System Schematic
系统示意图
Cat 机器的变型线束
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| 图 1 | g01117845 |
变型线束示意图 | |
Cat 机器的传统线束
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| 传统线束连接 | |||
|---|---|---|---|
| P1 接头 触针编号 |
线束导线 | 说明 | 机器连接点 |
| 1 | 125-OR | 无开关电源 | 熔断的（5 安培）无开关电源电路 (1) |
| 2 | 200-BK | 接地 | 机器接地 |
| 3 | 308-YL | 钥匙开关处于接通位置 | 只有将钥匙开关转到接通位置才提供蓄电池电压的电路 |
| 4 | 403-GN | R-接线端 | 交流发电机 R-接线端电路 (2) |
| 5 | 944-OR | Cat 数据链路 + | Cat 数据链路通信 "+" 电路 |
| 6 | 945-BR | Cat 数据链路 - | Cat 数据链路通信 "+" 电路 |
| 7 | Y795-GN | CAN 网低位 | CAN 网通信低位电路（如果存在） |
| 8 | Y794-OR | CAN 网高位 | CAN 网通信高位电路（如果存在） |
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| ( 1 ) | 电源电压必须为 12 VDC 或 24 VDC。 |
| ( 2 ) | 如果 R-接线端输入不可用，可以采用发动机运行时变高的 DC 电压。 |
PL321SR 现场安装的连接
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| 图 2 | g01130146 |
PL321SR 现场安装总成（变型）的连接概览 | |
Cat 和 CAN 网数据链路
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| 图 3 | g03055436 |
Cat 数据链路电路 | |
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| 图 4 | g03055437 |
CAN 网数据链路电路 | |
VIMS 3G ECM
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| 图 5 | g03055438 |
VIMS 3G ECM 电路 | |
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