Example for Cyromagnetics Model LM-500 Helium Level meter

[ ]:
import qcodes as qc
from qcodes.station import Station
from qcodes.dataset import load_or_create_experiment, initialise_database, Measurement
from qcodes.dataset import plot_by_id
from qcodes.dataset import do1d

Import qcodes_contrib_drivers LM_500 driver

[2]:
from qcodes_contrib_drivers.drivers.Cryomagnetics.LM_500 import LM_500

Connect to the instrument - this case GPIB

[3]:
helvl = LM_500('helvl', address = 'GPIB0::7::INSTR')
The LM_500 level meter units have been set to cm.
[4]:
helvl.print_readable_snapshot()
helvl:
        parameter value
--------------------------------------------------------------------------------
IDN      :      {'vendor': 'Cryomagnetics', 'model': 'LM-500', 'serial': '4681', '...
he_level :      None (cm)
timeout  :      5 (s)
units    :      cm
[5]:
helvl.units()
[5]:
'cm'
[6]:
helvl.he_level()
[6]:
-4.4
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