代碼 PS1200 / BG1200 / SR1200: PULSCODER INVALID ZERO RETURN
問題描述與安全警告
Fanuc 0i-D / 0i Mate-D Alarm List 觸發了嚴重的 PULSCODER INVALID ZERO RETURN 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
Section: CNC alarm list Alarm group: Program/operation, background edit, communication (PS/BG/SR common alarm number) Original alarm number: 1200 The grid position could not be ca lculated during grid reference position return using the grid system as the one-revolution signal was not received before leaving the deceleration dog. This alarm is also generated w hen the tool does not reach a feedrate that exceeds the servo error amount preset to parameter No. 1836 before the decel eration limit switch is left (deceleration signal *DEC returns to “1”).
Source: Fanuc B-64305EN/03 Appendix A Alarm List
Last reviewed: 2026-07-01 · Verified against the manufacturer’s official documentation.
關於 Fanuc 0i-D / 0i Mate-D Alarm List 警報
由 Fanuc 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 0i-D / 0i Mate-D Alarm List 出現類似 PS1200 / BG1200 / SR1200 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。
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