knob    = Channel("SIN-LDIO-LAS0041:DAC01_VOLTS")
sensor1 = Channel("SINEG01-DSCR190:pipeline.x_stats.com_egu")
sensor2 = Channel("SINEG01-DSCR190:pipeline.y_stats.com_egu")
sensor3 = Channel("SLG-LCAM-C103:FIT-XPOS")
sensor4 = Channel("SLG-LCAM-C103:FIT-YPOS")
sensor5 = Channel("SINEG01-DSCR190:pipeline.x_stats.rms_egu")
sensor6 = Channel("SINEG01-DSCR190:pipeline.y_stats.rms_egu")

start = 2
stop  =  6.4
nstep = 10
lat   = 0.5 

r = lscan(knob, (sensor1, sensor2, sensor3, sensor4, sensor5, sensor6), start, stop, nstep, lat)

plot(r.getReadable(0), name = 'plotname', xdata = r.getReadable(1))