constraint_eqn_048 Subroutine

   subroutine constraint_eqn_048(tmp_cc, tmp_con, tmp_err, tmp_symbol, tmp_units)
      !! Equation for poloidal beta upper limit
      !! author: P B Lloyd, CCFE, Culham Science Centre
      !! args : output structure : residual error; constraint value;
      !! residual error in physical units; output string; units string
      !! Equation for poloidal beta upper limit
      !! #=# physics
      !! #=#=# fbetap, betpmx
      !! and hence also optional here.
      !! Logic change during pre-factoring: err, symbol, units will be assigned only if present.
      !! fbetap : input real : rf-value for poloidal beta
      !! betpmx : input real :  maximum poloidal beta
      !! betap : input real :  poloidal beta
      use constraint_variables, only: fbetap, betpmx
      use physics_variables, only: betap
      implicit none
            real(dp), intent(out) :: tmp_cc
      real(dp), intent(out) :: tmp_con
      real(dp), intent(out) :: tmp_err
      character(len=1), intent(out) :: tmp_symbol
      character(len=10), intent(out) :: tmp_units

      tmp_cc =  1.0D0 - fbetap * betpmx/betap
      tmp_con = betpmx * (1.0D0 - tmp_cc)
      tmp_err = betap * tmp_cc
      tmp_symbol = '<'
      tmp_units = ''

   end subroutine constraint_eqn_048