代碼 ER68: I/O Link i TOO MANY ASSIGNMENTS IN HIGH
問題描述與安全警告
Fanuc 30i/31i/32i CNC 觸發了嚴重的 I/O Link i TOO MANY ASSIGNMENTS IN HIGH 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
SPEED MODE (CHn,Gyy) (Note1) (Note3) When a group in the high-speed transfer cycle mode is connected to I/O Link i, correct assignment so that the assignment for each group is performed within the quartered transfer timing with referencing the PMC programming manual (B-64513EN). In CHn, assignment could not be made to group yy and following because the transfer capacity limit was exceeded in transfer timing assignment processing when the high-speed mode of I/O Link i is used.
Source: Fanuc Series 30i/31i/32i-A Maintenance Manual, Appendix A Alarm List — PMC alarms (B-64485EN/01)
Last reviewed: 2026-07-01 · Verified against the manufacturer’s official documentation.
關於 Fanuc 30i/31i/32i CNC 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 30i/31i/32i CNC 出現類似 ER68 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: 85 Fanuc 30i/31i/32i CNC 代碼s.
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