Equilibration
 &cntrl
  
  cut=30.0, scee=1.2, igb=2, saltcon=0.1, 
  ntb=0, dt=0.002, nrespa=1, 
  ntt=1, tempi=300.0, temp0 = 300., tautp=2.0, 
  ntc=2, ntf=2, tol=0.000001, 
 &end