knob    = Channel("SARUN20-MCRX080:I-SET")
sensor1 = Channel("SINEG01-DICT215:B1_CHARGE")
sensor2 = Channel("S10DI01-DICT025:B1_CHARGE")

start = -0.5
stop  = 0.5
nstep = 10
lat   = 0.5 

av = create_averager(sensor1, 10, 0.1)
lscan(knob, (av, sensor2), start, stop, nstep, lat)