824H Wheel Dozer, 825H Soil Compactor and 826H Landfill Compactor Electrohydraulic System Caterpillar


Electrohydraulic Control (Joystick) - Landfill Compactor

Usage:

826H AWF



图 1g01107733

俯视图

(1) 188-3984 按钮开关 (油门锁定设定)

最终安装扭矩 ... 18 ± 2 N·m (13 ± 1 lb ft)

温度范围 ... −40 到 85 °C (−40 到 185 °F)

作动力 ... 6.67 到 13.34 N (1.5 ± 3.0 lb)

(2) 188-3983 按钮开关 (油门锁定重新启用)

最终安装扭矩 ... 18 ± 2 N·m (13 ± 1 lb ft)

温度范围 ... −40 到 85 °C (−40 到 185 °F)

作动力 ... 6.67 到 13.34 N (1.5 ± 3.0 lb)

(3) 219-9533 摇臂开关 (机具锁定)

温度范围 ... −40 到 71 °C (−40 到 160 °F)

(4) 170-1821 按钮开关 (喇叭)

最终安装扭矩 ... 18 ± 2 N·m (13 ± 1 lb ft)

作动力 ... 17.79 ± 4.45 N (4.0 ± 1.0 lb)

(5) 241-4855 摇臂开关 (限位设置)

温度范围 ... −40 到 71 °C (−40 到 160 °F)

(6) 241-4856 摇臂开关 (自动铲刀定位)

温度范围 ... −40 到 71 °C (−40 到 160 °F)




图 2g01107139

操纵手柄控制装置行程

(A) 传感器

行驶 ... 20 度
最大占空比(PWM) ... 77%

(B) 传感器

行驶 ... 20 度
最小占空比(PWM) ... 23%

(C) 传感器行程 ... 15 度

(D) 传感器行程 ... 15 度




图 3g01371132

(7) 六只螺钉的扭矩 ... 1.13 ± 0.18 N·m (10 ± 2 lb ft)

(8) 安装前先在螺纹上涂上 4C-4030 螺纹锁固胶 。

(9) 四只螺钉的扭矩 ... 1.13 ± 0.18 N·m (10 ± 2 lb in)

位置传感器(操纵手柄控制装置)




图 4g01371134

位置传感器(操纵手柄控制装置)

(11) 蓄电池

(12) 接地

(13) 信号

(14) 校准

(10) 257-2531 位置传感器总成 将用于操纵手柄控制装置的提升位置。

注: 注意接头上钥匙的位置。

位置传感器的技术规格

操作电压 ... 9 至 32 VDC
工作温度 ... −40 到 85 °C (−40 到 185 °F)
最大电流 ... 50 mA
输出频率 ... 488 ± 80 Hz
输出类型 ... PWM(脉冲宽度调制)

占空比输出

−30 度旋转 ... 10% ± 2%
0 度旋转 ... 50% ± 2%
+30 度旋转 ... 90% ± 2%

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