FoamFile
{
    version     2.0;
    format      ascii;
    class       volScalarField;
    location    "0";
    object      T;
}

dimensions      [0 0 0 1 0 0 0];   // temperature

internalField   uniform 323;       // e.g. 50°C

boundaryField
{
    inlet
    {
        type            zeroGradient; 
        value           323;  // convective inflow
    }

    outlet
    {
        type            zeroGradient;   // free outflow
    }

    wall
    {
        type            fixedGradient;
        gradient        uniform -166.67;  // = -q"/k  
    }

}
