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Includes a PDF Electric and Supply warranty.




2 Yr PDF Supply Warranty

What is Refurbished?

Repair Service


5-10 Days

2 Yr PDF Supply warranty


Other Available Revisions for the 1788-MCHKR 1788-MCHKR/A

Common misspellings:
  • l788-MCHKR
  • 17b8-MCHKR
  • 178b-MCHKR
  • 1788MCHKR

Technical Specifications for 1788-MCHKR

BrandAllen-Bradley / Rockwell Automation
Series1788 linking devices
Part number1788-MCHKR
Product typeMediaChecker module
Stored cable libraryIncluded
Display typeLCD screen
Display space2 lines, 16 characters of text
Batteries2 AA alkaline batteries
Control typeKeypad
Twisted-pair cable checkingSupported
Coaxial cable checkingSupported

The Allen-Bradley 1788-MCHKR module is a MediaChecker module that is part of the Allen-Bradley/Rockwell Automation 1788 linking devices product line. The purpose of the 1788-MCHKR MediaChecker module is to inspect a controller system for errors in the cables and wiring to prevent user injury, component damage, data errors, and data loss. The cable and wiring issues that the 1788-MCHKR MediaChecker module looks out for include split pairs or incorrect pairings, miswired connections, shorts and open wires on twisted-pair cables, and shorts on coaxial cables. This module has a library of stored cables that provides quick and easy access to information about common cable types, and this module is equipped to verify the proper types of cable terminations for most Allen-Bradley/Rockwell Automation cables.

The Allen-Bradley/Rockwell Automation 1788-MCHKR MediaChecker module ships with a carrying case, an RA or resistive adapter cable identifier device that has a female DB9 connector, a user manual, a quick reference card, and 2 AA alkaline batteries that are each rated at 1.5 Volts. The 1788-MCHKR MediaChecker module features an LCD screen that can show 2 lines of text at a time with up to 8 characters of text per line. There are up and down arrow keys on the module that can be used to scroll up and down on the screen when there is more text on the screen than can be shown in just 2 lines and 16 characters. The “Enter” key is used to enter menu selections into the module and to bring up a display of the current cable selection, and the “Setup” key provides access to the module’s cable selection and calibration settings.

The Allen-Bradley/Rockwell Automation 1788-MCHKR MediaChecker module is used to inspect the wiring and cables in a controller for errors like shorts or incorrect pairings. It comes with a screen that shows 2 lines and 16 characters of text at a time.

F.A.Q for 1788-MCHKR

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PDF Electric & Supply Inc. sells new, new surplus and refurbished products which are sourced through independent channels. All warranties and support, if applicable, are with PDF Electric & Supply Inc. and not the manufacturer. PDF Electric & Supply Inc. is not an authorized distributor or representative for the listed manufacturers and makes no representations as to any quality control performed by any listed manufacturer on the products. The products listed on this website may vary as to their country of origin; the accessories, and other items included with the product; and the language used on the packaging, the parts, and any related instructions or printed material related to the products. This website is not sanctioned or approved by any manufacturer or tradename listed. Designated trademarks, brand names and brands appearing herein are the property of their respective owners.