69D, 73D, 769C, 769D, 773B, 773D, 773E, 776B, 776C, 776D, 777B, 777C, 777D, 784B, 785, 785B, 789 and 793 Off-Highway Truck/Tractors and 771D, 775B, 775D and 775E Quarry Trucks Payload System Caterpillar


Payload Measurement Control

Usage:

769C 01X



图 1g00885417

有效负载测量控制 (PMC)

PMC 是卡车有效负载测量系统 (TPMS) 的大脑。 PMC 处理从各种输入接收到的数据。 PMC 记录有效负载数据。 PMC 向有效负载操作员显示器和外部装载指示灯输出信息。 PMC 位于卡车驾驶室后部的舱室内。

表 1
有效负载测量控制触针的说明    
触点
斗齿数    
功能     类型    
1     24 DCV     做功    
2     地面     地面    
3     红灯     输出    
4     绿灯     输出    
5     链路(接地)     地面    
6     变速箱转速     输入    
7     左前压力     输入    
8     右前压力     输入    
9     左后压力     输入    
10     右后压力     输入    
11     传输 LCD 输出     输出    
12     LCD(时钟)     输出    
13     传输键     输出    
14     传输     输出    
15     接收机     输入    
16     空档     地面    
17     LCD(锁闩)     输出    
18     测试/设置     输入    
19     模式     输入    
20     底板的位置     输入    

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