代碼 20201: [Channel %1: ] Spindle %2 no tool assigned
問題描述與安全警告
Siemens SINUMERIK 840D CNC 觸發了嚴重的 [Channel %1: ] Spindle %2 no tool assigned 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 number %2 = Spindle number Definitions: In order to make allowance for the fine tool compensat ion for the tool currently in the spindle, a spindle/tool assignment must be active. This is not presently the case for the programmed spindle in the target channel of fine tool compensation. Reaction: Interpreter stop NC Start disable in this channel. Interface signals are set. Alarm display. NC Stop on alarm. Remedy: 1. Modify the part program (write the tool fine compensation). 2. Establish spindle/tool assignment by programming: - TMON (tool monitoring) - GWPSON (tool selection) 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 20201 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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