reclen=nnn*WORDLENGTH
reclen=nnn*WORDLENGTH*2
& recl= (ProfDepthNo(num_file,bi,bj)+1)*WORDLENGTH*2 )
& access='direct', recl= (Zlength + 1)*WORDLENGTH*2 )
lengthRec=3*WORDLENGTH*2
lengthRec=Nx_ocn*Ny_ocn*WORDLENGTH*2
MDS_RECLEN = nnn*WORDLENGTH
MDS_RECLEN = nnn*WORDLENGTH*2