def __init__(self, name, **kw):
MonitorInstrument.__init__(self, name)
self._levelmeter = visa.instrument('GPIB::8::INSTR')
self._keithley = visa.instrument('GPIB::11::INSTR')
self._mailer = qt.instruments['gmailer']
self._keithleyMM = qt.instruments['keithleyMM']
self.add_parameter('he2_lvl_min',
type=types.FloatType,
flags=Instrument.FLAG_GETSET,
units='cm')
self.add_parameter('temp_voltage_min',
type=types.FloatType,
flags=Instrument.FLAG_GETSET,
units='V')
self.add_parameter('temperature',
type=types.FloatType,
flags=Instrument.FLAG_GET,
units='K')
#
self.set_he2_lvl_min(0.5) #cm corr to about 2 hour response time
self.set_temp_voltage_min(1.5) #1.5 V corr to T > 6 K
# load the temperature calibration from file
try:
self.temp_calib = np.loadtxt(os.path.join(qt.config['execdir'],
'..', 'user', 'calib', 'DT-670.txt'))
except:
print "could not get T-calibration data."
self.temp_calib = None
#override from config:
self._parlist.extend(['he2_lvl_min','temp_voltage_min'])
self.load_cfg()
self.save_cfg()
def __init__(self, name, montana_ins_name='montana_cryostation', mailer='gmailer'):
MonitorInstrument.__init__(self, name)
self._montana = qt.instruments[montana_ins_name]
self._mailer = qt.instruments[mailer]
self.add_parameter('temperature',
type=types.FloatType,
flags=Instrument.FLAG_GET,
units='K')
self.add_parameter('alarm_state',
type = types.BooleanType,
flags=Instrument.FLAG_GET,)
self.add_parameter('ignore_alarm_state',
type = types.BooleanType,
flags=Instrument.FLAG_GETSET,)
self.add_parameter('max_temperature',
type=types.FloatType,
flags=Instrument.FLAG_GETSET,
units='K')
self.add_parameter('recording',
flags=Instrument.FLAG_GETSET,
type=types.BooleanType)
self.add_function('restart_recording')
self._max_temperature = 300.
self._ignore_alarm_state = False
self._recording = False
self.set_recording(True)
#override from config:
self._parlist.extend(['max_temperature', 'ignore_alarm_state'])
self.load_cfg()
self.save_cfg()
def __init__(self, name, monitor_lt1=False, **kw):
MonitorInstrument.__init__(self, name)
self._levelmeter = visa.instrument('GPIB::8::INSTR')
self._keithley = visa.instrument('GPIB::11::INSTR')
self._mailer = qt.instruments['gmailer']
self._keithleyMM = qt.instruments['keithleyMM']
self._monitor_lt1=monitor_lt1
if monitor_lt1:
self._temp_lt1 = qt.instruments['TemperatureController_lt1']
self._lt1_positioner = qt.instruments['AttoPositioner_lt1']
self._adwin_lt1=qt.instruments['adwin_lt1']
self.add_parameter('he2_lvl_min',
type=types.FloatType,
flags=Instrument.FLAG_GETSET,
units='cm')
self.add_parameter('he1_lvl_min',
type=types.FloatType,
flags=Instrument.FLAG_GETSET,
units='cm')
self.add_parameter('temp_voltage_min',
type=types.FloatType,
flags=Instrument.FLAG_GETSET,
units='V')
self.add_parameter('lt1_temp_A_max',
type=types.FloatType,
flags=Instrument.FLAG_GETSET,
units='K')
self.add_parameter('temperature',
type=types.FloatType,
flags=Instrument.FLAG_GET,
units='K')
self.add_parameter('recording',
type=types.BooleanType)
self.add_function('restart_recording')
#
self.set_he2_lvl_min(0.5) #cm corr to about 1 hour response time
self.set_he1_lvl_min(1.0) #cm corr to about 1 hour response time
self.set_temp_voltage_min(1.5) #1.5 V corr to T > 6 K
self.set_lt1_temp_A_max(7.0)
self._recording = False
self.set_recording(True)
# load the temperature calibration from file
try:
self.temp_calib = np.loadtxt(os.path.join(qt.config['execdir'],
'..', 'measurement', 'calib', 'DT-670.txt'))
except:
print "could not get T-calibration data."
self.temp_calib = None
#override from config:
self._parlist.extend(['he2_lvl_min','temp_voltage_min', 'lt1_temp_A_max'])
self.load_cfg()
self.save_cfg()
def __init__(self, name, monitor_lt1=False, **kw):
MonitorInstrument.__init__(self, name)
rm = visa.ResourceManager()
self._levelmeter = rm.open_resource('GPIB::8::INSTR')
self._keithley = rm.open_resource('GPIB::11::INSTR')
self._mailer = qt.instruments['gmailer']
self._keithleyMM = qt.instruments['keithleyMM']
self._monitor_lt1 = monitor_lt1
if monitor_lt1:
self._temp_lt1 = qt.instruments['TemperatureController_lt1']
self._lt1_positioner = qt.instruments['AttoPositioner_lt1']
self._adwin_lt1 = qt.instruments['adwin_lt1']
self.add_parameter('he2_lvl_min',
type=types.FloatType,
flags=Instrument.FLAG_GETSET,
units='cm')
self.add_parameter('he1_lvl_min',
type=types.FloatType,
flags=Instrument.FLAG_GETSET,
units='cm')
self.add_parameter('temp_voltage_min',
type=types.FloatType,
flags=Instrument.FLAG_GETSET,
units='V')
self.add_parameter('lt1_temp_A_max',
type=types.FloatType,
flags=Instrument.FLAG_GETSET,
units='K')
self.add_parameter('temperature',
type=types.FloatType,
flags=Instrument.FLAG_GET,
units='K')
self.add_parameter('recording', type=types.BooleanType)
self.add_function('restart_recording')
#
self.set_he2_lvl_min(0.5) #cm corr to about 1 hour response time
self.set_he1_lvl_min(1.0) #cm corr to about 1 hour response time
self.set_temp_voltage_min(1.5) #1.5 V corr to T > 6 K
self.set_lt1_temp_A_max(7.0)
self._recording = False
self.set_recording(True)
# load the temperature calibration from file
try:
self.temp_calib = np.loadtxt(
os.path.join(qt.config['execdir'], '..', 'measurement',
'calib', 'DT-670.txt'))
except:
print "could not get T-calibration data."
self.temp_calib = None
#override from config:
self._parlist.extend(
['he2_lvl_min', 'temp_voltage_min', 'lt1_temp_A_max'])
self.load_cfg()
self.save_cfg()
