av_sample = create_averager(SampleCurrent, 20, interval=-1.0, name="AvgSampleCurrent")
av_ref = create_averager(RefCurrent, 20, interval=-1.0, name="AvgRefCurrent")

SENSORS = (SampleCurrent, av_sample, RefCurrent, av_ref)
#SENSORS = (SampleCurrent, RefCurrent, AuxCurrent, MachineCurrent, OpticsCameraCentroidX, OpticsCameraSigmaX)

ENDSCAN = True # close shutter at end


def trig():
    before_readout()

try:
    #prepare_keithleys(DWELL)
    tscan(SENSORS, 200, 0.1, before_read=trig, after_read=after_readout)
finally:
    if ENDSCAN:
        after_scan()