source: branches/fscctrl_safety_limits/ScriptsForDimCtrl/AmplVsOv.dim

#!dimctrl --exec

# ==========================================================================
# Amplitude vs. Voltage Offset Measurement

# ==========================================================================
# Script for Amplitude vs. Voltage Offset Measurement

# call it by: .x ScriptsForDimCtrl/AmplVsOv.dim V=<voltage_offset_value>

# ----------------------------------------------------


> changing feedback voltage offset to ${V}

FEEDBACK/STOP                           # STOP FEEDBACK
.w 1000                                 # wait 1 second

FEEDBACK/START_CURRENT_CONTROL ${V}     # set Current_Control to given Offset value

> ...checking if Voltage is ON
# will ramp if not at nominal, will skip ramping if Voltage on
.s BIAS_CONTROL 7 3000 1
> Voltage is OFF, will ramp to nominal Voltage
BIAS_CONTROL/SET_GLOBAL_DAC 1
.s BIAS_CONTROL 9
.s BIAS_CONTROL 5
> ...ramping
.s BIAS_CONTROL 9

:1
> Voltage is ON, waiting 45 sec for current_control to stabilize
.w 42000                                # wait 30 second for the current updates

> OPERATOR: Write down: V_offset ${V}, Med(V), Med(I) and the Run number to the Excel file

> starting LPext with 1000 Events       # start external Lightpulser Run with 1000 Events
# take a ExtLP run
.x ScriptsForDimCtrl/ServiceScripts/IsTracking.dim
.x ScriptsForDimCtrl/ServiceScripts/TakeExtLpRun.dim

FEEDBACK/STOP                           # STOP FEEDBACK
> ...Feedback stopped
>
> OPERATOR: make sure to restart the feedback with the correct offset when resuming data taking
>
> ...done