Product Link 121S/300 Caterpillar


System Schematic

Usage:

769C 01X



图 1g01130135

仅为 PL121SR 无线电传统现场安装总成的连接概览

注: 对于仅为无线电应用场合来说,不要拆下无线电线束两针接头内的插头。




图 2g01130138

PL321SR 传统现场安装总成的连接概览




图 3g01130141

仅为 PL121SR G1/G2 无线电转换现场安装总成的连接概览

注: 对于仅为无线电应用场合来说,不要拆下无线电线束两针接头内的插头。




图 4g01130146

PL321SR 现场安装总成(转换)的连接概览

PL121SR(仅为无线电)在 Caterpillar 产品以外机器上的安装

表 1
普通场合下的传统线束连接    
到无线电的 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(5 amp)无开关    
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 (1) (2)    
( 1 ) 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。
( 2 ) 至触针 1 和 4 的 DC 电压应为 12 VDC 或 24 VDC。



图 5g01120403

普通传统线束导线连接 关于更多信息,请参阅表 1 的脚注。




图 6g01122031

发动机运行时变高输入的普通接线示例

Caterpillar 机器的传统线束

表 2
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 LOW     CAN 通信低电路(如果存在)    
8     Y794-OR     CAN HIGH     CAN 通信高电路(如果存在)    
( 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。



图 7g01117777

传统线束示意图

Caterpillar 机器的转换线束




图 8g01117845

转换线束示意图

PL121SR 系统(仅为无线电)线束




图 9g01117846

无线电线束示意图

PL321SR 系统( PL121SR 加 PL300 系统)线束导线




图 10g01117887

PL321 线束示意图

PL300 数字输入




图 11g01118620

PL300 数字输入示意图示例

关于可能用到开关的清单,请参考专门说明书, REHS2365。

系统高度示意图




图 12g01135158

系统高度示意图

PL121SR 系统示意图




图 13g01135366

PL121SR 系统示意图

Caterpillar Information System:

Product Link 121S/300 Specifications
Product Link 121S/300 Wiring Harness (Short Circuit) - Test
Product Link 121S/300 Wiring Harness (Open Circuit) - Test
12M Series 3, 140M Series 3 and 160M Series 3 Motor Graders Diesel Exhaust Fluid Tank
Product Link 121S/300 Electrical Connector - Inspect
Product Link 121S/300 Electronic Control Module (ECM) - Replace
C4.4 Engines for Caterpillar Built Machines Engine Oil Pump
Product Link 121S/300 Electronic Control Module (ECM) - Flash Program
C4.4 Engines for Caterpillar Built Machines Engine Oil Bypass Valve
Product Link 121S/300 MID 122 - CID 1251 - FMI 03
Product Link 121S/300 MID 122 - CID 1250 - FMI 09
Product Link 121S/300 MID 122 - CID 0269 - FMI 04
Product Link 121S/300 ECM Does Not Communicate with User Interface
994K Wheel Loader Hydraulic System Oil (Implement) (Hydraulic Fan) - Change
C4.4 Engines for Caterpillar Built Machines Piston and Rings
2014/04/24 A Procedure to Install the Cold Weather Cover Group onto Certain 773G, 775G and 777G Off-Highway Trucks is Available {1408, 7155, 7170, 7315, 7610, 7620, 795C}
Procedure to Install the Cold Weather Cover Group onto Certain Tier IV 773G, 775G and 777G Off-Highway Trucks{1408, 7155, 7170, 7315, 7610, 7620, 795C} Procedure to Install the Cold Weather Cover Group onto Certain Tier IV 773G, 775G and 777G Off-Highway Trucks{1408, 7155, 7170, 7315, 7610, 7620, 795C}
966M and 972M Wheel Loaders Power Train, Steering, Braking, Hydraulic, and Machine Systems Brake System Air - Purge
2014/02/20 The New Improved Bevel Gear and Bevel Pinion Shaft Is Now Used on Certain 16M Motor Graders {3254, 3256}
980M and 982M Wheel Loaders Power Train, Steering, Braking, Hydraulic, and Machine Systems Transmission Pressures - Test and Adjust
2014/02/28 Improved Cab Heater Group, with Improved Water Valve and New Heater Box Access Panels to Improve Serviceability, Is Now Used on Certain Pipelayers, Track-Type Loaders, and Track-Type Tractors {7304, 7320}
994K Wheel Loader Hydraulic System Oil (Steering, Brake) - Change
Ethernet Switch Wiring to Allow for Proper VIMS Initialization and Cat® MineStar Fleet Onboard Start Up and Shut Down Messaging {7601, 7605, 7610} Ethernet Switch Wiring to Allow for Proper VIMS Initialization and Cat® MineStar Fleet Onboard Start Up and Shut Down Messaging {7601, 7605, 7610}
2014/02/04 Upgraded Software is Now Available For Cat® MineStar Office Systems v3.1.1 {7610, 7620}
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