代码 ER02: PROGRAM SIZE OVER
问题描述与安全警告
Fanuc 30i/31i/32i CNC 触发了严重的 PROGRAM SIZE OVER 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
(1) R educe the size of the sequence program. (2) Contact us, and specify a ladder step count option that allows you to set a larger program size. The sequence program is too large. The sequence program is invalid.
Source: Fanuc Series 30i/31i/32i-A Maintenance Manual, Appendix A Alarm List — PMC alarms (B-64485EN/01)
Last reviewed: 2026-07-01 · Verified against the manufacturer’s official documentation.
关于 Fanuc 30i/31i/32i CNC 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 30i/31i/32i CNC 出现类似 ER02 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: 85 Fanuc 30i/31i/32i CNC 代码s.
Have a better solution?
Help the industrial community by sharing your repair experience for code ER02.
Need a searchable reference for more Fanuc 30i/31i/32i CNC manuals?
We structure equipment manuals into searchable code, title, cause, solution, safety note, and source-reference data. Send a PDF and example searched codes when you need public pages, private search, or structured exports.
Space reserved for Google AdSense / Industrial Affiliate Links
Monetization target for 2026