NF DF 1906 - DF 1906 Maintenance and Performance

DF1906
7-1
7． Maintenance
7.1 Preface ······················································· 7-2
7.2 Daily Maintenance ········································· 7-2
7.3 Storage, Repacking, and Transportation ·············· 7-2
7.4 How to Check Version Number ·························· 7-3
7.5 Performance Test··········································· 7-3
7.5.1 Frequency Accuracy Test ···························· 7-4
7.5.2 Amplitude Frequency Characteristic Test ········ 7-4
7.5.3 Sine Wave Distortion Test ··························· 7-4
7.5.4 Square Wave Duty Ratio Test ······················ 7-4
7.5.5 Amplitude Accuracy Test····························· 7-5
7.5.6 DC Offset Accuracy Test ····························· 7-5
7.6 Calibration ··················································· 7-6