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Allen Bradley ControlLogix 1756-RM2

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1756-RM2

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The 1756-RM2 is a redundancy module crafted by Allen Bradley within the ControlLogix series. Designed to enhance system reliability, this module operates with a 5.1-volt draw of 1.16 amps and consumes 3.4 mA at 24 volts.

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Not an Authorized Distributor: DO Supply is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All of our products come with DO Supply's 2-year warranty.
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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 1756-RM2

ManufacturerAllen Bradley
Product TypeRedundancy Module
Product LineControlLogix
Part Number1756-RM2
UPC884951800434
Weight0.69 lbs (0.31 kg)
Current Draw at 5.1 Volts1.16 Amps
Current Draw at 24 Volts3.4 mA
Maximum Power Dissipation6 Watts
Thermal Dissipation21 BTU per Hour
Maximum Connector Cable Length10 Meters
Slot Width1 Slot
Module LocationAny Slot in Chassis
Enclosure TypeNone (Open Style)
Operating Temperature0 to 60 Degrees Celsius
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The 1756-RM2 from Allen Bradley stands out as a redundancy module in the ControlLogix series, designed to elevate system availability and functionality. This unit draws a current of 1.16 amps when powered at 5.1 volts and requires a minimal 3.4 mA at 24 volts. The device is intended for deployment in systems where uptime is essential. With the capability of dissipating up to 6 watts, the 1756-RM2 effectively manages thermal outputs, yielding approximately 21 BTU per hour.

A significant feature of this module is its compatibility with ControlLogix 5560 and 5570 controllers, allowing for versatile use within various configurations. The unit’s open-style enclosure promotes efficient heat dissipation while the maximum cable length supported is 10 meters, providing flexibility in installations. It occupies one chassis slot and can be positioned in any slot within the chassis, making it adaptable to different layouts. The operational temperature range for the 1756-RM2 is from 0 to 60 degrees Celsius, ensuring reliability across varying environments, whether in industrial settings or controlled areas.

Revision Part #Also known as
1756-RM2 Ser A1756-RM2/A, Series A, Rev A
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