Category Industrial Automation Guides

Siemens SIMATIC order numbers — officially called MLFB numbers — look like a wall of random digits at first glance. They’re not. Once you know the general structure, a string like 6ES7 314-6EH04-0AB0 tells you a lot before you even…

A used PLC that looks fine in a photo can still fail on day one — or work perfectly and save you thousands over new. The difference usually comes down to verification, not luck. Here’s what we actually check before…