- Emissions: CISPR 11: Class A
- Vibration: 2 G @ 10…500 Hz
- ESD Immunity: 6 kV contact discharges, 8 kV air discharges
- EFT/B Immunity: ±3 kV at 5 kHz on Ethernet ports
- Relative Humidity: 5…95% non-condensing
- Shock: Operating: 30 G, Non-operating: 30 G
- Conducted RF Immunity: 10V rms with 1 kHz sine-wave 80% AM from 150 kHz…80 MHz
- Surge Transient Immunity: ±2 kV line-earth (CM) on Ethernet ports
- Operating Temperature: 0 °C < Ta < 60 °C (32 °F < Ta < 140 °F)
- Radiated RF Immunity: 10V/m with 1 kHz sine-wave 80% AM from 80…2000 MHz, 10V/m with 200 Hz 50% Pulse 100% AM @ 900 MHz, 10V/m with 200 Hz 50% Pulse 100% AM @ 1890 MHz, 3V/m with 1 kHz sine-wave 80% AM from 2000…6000 MHz
Certification:
- North American Temperature Code: T4A
- IECEx Temperature Code: T4
Mechanical:
- Module Location: Chassis Based, Any Slot
Documentation:
- Installation Instructions: ENET-IN002
- Find more technical documentation for this product in the Technical Documentation Center.
Certification:
- China CCC ATEX
- China CCC
- American Bureau of Shipping
- ODVA
- ATEX
- CE
MORE PRODUCTS
We have ample stock of Allen-Bradley products available. If you can’t find the specific model you’re looking for on the 6GControls website, don’t worry – you can reach out to our sales manager directly.
| Manufacturer | Modules |
| Allen-Bradley | 1756-EN2TR |
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| Allen-Bradley | 1756-IF16 |
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| Allen-Bradley | 1715-AENTR |
| Allen-Bradley | 1756-L74 |
| Allen-Bradley | 2711P-T6C20D |
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| Allen-Bradley | 80026-088-01 |
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| Allen-Bradley | 80190-640-02-R |
| Allen-Bradley | 80190-540-02-R |
| Allen-Bradley | 80026-044-06-R |
| Allen-Bradley | 1715-IF16 |
