Keithley 3700 series Reference Manual page 221

Series 3700 System Switch/Multimeter Reference Manual
dmm.calibration.unlock
Function
Usage
Remarks
Also see
Example
dmm.calibration.verifydate
Attribute
Usage
Remarks
Example
dmm.close
Function
Usage
Document Number: 3700S-901-01 Rev. A / August 2007
Unlocks calibration.
dmm.calibration.unlock(password)
password: A string representing the password to unlock calibration.
Use this command to unlock calibration (if locked). An error will be generated if the
password does not match the one saved. The default password from the factory is
―KI003700S‖. This may be changed with
dmm.calibration.password
To unlock calibration using the default password:
dmm.calibration.unlock("KI003706")
Set or queries the calibration verification date in UTC format (number of seconds since
January 1, 1970).
To query the number of seconds since January 1, 1970:
CalDate = dmm.calibration.verifydate
CalDate: Represents the number of seconds since January 1, 1970.
To set the calibration verification date based on the current date of the system:
dmm.calibration.verifydate = os.time()
To set the calibration verification date as July 4, 2006:
dmm.calibration.verifydate = os.time(year=2006,
month=7, day = 4)
This attribute sets and gets the calibration verification date of the DMM in UTC format.
See Lua documentation for formatting options with os.date.
NOTE Example assumes the set date is July 4, 2006.
To query calibration verification date and format the response as mm/dd/yyyy:
print(os.date("%m/%d/%Y", dmm.calibration.verifydate))
07/04/2006
To query calibration verification date and format the response as mm/dd/yy:
print(os.date("%x", dmm.calibration.verifydate))
07/04/06
Closes the specified channel or channel pattern in preparation for a DMM measurement.
dmm.close(ch_list)
ch_list: string listing the channel or channel pattern to close.
Section 9: Instrument Control Library (ICL)
dmm.calibration.password
(on page 9-76)
(on page 9-76).
9-77