Variable Frequency Drives

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The one website you need to know when using Allen-Bradley Variable Frequency Drives

My colleague and I recently had the pleasure of meeting with two of our local Rockwell "Variable Frequency Drive" (VFD) experts. We met so they could show us how to integrate the PowerFlex 750 family of drives into a ControlLogix system. During...
USB Cable Data Highway Plus - 1784-U2DHP

USB Cables For Use With Allen-Bradley (A-B) Products

For decades we’ve relied on our laptop’s trusty Serial Port or PCMCIA Slot to communicate with legacy A-B devices. But when our old laptop dies, or a new one arrives, it's very unlikely to have either a Serial Port or PCMCIA...
Free Software Downloads From Rockwell Software Download Listing

Free Allen-Bradley (A-B) And Rockwell Automation (RA) Software (Part 2)

UPDATE 10/31/2017: Try as I might, I can no longer find the software packages listed in this article anywhere online (the associated sites have been completely redesigned.) Where to get free software for Allen-Bradley (A-B) and Rockwell Automation (RA) products,...
MicroLogix-1200-to-PowerFlex-4-Modbus

MicroLogix 1200 to PowerFlex 4 using Modbus

This second program is based on the first, but uses the Modbus Master protocol available in the latest release of the MicroLogix 1200, as well as a 1761-Net-AIC. The biggest obstacle in getting this configuration to work was trying to find...
MicroLogix-1200-to-PowerFlex-4

MicroLogix 1200 to PowerFlex 4 from 22-SCM-232 Manual

This first program is based on the example in the appendix of the 22-SCM-232 Manual. After unsuccessfully attempting to get an electronic copy from Rockwell Drives Tech Support, I broke down and typed in all the ladder and comments myself. Once setup...

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