SQN31.121A2700电动伺服风门执行器产品介绍:电子式风门执行器SQN...系列，可用于燃烧器风门控制，或燃油燃烧器和燃气燃烧器的燃料、空气比例控制。提供多种尺寸的轴运行时间从4.5s到120s所有版本都提供：辅助开关和工作继电器内部、外部位置指示限位和辅助开关的简易调节SQN30…电动执行机构，即伺服电机，用于中小型燃油或燃气燃烧器的风门挡板或空/燃比控制。逆时针旋转，运行时间4.5S-30S，凸轮控制，齿轮离合。内部及外部位置指示，设置有便于调整的终端及辅助开关。德国SIEMENS西门子风门执行器型号:SQN30.111A2700SQN30.111A3500SQN30.121A2700SQN30.121A3500SQN30.131A2700SQN30.401A2730SQN31.101A2700SQN31.111A2700SQN31.121A2700SQN31.121A2730SON31.121A2760SON31.151A2730SQN31.221A2700SQN31.251A2730SQN31.4O1A2700SQN31.4O1A2720SQN31.4O1A2730SQN31.4O1A2760SQN31.411A2700SQN31.411A2730SQN90.140B2799SQN91.140B2799SQN90.240B2799SQN90.220A2799SQN90.350A2799SQN90.203A27SQN90.204A2799SQM10.15502SQM10.16502SQM10.17502SQM10.15562SQM10.16562SQM20.18502)