*Node
 1, 0.0, 0.0, 0.0
 251, 10.0, 0.0, 0.0
*Nset, Nset=LeftNode
 1,
*nset, nset=qa_test_leftnode
 1,
*Nset, Nset=RightNode
 251,
*nset, nset=qa_test_rightnode
 251,
*orientation, name=oria
1,0,0,0,1,0
3,0
*elset,elset=qa_test_AllElements
1,
*Element, Type=CONN3D2, Elset=AllElements
 1, 1, 251
*Connector section, Elset=AllElements, behavior=elas
SLOT,
oria,
*connector behavior, name=elas
*connector elasticity, comp=1
1000,
*element, type=mass,elset=mass
999,251
*mass,elset=mass
0.1
*Amplitude, Name=LoadAmp
0,0,1,1
**------------------------------------------------
*Node
 1001, 0.0, 1.0, 0.0
 1251, 10.0, 1.0, 0.0
*Nset, Nset=LeftNode2
 1001,
*nset, nset=qa_test_leftnode2
 1001,
*Nset, Nset=RightNode2
 1251,
*nset, nset=qa_test_rightnode2
 1251,
*elset,elset=qa_test_AllElements2
1001,
*Element, Type=CONN3D2, Elset=AllElements2
 1001, 1001, 1251
*Connector section, Elset=AllElements2, behavior=elas
SLOT,
oria,
*element, type=mass,elset=mass2
1999,1251
*mass,elset=mass2
0.1
*Amplitude, Name=LoadAmp2, Definition=User
**------------------------------------------------
*filter, type=butterworth, name=sae60
100.0,
**------------------------------------------------
*Step,Nlgeom=Yes
*Dynamic, Explicit,direct
 0.001, 1.0
*Variable Mass Scaling, type=below min, Dt=1.0e-3, freq=2
**-----------
*BOUNDARY 
 LeftNode,  1, 6, 0.0
 LeftNode2, 1, 6, 0.0
*CONNECTOR MOTION, Amplitude=LoadAmp
 AllElements, 1, 1.0
*CONNECTOR MOTION, Amplitude=LoadAmp2
 AllElements2, 1, 1.0
*Output, Field, Var=preselect
*Output, History, Freq=1
*Node Output, Nset=RightNode
 U1,
*Node Output, Nset=RightNode2
 U1,
*element output, elset=qa_test_AllElements
CEF1,
*element output, elset=qa_test_AllElements2
CEF1,
*Energy Output
*End Step
**------------------------------------------------