Keithley DMM7510, Reference Manual, Page: 117 / 1036

Section 2: General operation Model DMM7510 7½ Digit Graphical Sampling Multimeter Reference Manual
2-90 DMM7510-901-01 Rev. B / May 2015
System information
You can get the serial number, firmware build, detected line frequency, calibration verify date,
calibration adjust date, and calibration adjust count information from the instrument.
To view the version and serial number information from the front panel:
1. Press the MENU key.
2. Under System, select Info/Manage .
The firmware version and serial number are displayed at the top of the screen.
To view the autocalibration information from the front panel:
1. Press the MENU key.
2. Under System, select Calibration .
The date of the last autocalibration, how many times autocalibration has been done, and the warmup
and temperature difference status are shown. You can also schedule and run autocalibration from
this screen. For more information, see
System Calibration menu (on page 2-53) and Auto calibration
(on page 3-44).
To view the line frequency information from the front panel:
1. Press the MENU key.
2. Under System, select Settings .
3. Scroll down to display the line frequency at the bottom of the page.
To view system information using SCPI commands:
To retrieve the manufacturer, model number, serial number, and firmware version, send the
command:
*IDN?
To read the line frequency, send the command:
SYStem:LFRequency?
The firmware build, memory available, and factory calibration date are not available when using SCPI
commands.
To get information about how many times autocalibration has been done, autocalibration
temperature, and last and scheduled autocalibration dates, send the following commands:
:ACAL:COUNt?
:ACAL:LASTrun:TEMPerature:INTernal?
:ACAL:LASTrun:TEMPerature:DIFFerence?
:ACAL:LASTrun:TIME?
:ACAL:NEXTrun:TIME?