RSLinx Classic Lite is genuinely free from Rockwell Automation for basic communication (no programming or DDE/OPC). You can download it legally from Rockwell's official website after a free registration.
: Choose "Direct Download" to receive the executable file immediately without using a download manager. Rockwell Automation Portable Version Reality no official portable version rslinx classic lite 259 download free portable
Highly stable when communicating with older 1747-PIC or 1761-CBL-PM02 cables. RSLinx Classic Lite is genuinely free from Rockwell