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Allen Bradley ControlLogix 1120780002

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1120780002

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The 1120780002 from Allen Bradley is a communication module designed for in-chassis installation within the ControlLogix series. This unit is equipped with four independent serial ports that facilitate connections using RS-232, RS-422, and RS-485 protocols, catering to various industrial communication needs.

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Rockwell Disclaimer: The product is used surplus. DO Supply is not an authorized surplus dealer or affiliate for the Manufacturer of this product. The product may have older date codes or be an older series than that available direct from the factory or authorized dealers. Because DO Supply is not an authorized distributor of this product, the Original Manufacturer's warranty does not apply. While many Allen-Bradley PLC products will have firmware already installed, DO Supply makes no representation as to whether a PLC product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application. DO Supply also makes no representations as to your ability or right to download or otherwise obtain firmware for the product from Rockwell, its distributors, or any other source. DO Supply also makes no representations as to your right to install any such firmware on the product. DO Supply will not obtain or supply firmware on your behalf. It is your obligation to comply with the terms of any End-User License Agreement or similar document related to obtaining or installing firmware.

Technical specifications for 1120780002

ManufacturerAllen Bradley
Product TypeIn-Chassis Communication Module
Product LineControlLogix
Part Number1120780002
Weight3.00 lbs (1.36 kg)
Number of Channels4 Independent Serial Ports
Interface TypeSerial RS-232, RS-422, RS-485
Physical Connector9-pin D-sub
Coating TypeConformal Coated
Status IndicatorsLED display
Min. Operating Temperature0°C
Max. Operating Temperature60°C
Min. Storage Temperature-40°C
Max. Storage Temperature85°C
Relative Humidity5 to 95% (Non-Condensing)
Installation Altitude1000 m
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The Allen Bradley part number 1120780002 represents an in-chassis communication module within the well-established ControlLogix series. It features four independent serial ports, making this module versatile for multiple communication links. Designed to interface with various protocols, it supports RS-232, RS-422, and RS-485, allowing for different setups depending on the requirements of the application.

Each channel connects through a robust 9-pin D-sub connector, ensuring reliable physical connectivity for the intended communication types. The module is conformally coated, enhancing its resistance to environmental factors and ensuring better durability. Additionally, it is equipped with LED indicators that provide users with clear status information at a glance.

The operational parameters for this module include a minimum temperature of 0°C and a maximum of 60°C, allowing it to function in typical industrial conditions. For storage, it can withstand extreme conditions, with a range from -40°C to 85°C, granting flexibility in various installation environments. Furthermore, the module can effectively operate in areas with relative humidity levels of 5% to 95% (non-condensing), and is rated for installation at altitudes up to 1000 meters.

Revision Part #Also known as
1120780002 Ser A1120780002/A, Series A, Rev A
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