Proposed units for SRMD      December 8. 1999

1. Consistent SI units are used.
2. Where feasible, prefixes are selected  that result in numerical values between 0.1 and 1000.
3. Proposed units are stated using bold type.  Alternatives are also given.



Function		Unit		Range of values needed for control


Time			s		0.1 to 1000

Stroke		m		0.001 to 1.2
			cm		0.1 to 120
			mm		1 to 1200

Mass			kg		10 to 100000
			tonne		0.01 to 100
			kN*s^2/mm	0.00001 to 0.1

Force			kN		5 to 70000
			MN		.005 to 70

Acceleration	m/s^2		1 to 100
			g		0.1 to 10
			mm/s^2	1000 to 100000

Velocity		m/s		0.002 to 2
			cm/s		0.2 to 200
			mm/s		2 to 2000

Moment		kN*m		10 to 4000
			N*m		10000 to 4000000
			kN*mm		10000 to 4000000

Angle			degree	.01 to 2
			radian	.00002 to .04

Pressure		MPa		0.1 to 34
			kPa		100 to 34000			
