代码 700121: Prox. switch toolchanger up/down
问题描述与安全警告
Chiron Siemens-Control CNC 触发了严重的 Prox. switch toolchanger up/down 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
The "Tool changer up" sensor and the SW cam [10] "Z-axis tool change position up" (F71.1) signal simultaneously (sensor monitor). The machine functions are stopped immediately. As far as no thread-cutting is pending. 1. Check the sensor and the PLC input signal "Tool changer up". 2. Check the SW cam [10] "Z-axis tool change position up" (F71.1). 3. Once the malfunction has been remedied, press [DELETE ERROR] key. Message is cleared. The diagnosis overview of the signals can be found under: Error messages Tool change Prox. switch toolchanger up/down Chapter 2.2 ‘Tool changer diagnostics menu’ on page 11
Source: CHIRON Error Message Overview, all series (Siemens control, V2.0.6, 2012)
Last reviewed: 2026-07-01 · Verified against the manufacturer’s official documentation.
关于 Chiron Siemens-Control CNC 警报
由 Chiron 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 Siemens-Control CNC 出现类似 700121 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: 545 Chiron Siemens-Control CNC 代码s.
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