I/H电液转换器和WSR位阀是控制也压油缸活塞位置的理想且经济的解决方案。这使阀门以精确、高度动态的方式调节流量（例如：蒸汽）。

I/H电液传换器或WSR位阀中的电流输入信号(0/4-20mA)按比例被转换成输出压力或油流量。

德国福伊特VOITH常用型号：

DSG-BO5102                                 DSG-BO6202                                        WSR-C45102

DSG-BO5112                                 DSG-BO6212                                        WSR-C45115

DSG-BO5103                                 DSG-BO6203                                        WSR-C60102

DSG-BO5113                                 DSG-BO6213                                        WSR-C60266

DSG-BO7102                                 DSG-BO7202                                              .......

DSG-BO7112                                 DSG-BO7212                                        WSR-D16112

DSG-BO7103                                 DSG-BO7203                                        WSR-D16118

DSG-BO7113                                 DSG-BO7213                                        WSR-D16214

DSG-B10102                                 DSG-B1O202                                         WSR-D24115

DSG-B10112                                 DSG-B1O212                                         WSR-D60215

DSG-B10103                                 DSG-B1O203                                            ........

DSG-B10113                                 DSG-B1O213                                        WSR-E60106

DSG-B14102                                DSG-B14202                                          WSR-E60206

DSG-B14112                                 DSG-B14212                                         DSG-B14103  

DSG-B14203                                CTO-B45102                                              ........