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DDZ-Ⅲ型电动执行器由以下四个基本部分组成:伺服放大器(DFC)、二相伺服电机(SD)、位置发送器(WF)和减速器(J),如图1所示。
DDZ-Ⅲ electric actuator consists of the following four basic components: servo amplifier (DFC), two-phase servo motor (SD), position transmitter (WF) and reducer (J), shown in Figure 1.