代碼 231-E028: CC%2 MB/PLB does not respond. Device ID: %3
問題描述與安全警告
Heidenhain TNC Series CNC 觸發了嚴重的 CC%2 MB/PLB does not respond. Device ID: %3 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
[Cause of error] - HSCI components with functional safety (FS) no longer responds (B channel): MB machine operating panel or PLB 6xxx - Component was separated during operation with the HSCI bus - 24 V NC power supply of the component was interrupted - The entered device ID provides information on the affected parameter: 5 = System module on PLB 62xx FS 7 = MB 6xx FS 15 = Expansion PLB (without system module) PLB 61xx FS, PLB 60xx FS 17 = Integrated PLB of the UEC controller unit - Faulty firmware of the PLB or the MB [Error correction] - Check the MB and PLB in the HSCI bus diagnosis - Save service files - Check the HSCI connections - Check the 24 V power supply of the MB and the PLB - Inform your service agency [552] 10/2023
Source: HEIDENHAIN NC Error Messages — TNC7/640/620/320/128, CNC PILOT 640, MANUALplus 620 (10/2023)
Last reviewed: 2026-07-01 · Verified against the manufacturer’s official documentation.
關於 Heidenhain TNC Series CNC 警報
由 Heidenhain 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 TNC Series CNC 出現類似 231-E028 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: 4497 Heidenhain TNC Series CNC 代碼s.
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