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1794-IJ2K

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Rockwell Disclaimer: The product is used surplus. PDF 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 PDF 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, PDF 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. PDF 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. PDF Supply also makes no representations as to your right to install any such firmware on the product. PDF 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.

PDF Supply is NOT an authorized distributor for this manufacturer and therefore the manufacturer’s warranty does not apply. Product comes with PDF Supply's 1-year, 2-year, or 3-year warranty.

Other Available Revisions for the 1794-IJ2K 1794-IJ2K//A

Common misspellings:
  • l794-IJ2K
  • 179A-IJ2K
  • 1794-1J2K
  • 1794-lJ2K
  • 1794IJ2K

Technical Specifications for 1794-IJ2K

BrandAllen-Bradley / Rockwell Automation
SeriesFlex I/O
Part number1794-IJ2K
Product typeFrequency input module
High-speed frequency algorithmsSupported
Maximum frequency32,767 Hertz
Processing timeLess than 4 milliseconds
Voltage typeDC
Nominal voltage24 Volts DC
Dimensions3.7 x 3.7 x 2.7 inches

About 1794-IJ2K

The Allen-Bradley 1794-IJ2K module is a frequency input module from the Allen-Bradley/Rockwell Automation Flex I/O product line. The 1794-IJ2K frequency input module is different from ordinary input modules from the same series because it is an intelligent module that can perform frequency algorithms that are high-speed algorithms. It has a nominal voltage rating of 24 Volts DC from an external power source and it comes with 2 outputs as well as 2 inputs. It can handle as much as 32,767 Hertz of frequency and it can communicate with binary data. The 1794-IJ2K frequency input module also has a conformal coating that protects it from common harmful substances in industrial environments like chemicals, water, and other liquids.

The Allen-Bradley 1794-IJ2K Flex I/O frequency input module functions like a tachometer. It can report the direction, acceleration, or the frequency of an application load to the system’s PLC. The 1794-IJ2K frequency input module can connect to different input devices such as flowmeters and magnetic pickup devices or even proximity detectors and incremental encoders. The 24 Volts DC voltage from an external source that powers the module also powers the input devices that are connected to the module. The outputs on the 1794-IJ2K frequency input module can be used to set alarms for alerting the users about errors affecting the module or its input devices. The on-state current ratings for this module are 2 milliamps minimum, 9 milliamps nominal, and 10 milliamps maximum. The 1794-IJ2K frequency input module’s dimensions are 3.7 x 3.7 x 2.7 inches and its rated processing time is less than 4 milliseconds. 

The 1794-IJ2K frequency input module from Allen-Bradley can handle high-speed frequency algorithms and 32,767 Hertz of maximum frequency. It can handle binary data and its processing time is under 4 milliseconds.

F.A.Q for 1794-IJ2K

PDF Supply sells used surplus products. PDF Supply is not an authorized distributor, affiliate, or representative for the brands we carry. Products sold by PDF Supply come with PDF Supply’s 1-year, 2-year, or 3-year warranty and do not come with the original manufacturer’s warranty. Designated trademarks, brand names and brands appearing herein are the property of their respective owners. This website is not sanctioned or approved by any manufacturer or tradename listed.

Rockwell Disclaimer: The product is used surplus. PDF 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 PDF 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, PDF 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. PDF 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. PDF Supply also makes no representations as to your right to install any such firmware on the product. PDF 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.