A minute ! :) I thought you needed in seconds. Yes it's fast enough (honestly fastest I could see - MSGraph, Excel, OWC and MS Chart 2.0 set)
Cetin

>This Chart will be refreshed once a minute.(so one record a minute and 24/7).
>The user would be able to select a period (hour,day,...).
>
>Is Ms Chart fast enough?
>The chart-type will always be a line-chart.
>
>>>We would like to program a real-time Graph.
>>>In previous programs we've used the method thisform.line.
>>>What would you suggest. MsGraph or low-level functions,API calls,... ?
>>
>>Jimmy,
>>MS Chart 2.0 activex
>>Cetin