Engine Monitoring System
电子控制模块（ECM）为该发动机提供了一个综合、可编程的发动机监控系统。 ECM 监控指定的发动机操作参数，以检测可能会发生的异常情况。 如果特定发动机参数超过发动机监控系统所定义的可接受范围，则 ECM 将产生事件代码。 ECM 将会根据该情况的严重程度做出反应。 有关事件代码的信息，请参阅故障诊断与排除, "事件代码"。
以下行动可能由 ECM 触发。 这些行动取决于情况的严重程度。
- 点亮警告灯或警告报警
- 发动机减额
- 发动机停机
每个参数可能会具有以下三种响应。 有些响应对某些参数是无效的。 参考表 1。
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| 警告操作 | |||||
|---|---|---|---|---|---|
| 警告级别 | 警告指示 (1) | 操作员行动要求 | 可能出现的结果 (2) | ||
| 警报指示器闪亮 (3) | 行动灯闪烁 | 故障警报响起 | |||
| 1 | X | 无需立即行动。 系统需要即刻留意。 | 无害或损坏后果。 | ||
| 2 | X | X | 改变机器的操作方式或对系统进行保养。 | 损坏系统部件 | |
| 3 | X | X | X (4) | 立即对发动机进行安全停机。 | 操作员受伤或严重损坏部件。 |
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| (1) | 启用的警告指示用 "X" 符号表示。 |
| (2) | 如果操作员不采取行动，以下是可能出现的结果。 |
| (3) | 频率为 1/2 Hz。 |
| (4) | 脉动警报。 |
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