Allen-Bradley 1756-EN3TR module ControlLogix

The Allen-Bradley 1756-EN3TR is a communication bridge module that is part of the Allen-Bradley ControlLogix 2-port series of modules. Two 10-100 Mbps RJ-45 ports with embedded switches are included with this module. The controller supports up to 128 CIP motion axes (position loop) and up to 255 total axes, up to 128 TCP/IP connections and 256 Logix connections. Special features of the Allen-Bradley 1756-EN3TR include embedded switch technology, communication rates of 10-100 Mbps, 128 CIP motion axes, 128 TCP/IP connections, and 256 Logix connections. Its backplane current (mA) is 1A at 5.1V DC and 3mA at 24V DC. The maximum power consumption of the 1756-EN3TR is 5.1W and the power dissipation is 5.1W. It comes with a USB port. The 1756-EN3TRa€?s insulation voltage is 30 Volts continuous with an open enclosure and its operating temperature is 32-140o Fahrenheit. It has a current rating of 1.2 Amps, a thermal dissipation of 21.28 BTU per hour, and a power dissipation of 6.2 Watts. The power consumption is 5.1 Watts with a backplane current of 3 milliamps and 24 V DC and 1 amp at 5V DC.

Technical specifications for 1756-EN3TR

ManufacturerRockwell Automation

Thermal Dissipation17.4 BTU/hr

Power Dissipation5.1 W

Part Number/Catalog No.1756-EN3TR

BrandAllen-Bradley

Communication Port:Two (2) Ethernet; One (1) USB

Ethernet Data Transfer speed:10 /100 Mbps

Supported topologies:Linear / Device Level Ring (DLR)

USB Data Transfer rate:12 Mbps

Mounting:Any 1756 Chassis

Backplane current:1.0 A at 5.1 VDC; 3 mA at 24VDC

Slot width1

Chassis1756-A4, 1756-A7, 1756-A10, 1756-A13, 1756-A17

Power supply, standard1756-PA72, 1756-PA75, 1756-PB72, 1756-PB75, 1756- PC75, 1756-PH75

Power supply, redundant1756-PA75R, 1756-PB75R, 1756-PSCA2

Integrated Motion:Supported

Integrated motion axes:Up to 128 Axes

SeriesControlLogix

Module TypeEthernet Communication Module

LocationChassis (any slot)

Backplane Current (5Volts)1 amp

Backplane Current (24 Volts)3 milliamps

Power Consumption5.1 Watts

Insulation Voltage30 Volts Continuous

EnclosureOpen

Operating Temperature32-140 Fahrenheit, 0-60 Celsius

Current Rating1.2 Amps