About Unit Settings Option
Use this option to control the default units setting for your model.
pro_unit_sys
Customizes your units settings by controlling the default principal system of units for your model.
• PROE_DEF
◦ length = in
◦ mass = lbm
◦ time = sec
◦ temperature = F
In this system, the unit of force is in x lbm/sec (inch lbm second), which is not a common unit.
• MKS: meter kilogram second
• CGS: centimeter gram second
• mmNs: millimeter Newton second
• FPS: foot pound second
• IPS: inch pound second