positions = [   ("pos_01",   17.5,  -13.2),  \
                ("pos_02",   10,    -13.2),  \ 
                ("pos_03",    2,    -13.2),  \ 
                ("pos_04",   -6,    -13.2),  \
                ("pos_05",  -14,    -13.2),  \ 
                ("pos_06",  -22,    -13.2),  \
                ("pos_07",   17.5,   -4.2),  \
                ("pos_08",   10,     -4.2),  \ 
                ("pos_09",    2,     -4.2),  \ 
                ("pos_10",   -6,     -4.2),  \
                ("pos_11",  -14,     -4.2),  \ 
                ("pos_12",  -22,     -4.2),  \
                ("pos_13",   17.5,    4.8),  \
                ("pos_14",   10,      4.8),  \ 
                ("pos_15",    2,      4.8),  \ 
                ("pos_16",   -6,      4.8),  \
                ("pos_17",  -14,      4.8),  \ 
                ("pos_18",  -22,      4.8)   ] 
                
for pos in positions:
    caput("X10DA-ES1-MA1:TRX", pos[1])
    caput("X10DA-ES1-MA1:TRY", pos[2])
    set_exec_pars(name = pos[0], reset = True)
    xscan("users/20201127_Vogelin/Fe_EXAFS_transmission.xml")