代碼 206320: <location>Master/slave: 4-channel multiplexer control not valid
問題描述與安全警告
Siemens SINUMERIK 840D CNC 觸發了嚴重的 <location>Master/slave: 4-channel multiplexer control not valid 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: A_INF Reaction: NONE Acknowledge: IMMEDIATELY Cause: Values 0, 1, 2 and 3 are valid to control the 4-channel multiplexer via CI: 3572. In this case, an invalid value was identified. The control remain s effective with the previous value. Fault value (r0949, interpret decimal): Invalid value to control the multiplexer. See also: p3572 (Master/slave active curr ent setpoint, multiplexer selection) Remedy: - check the interconnection to control the multiplexer (CI: p3572). - check the signal source signal value of the BICO interconnection. See also: p3572 (Master/slave active curr ent setpoint, multiplexer selection) SINAMICS-Alarms Diagnostics Manual (DAsl), 03/2009
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 206320 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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