Index: mso/eml/types.mso
===================================================================
--- mso/eml/types.mso (revision 30)
+++ mso/eml/types.mso (revision 31)
@@ -144,8 +144,8 @@
# Velocity
-vel_angular as positive (Brief = "Angular Velocity RPM", Default=1000, Upper=100000, Unit = "rpm");
-rotation as positive (Brief = "Angular Velocity", Default=500, Upper=10000, Unit = "rad/s");
-velocity as positive (Brief = "Velocity", Default=1, Upper=1e5, Unit = "m/s");
-velocity_delta as velocity (Brief = "Difference of Velocity", Lower=-1E5);
+vel_angular as Real (Brief = "Angular Velocity RPM", Default=1000, Lower=-100000, Upper=100000, Unit = "rpm");
+rotation as Real (Brief = "Angular Velocity", Default=500, Lower=-10000, Upper=10000, Unit = "rad/s");
+velocity as Real (Brief = "Velocity", Default=1, Lower=-1E5, Upper=1e5, Unit = "m/s");
+velocity_delta as velocity (Brief = "Difference of Velocity", Default=0, Lower=-1E3, Upper=-1E3);
acceleration as Real (Brief = "General Acceleration", Default=9.81, Lower=-1e3, Upper=1e3, Unit = "m/s^2");