834G Wheel Tractor and 836G Landfill Compactor Electrohydraulic System Caterpillar


Cat Data Link

Usage:

834G 6GZ
Cat 数据链路用于电子控制之间的数据传输。 通过 Cat 数据链路可在机具电子控制模块(ECM)和 Caterpillar 监控系统之间进行通信。 Cat 数据链路具有双向通信能力。 Cat 数据链路允许 ECM 输入信息或 Cat 数据链路输出信息。 Cat 数据链路是一个不可见的部件。 Cat 数据链路包含以下零件:内部电路, 相关线束导线 和 维修工具接头。 Cat 数据链路和机具 ECM 在引脚 J1-3 和引脚 J1-9 处连接。

机具 ECM 和 Caterpillar 监控系统利用在 Cat 数据链路上来回发送的数据。 以下信息是部分共享信息:

  • 机具 ECM 从 Caterpillar 监控系统接收维修指令。 该维修指令可改变机具电子控制系统的操作模式。 ECM 从 Caterpillar 监控系统接收维修指令,以更改机具电子控制系统的操作模式。 该维修指令可指示 ECM 读取存储在 ECM 存储器中的维修代码。 该维修指令可指示 ECM 清除存储在 ECM 存储器中的维修代码。

  • 机具 ECM 从 Caterpillar 监控系统中接收线束代码输入。 ECM 从线束代码输入决定机器的销售模型。

  • ECM 向 Caterpillar 监控系统发送信号。 Caterpillar 监控系统利用该信号报告机具电子控制系统的状态。 Caterpillar 监控系统通过亮起相应的报警指示灯向操作员指示状态。

  • 动力传动系 ECM 向 Caterpillar 监控系统发送以下项目的状态:停车制动器, 变速箱方向选择 和 变速箱转速。 Caterpillar 监控系统使用该信息以通知操作员变速箱方向选择和已接合的变速箱转速。 Caterpillar 监控系统利用该信息向操作员显示停车制动器是否接合。

注: 所有使用 Cat 数据链路的电子控制模块都有一个模块识别符(MID)。 下列是正在使用的模块识别符:

模块标识符(MID)

传动系电子控制模块 ... 081
Caterpillar 监控系统 ... 030
机具电子控制系统 ... 082

参考有关 Caterpillar 监控系统的更多信息,请参阅正在维修的机器的维修手册模块系统操作, "Caterpillar 监控系统"。

Caterpillar Information System:

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