• 类型：其它

特点：                                                                                                                                      总线短路故障排除后，可自动将被隔离出去的部分重新纳入系统。                                                        可接在报警总线或联动总线上的任何位置上作短路保护。                                                                    输入、输出信号无极性。                                                                                                              有100mA、200mA两种输出电流可选。                                                                                         非编码，具有自恢复功能，用于隔离总线短路部分，工作电流200mA。