793D Off-Highway Truck Power Train Caterpillar


Liquid Level Switch (Torque Converter Oil)

Usage:

793D FDB


图 1g00312207


注意

如果利用低阻抗测试设备测试此开关,可能会导致开关损坏。 不要利用电路测试仪指示灯测试此开关。 不要利用模拟万用表测试此开关。 只能利用数字万用表进行测试。


(1)闭合位置

(2)开启位置

(3) 开关的扭矩 ... 33 ± 4 N·m (24 ± 3 lb ft)

(A)当液压油油位降至离开关中心线 10 ± 5 mm (0.4 ± 0.2 in) 以下时,开关触点处于开启状态。

(B)当液压油油位升至离开关中心线最小为 2.3 mm (0.09 in) 时,开关触点处于闭合状态。

(C) 最大行驶里程 ... 34.6 mm (1.36 in)

最大电压 ... 28 VDC

通过开关触点的电压降 ... 100 mV,最大为 2.5 mA

通过开关触点电流 ... 130 mA,28 VDC

温度范围 ... −40 到 125° C (−40 到 257° F)

注: 安装时,触点常开箭头向上。

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