device.source_meter_ki2400 module¶

class device.source_meter_ki2400.SourceMeter_KI2400(visa_string, **kwargs)[source]¶

Bases: VisaHardwareBase

Source meter (Langmuir experiment)

Model name: KEITHLEY KI2400

Communication:

RS-232 (USB adapter), using VISA protocol and SCPI commands

SAVE_DIR = PosixPath('/home/runner/saved_data')¶

clear_channels()[source]¶

measure_current(voltage)[source]¶: Execute a one-off measurment of current and return the result [A]

read_data(dc)[source]¶: Read data from the buffer.

set_channel(channel)[source]¶

set_voltage(voltage)[source]¶: Set the source voltage [V]

sweep(dc, v_min, v_max, v_step)[source]¶: Execute a sweep measurement and save the data to a file

update_frontend(device_client)[source]¶

voltage()[source]¶: Read the source voltage [V]