代碼 230640: <location>SI MM: Fault in the shutdown path of the second channel
問題描述與安全警告
Siemens SINUMERIK 840D CNC 觸發了嚴重的 <location>SI MM: Fault in the shutdown path of the second channel 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
Message value: %1 Drive object: All objects Reaction: OFF2 Acknowledge: IMMEDIATELY (POWER ON) Cause: The Motor Module has detected a communications error with the higher-level control or the TM54F to transfer the safety-relevant information. Note: This fault results in a STOP A that can be acknowledged. Fault value (r0949, interpret decimal): Only for internal Siemens troubleshooting. Remedy: For the higher-level contro l, the following applies: - check the PROFIsafe address in the higher-level control and Motor Modules and if required, align. - save all parameters (p0977 = 1). - carry out a POWER ON (power off/on) for all components. For TM54F, carry out the following steps: - start the copy function for the node identifier (p9700 = 1D hex). - acknowledge hardware CRC (p9701 = EC hex). - save all parameters (p0977 = 1). - carry out a POWER ON (power off/on) for all components. The following generally applies: - upgrade the Motor Module software. Note: MM: Motor Module SI: Safety Integrated See also: p9810 (SI PROFIsafe address (Motor Module))
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 230640 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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