代碼 27012: Axis %1 safe end position exceeded
問題描述與安全警告
Siemens SINUMERIK 840D CNC 觸發了嚴重的 Axis %1 safe end position exceeded 警報。需要由合格的操作員或維修技師立即處理,以防止在製造週期中對設備造成二次損壞或導致零件報廢。在接觸電氣控制箱之前,請務必確保遵循標準安全和停機掛牌 (LOTO) 程序。
官方故障排除步驟
Parameters: %1 = Axis number Definitions: The axis has exceeded the li mit position entered in MD $MA_SAFE_POS_LIMT_PLUS or MD $MA_SAFE_POS_LIMIT_MINUS. Reaction: NC Start disable in this channel. Interface signals are set. Alarm display. NC Stop on alarm. Stop the axis with STOP C,D or E, depending on the configuration in MD $MA_SAFE_POS_STOP_MODE. Remedy: If no obvious operator error occurred: Check the input value of the machine data and check the SGEs: was the correct one of 2 limit positions selected ? If the MDs and SGEs are o.k., check the machine for any damage and rectify it. Program Continuation: Clear alarm with the RESET key. Restart part program Remove the user agreement for this axis. Then press the RESET key causing the program to be aborted and the alarm to be deleted. Traverse the axis in JOG mode to the valid traversing range. After fault correction of the NC program and an axis pos ition check, the user agreement can be set again and the program can be restarted.
Source: SINUMERIK 840D sl / 840Di sl / SINAMICS S120 Diagnostics Manual (DAsl, 03/2009)
Last reviewed: 2026-07-01 · Verified against the manufacturer’s official documentation.
關於 Siemens SINUMERIK 840D CNC 警報
由 Siemens 製造的工業控制器具有廣泛的診斷系統,用於保護內部電路和機械連桿。當 SINUMERIK 840D CNC 出現類似 27012 的錯誤代碼時,通常表示指令值與實際感測器回饋之間存在不匹配。
完整警報清單: 4014 Siemens SINUMERIK 840D CNC 代碼s.
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