How to choose DD direct drive motor

DD Selection selection
Comany*
Address
Name*		TEL
FAX		E-Mail*
Number of stops :	N	Input shaft speed :	rpm
Dwell time :	t1	Index angle :	deg
Index time :	t2	Stop angle :	deg
		Diameter of worktable	D1 mm
		Workbench weight	W1 kg
		Fixture P.C.D. (center distance of diagonal fixture)	D2 mm
		Weight of each fixture	W2 kg
		Number of fixtures	N2 psc
		Workpiece. C.D. (center distance of diagonal fixture)	D3 mm
		Weight of each work piece	W3 kg
		Number of workpieces	N3 psc
Torque Limite	Yes No	Timing cam & sensor :	Yes No