数字放大器  用于不带传感器的比例阀                                     

E-MI-AS-IR                               数字式， DIN 43650标准，插头式安装                                                                                       

E-BM-AS-PS                             数字式，导轨式安装，DIN EN 60715标准                                                                                  

E-RI-AES                                   数字式，集成式安装                                                                                                                        

E-RI-AEG
E-RI-AEZ                                  数字式，集成式安装，带循环信号发生器                                                                                    

数字放大器  用于带传感器的比例阀                                        

E-RI-TERS
E-RI-AERS                               数字式，集成式安装，用于带集成式(TERS)或远程(AERS)
位移传感器的比例压力控制阀                                                                                                                                                           

E-RI-TES
E-RI-LES                                    数字式，集成式安装，用于带1个(TE)或2个(LE)位移传
感器的直动式和先导式比例阀                                                                                                                                                           

E-RI-TES /S*
E-RI-LES /S*      数字式，集成式安装，用于带1个(TES)或2个(LES)位移传
感器和P/Q复合选项控制的直动式和先导式比例阀