代碼 27302: F_DP: Double assignment MD %1[%2] - MD %3[%4]
問題描述與安全警告
Siemens SINUMERIK 840D CNC 觸發了嚴重的 F_DP: Double assignment MD %1[%2] - MD %3[%4] 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 = MD name 1 %2 = MD array index for MD name 1 %3 = MD name 2 %4 = MD array index for MD name 2 Definitions: An illegal double assignment has been parameterized in the stated MD: - %1 and %3 = $MN_SAFE_RDP_ASSIGN: SPL inputs ($A_INSE) are multiply occupied by F_DP communication. - %1 and %3 = $MN_SAFE_SDP_FILTER: F user data of an F_SENDDP are multiply occupied by sub-slots - %1 and %3 = $MN_SAFE_SDP_LADDR, $MN_SAFE_RDP_LADDR: Logical basic addresses are mu ltiply occupied by SPL connections - %1 and %3 = $MN_SAFE_SDP_FILTER: System variable assignments ar e multiply occupied by SPL connections - %1 and %3 = $MN_SAFE_SDP_ID, $MN_SAFE_RDP_ID: Parameter DP_DP_ID is multiply occupied by different SPL connections %2 and %4: MD index of SPL connection Reaction: Mode group not ready. Channel not ready. NC Start disable in this channel. Interface signals are set. Alarm display. NC Stop on alarm. Remedy: Correct the MD. Program Continuation: Switch control OFF - ON.
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 27302 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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