Mori Seiki Ex Alarm List

The Ultimate Guide to the Mori Seiki EX Alarm List: Causes, Solutions, and Prevention

Introduction: Why the EX Alarm List Matters

Mori Seiki (now known as DMG Mori) is synonymous with high-precision, reliable CNC lathes, milling machines, and multi-tasking machining centers. However, even the most robust machines encounter errors. Among the various alarm groups (e.g., NC alarms, servo alarms, PLC alarms), the EX series alarms (External User Alarms) are the most common—and often the most misunderstood.

. These alarms often relate to machine-specific mechanical conditions, safety interlocks, and auxiliary equipment. Common Mori Seiki EX Alarms EX0006 - Wrong Combination of M-Codes : An invalid set of M-commands was given simultaneously. EX0018 - Need Zero-Return mori seiki ex alarm list

Part 1: What Are EX Alarms on a Mori Seiki Machine?

EX alarms originate from the PLC (Programmable Logic Controller) ladder logic. They are not hardware failure alarms (those usually start with "SV", "SP", or "OH"). Instead, EX alarms are triggered by: The Ultimate Guide to the Mori Seiki EX

EX0001 – EX0499: Safety and Operation Alarms (e.g., Door Open, Emergency Stop). EX0018 - Need Zero-Return Part 1: What Are