主要的电力供给是来自市电电源并通过一个集合线圈激发；电流范围从5到125安培。
The primary power supply is powered from the mains supply and energizes a lumped coil; the current ranges anywhere from 5 to125 amps.
前面板显示器显示设置点以及提供给激光二极管的实际电流。
The front panel display monitors both the set points and the actual current delivered to the diode.
作为简单描述，提供给比例阀电磁铁的电流需要被调节，不象应用常规阀的时仅有开关通或断那样简单。
As described earlier, the electrical current to the solenoid of a proportional valve needs to be regulated and not just simply switched on or off as is the case with a conventional valve.
应用推荐