代码 61422: [Channel %1: ] Block %2: Parameter _MVAR incorrect --> Error code: %4
问题描述与安全警告
Siemens SINUMERIK 840D CNC 触发了严重的 [Channel %1: ] Block %2: Parameter _MVAR incorrect --> Error code: %4 警报。需要由合格的操作员或维修技师立即处理，以防止在制造周期中对设备造成二次损坏或导致零件报废。在接触电气控制箱之前，请务必确保遵循标准安全和停机挂牌 (LOTO) 程序。
官方故障排除步骤
Parameters: %1 = Channel number %2 = Block number, label channel number Definitions: The alarm can be triggered by the fo llowing measuring cycles: CYCLE996 Diagnostics Manual (DAsl), 03/2009 Remedy: Causes of error: 1. Error code = A -> _MVAR = 9x identifier CYCLE996 measure kinematics 2. Error code = B -> Parameter for normalizing (_MVAR) incorrect 3. Error code = C -> Measurement variant "compute only" active, but rotary axis 1 or 2 not measured (see also parameter _OVR[40])
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.
关于 Siemens SINUMERIK 840D CNC 警报
由 Siemens 制造的工业控制器具有广泛的诊断系统，用于保护内部电路和机械连杆。当 SINUMERIK 840D CNC 出现类似 61422 的错误代码时，通常表示指令值与实际传感器反馈之间存在不匹配。
完整报警清单: 4014 Siemens SINUMERIK 840D CNC 代码s.
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