** connector friction tests for SLOT
**   -PREDEFINED + PRESTRESS
**   -CUSTOMIZED + PRESTRESS
** results should be identical between the two connector elements
**------------------------------------------------
*restart,read,step=1
**--------------------------------------------------
*step
*dynamic, explicit, direct user control
1.0E-04, 1.0
*cload
**load that creates constraint forces
102,2,5.0
102,3,10.0
202,2,5.0
202,3,10.0
*boundary, type=vel
102,1,1,-0.5
202,1,1,-0.5
*OUTPUT, FIELD, NUMBER INTERVAL=5
*NODE OUTPUT,nset=all
U,
*OUTPUT,HISTORY
*NODE OUTPUT,nset=all
U,
*ELEMENT OUTPUT,elset=conn
CU,CASU,CEF,CSF,CTF,CNF,CSF
*ENERGY OUTPUT,VARIABLE=ALL
*end step
**--------------------------------------------------
*step
*dynamic, explicit, direct user control
1.0E-04, 1.0
*cload
**load that creates constraint forces
102,2,10.0
102,3,20.0
202,2,10.0
202,3,20.0
** load that creates motion
102,1,-20
202,1,-20
*boundary,op=new
101,1,6
201,1,6
*OUTPUT, FIELD, NUMBER INTERVAL=5
*NODE OUTPUT,nset=all
U,
*OUTPUT,HISTORY
*NODE OUTPUT,nset=all
U,
*ELEMENT OUTPUT,elset=conn
CU,CASU,CEF,CSF,CTF,CNF,CSF
*ENERGY OUTPUT,VARIABLE=ALL
*end step
**--------------------------------------------------