positions = [   ("pos_1",  -27,    2.4),  \
                ("pos_3",   -27,    10.3),  \
                ("pos_4", -27,    14.3)    ] 
                
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/SDD_EXAFS_fluo.xml")