代码 120: Low Air Pressure
问题描述与安全警告
Haas VF-Series CNC 触发了严重的 Low Air Pressure 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
Air pressure dropped below 80 PSI for a period defined by Parameter 76. The LOW AIR PR alarm will appear on the screen as soon as the pressure gets low, and this alarm appears after some time has elapsed. Check your incoming air pressure for at least 100 PSI and ensure that the regulator is set at 85 PSI.
Source: Haas VF-Series Service Manual (96-8100 rev G, 2003)
Last reviewed: 2026-07-01 · Verified against the manufacturer’s official documentation.
关于 Haas VF-Series CNC 警报
由 Haas 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 VF-Series CNC 出现类似 120 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: 461 Haas VF-Series CNC 代码s.
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