18.13.1.1 Historical Trend Graph - Graph/Basic
18.13.1.2 Historical Trend Graph - Graph/Extended
18.13.1.3 Historical Trend Graph - Display/Basic
18.13.1.4 Historical Trend Graph - Display/Details
18.13.1.5 Historical Trend Graph - Color/Basic
18.13.1.6 Historical Trend Graph - Color/Details
18.13.1.7 Historical Trend Graph - Alarm
18.13.1.8 Historical Trend Graph - Auxiliary Line
18.13.1.9 Historical Trend Graph - Display Historical Data