代碼 SV0456: ILLEGAL CURRENT LOOP
問題描述與安全警告
Fanuc 0i-D / 0i Mate-D Alarm List 觸發了嚴重的 ILLEGAL CURRENT LOOP 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: Servo alarms (SV alarm) An attempt was made to set the current loop that could not be set. The amplifier pulse module in use does not comply with HIGH SPEED HRV. Or, requirements to control are not satisfied in the system.
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 SV0456 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。
Have a better solution?
Help the industrial community by sharing your repair experience for code SV0456.
Need a searchable reference for more Fanuc 0i-D / 0i Mate-D Alarm List manuals?
We structure equipment manuals into searchable code, title, cause, solution, safety note, and source-reference data. Send a PDF and example searched codes when you need public pages, private search, or structured exports.
Space reserved for Google AdSense / Industrial Affiliate Links
Monetization target for 2026