供用户选择。
参数设定密码锁定、参数设置断电永久保存，具备参数恢复出厂设定功能。
NHR-5100A-55-0/X/2/D1/1P(24)-A,NHR-5100A-01,NHR-5100B-31,
NHR-5100A-00,NHR-5100A-01,NHR-5100A-02,NHR-5100A-03,NHR-5100A-04,NHR-5100A-05,NHR-5100A-06,
NHR-5100A-07,NHR-5100A-08,NHR-5100A-09,NHR-5100A-10,NHR-5100A-11,NHR-5100A-12,NHR-5100A-13,
NHR-5100A-14,NHR-5100A-15,NHR-5100A-16,NHR-5100A-17,NHR-5100A-18,NHR-51