Try this

SELECT 

	T1.Param_ID, 

	T1.Value, 

	MAX(T1.[Date]) as DataDate, 

	T2.DefaultOrder, 

	T2.Order1, 

	T2.Order2, 

	T2.Order3, 

	T3.DataType_ID AS Type

FROM 

	dbo.tblValues AS T1

INNER JOIN 

	dbo.tblParam AS T2 

ON 

	T2.Param_ID = T1.Param_ID 

INNER JOIN 

	dbo.tblSetupKey AS T3

ON 

	T3.Key_ID = T1.Key_ID

INNER JOIN

	dbo.tblKey AS T4

ON

	T4.ID2 = T1.KEY_ID AND

	ID1 = @ID1 AND 

	ID2 = @ID2 AND 

	DataType_ID IN (1,2,5,6)

GROUP BY 

	T3.DataType_ID, 

	T1.Param_ID, 

	T1.Value,

	T2.DefaultOrder, 

	T2.Order1, 

	T2.Order2, 

	T2.Order3