Connecting to DMM7510 Keithley by Keithley in Python

Instrument Card

The DMM7510 7.5 digit multimeter combines a precision, high-resolution digital multimeter (DMM), graphical touchscreen display, and high-speed, high-resolution digitizer to create the first graphical sampling multimeter. With pA-level sensitivity and 1Msample/s sampling, it accurately measures ultra-low sleep mode currents and transmit drain currents from wireless devices.

Device Specification: here

Manufacturer card: KEITHLEY

Keithley Instruments is a measurement and instrument company headquartered in Solon, Ohio, that develops, manufactures, markets, and sells data acquisition products, as well as complete systems for high-volume production and assembly testing.

• Headquarters: Cleveland, Ohio, United States
• Yearly Revenue (millions, USD): 110.6
• Vendor Website: here

Demo: Record voltage over time with an Agilent 34401A multimeter

Connect to the DMM7510 Keithley in Python

Read our guide for turning Python scripts into Flojoy nodes.

Flojoy

PROTOCOLS > SCPI

📄 IDN

Query a device's identity through the universal *IDN? SCPI command.

📄 MEASURE VOLTAGE

Query an instrument's measured output voltage, such as a DMM or power supply.

📄 SCPI WRITE

Write a SCPI command to a connected bench-top instrument and return the result.

QCodes

import qcodes as qc
from qcodes.instrument_drivers.tektronix.Keithley_7510 import Keithley7510

# Connect to the instrument
dmm = Keithley7510("dmm", "TCPIP::192.168.1.1::INSTR")

# Print the available sense functions
print(dmm.sense_function.vals)

# Set the sense function to voltage
dmm.sense_function("voltage")

# Set the range to 10V
dmm.sense.voltage.range(10)

# Make a measurement
measurement = dmm.sense.voltage()

# Print the measurement
print(f"Voltage: {measurement} V")

# Disconnect from the instrument
dmm.close()