代码 SRVO-231: Chain 2 abnormal %x,%x
问题描述与安全警告
Fanuc R-30i Series Robot Controller 触发了严重的 Chain 2 abnormal %x,%x 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
Cause: 1. A failure occurred in chain 1 (+24V)/chain2(0V) of emergency stop circuit. 2. There is a possibility that the specification of the teach pendant is incorrect when occurring immediately after turning on of the power supply. For instance, this might occur if the teach pendant of non-RIA/CE specification is connected with the controller of the RIA/CE specification. Remedy: 1. In case of the above cause 2, connect a correct teach pendant. 2. Confirm the history of the alarm on the Alarm Log screen. If occurring with either 'Operator panel E-stop', 'Teach pendant E-stop' or 'Deadman switch released', the emergency stop button is released, and it presses again. For deadman switch, the deadman switch is gripped once and it released again. Chain abnormal state was released if occurring SRVO-236 'Chain failure is repaired'. Release e-stop button, deadman and press RESET. 3. If this alarm cannot be reset, refer to the Controller Maintenance Manual for more information. After these measures, the release operation of chain abnormal state is necessary. a. Press the emergency stop button on the teach pendant or operator panel once and release it. b. Press F4 'RES_1CH' on the Alarm Active screen. c. Press RESET. 4.ERROR CODES B-83124EN-6/02
Source: FANUC Robot R-30iA Alarm Code List Operator's Manual
Last reviewed: 2026-07-01 · Verified against the manufacturer’s official documentation.
关于 Fanuc R-30i Series Robot Controller 警报
由 Fanuc 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 R-30i Series Robot Controller 出现类似 SRVO-231 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。
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