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代码 UFB-416: EncOut Cflct

问题描述与安全警告

Allen-Bradley PowerFlex 750 Drive 触发了严重的 EncOut Cflct 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

Type: Alarm 1 Either P9 [FB0 Loss Cfg] or P39 [FB1 Loss Cfg] Indicates that there is one of the following problems with the Encoder Output: • The selection in the P80 [Enc Out Sel] is not possible since the required pins on the terminal blocks are already used for Feedback 0 or 1 according to P6 [FB0 Device Sel] and P36 [FB1 Device Sel]. • P80 [Enc Out Sel] is set to 2 “Sine Cosine” and there is no signal connected to the pins 1…4 of TB 1. • P80 [Enc Out Sel] is set to 2 “Sine Cosine,” the value of P15/45 [FBX IncAndSC PPR] is not a power of two, and P84 [EncOut Z PPR] is not set to 0 “1 ZPulse.” The value of P15/45 [FBX IncAndSC PPR] must be a power of two. • P80 [Enc Out Sel] is set to 3 “Channel X” or 4 “Channel Y” and there is no encoder connected to that channel. • P80 [Enc Out Sel] is set to 3 “Channel X” or 4 “Channel Y” and there is a linear encoder connected to this channel. Reset Description

Source: Allen-Bradley PowerFlex 750-Series AC Drives Programming Manual (750-PM001)

Last reviewed: 2026-07-01 · Verified against the manufacturer’s official documentation.

关于 Allen-Bradley PowerFlex 750 Drive 警报

由 Allen-Bradley 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 PowerFlex 750 Drive 出现类似 UFB-416 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: 663 Allen-Bradley PowerFlex 750 Drive 代码s.

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