代碼 26076: [Channel %1: ] Axis %2 not available for NC program, firmly assigned PLC axis
問題描述與安全警告
Siemens SINUMERIK 840D CNC 觸發了嚴重的 [Channel %1: ] Axis %2 not available for NC program, firmly assigned PLC axis 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 = Channel %2 = Axis, spindle Definitions: The axis is a firmly assigned PL C axis. The axis is therefore not available for the NC program. Reaction: Interpreter stop NC Start disable in this channel. Interface signals are set. Alarm display. Remedy: Do not define axis as a firmly assigned PLC axis. Change of MD30460 $MA_BASE_FUNCTION_MASK bit5. Program Continuation: Clear alarm with the RESET key. Restart part program
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 26076 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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