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Allen Bradley PLC 3 1775-MED

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1775-MED

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The 1775-MED is an error-correcting RAM module from Allen Bradley's PLC 3 series. It has a memory capacity of 128,000 words and operates efficiently within a voltage range of 5 to 15 volts DC.

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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 1775-MED

ManufacturerAllen Bradley
Product TypeError-Correcting Random Access Memory Module
Product LinePLC 3
Part Number1775-MED
GTIN10612598005847
Weight7.13 lbs (3.23 kg)
Memory Capacity128,000 words
Mounting MethodChassis mount
Battery TypeRechargeable nickel-cadmium battery
Battery Voltage3.6 Volts
Operating Voltage5 to 15 Volts DC
Input Current Rating0.15 to 1.8 Amperes
Connector Type50-pin connector
Communication PortsRS-232-C or RS-422-A ports
Local SignallingThree LED indicators
Input Frequency50 to 60 Hertz
Operating Temperature32 to 104 degrees Fahrenheit
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The 1775-MED from Allen Bradley functions as an error-correcting random access memory module. This module is engineered for PLC 3 systems and boasts a substantial memory capacity of 128,000 words, allowing for significant data storage and management.

Designed for installation using a chassis mount method, the 1775-MED ensures secure integration within the control environment. It is powered by a rechargeable nickel-cadmium battery that operates at 3.6 volts, enabling consistent performance. The module can function within an operating voltage range of 5 to 15 volts DC.

In terms of input current, the module supports ratings between 0.15 to 1.8 amperes, facilitating versatile control operations. For connectivity, it offers both RS-232-C and RS-422-A communication ports, making it suitable for various data transmission needs.

Three LED indicators provide visual feedback for local signalling, enabling quick status checks during operation. Furthermore, the unit functions effectively within an input frequency range of 50 to 60 Hertz, and it is capable of operating in environmental conditions ranging from 32 to 104 degrees Fahrenheit, making it adaptable to a variety of settings.

Revision Part #Also known as
1775-MED Ser A1775-MED/A, Series A, Rev A
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