Keithley DMM7510 Calibration Manual

Model DMM7510
7½ Digit Graphical Sampling Multimeter Calibration Manual Section 4:
TSP command reference
DMM7510-905-01 Rev. A / April 2015 4-11
cal.adjust.date
This attribute contains the date when the instrument was last adjusted.
Type TSP-Link accessible Affected by Where saved Default value
Attribute (RW) Yes Not applicable Nonvolatile memory Not applicable
Usage
adjustDate = cal.adjust.date
cal.adjust.date = (os.time{year = year, month = month, day = day})
cal.adjust.date = (os.time({year = year, month = month, day = day, hour = hour, min
= minute, sec = second}))
adjustDate
The date when the last adjustment occurred
year
Year; must be more than 1970
month
Month (1 to 12)
day
Day (1 to 31)
hour
Hour in 24-hour time format (0 to 23)
minute
Minute (0 to 59)
second
Second (0 to 59)
Details
The date and time is returned in the format:
MMM DD YYYY HH:MM:SS.NNN
Where:
• MMM DD YYYY is the month, date, and year
• HH:MM:SS.NNN is the hour, minute, second, and fractional second
You can read this command if calibration is locked or unlocked. To set the date and time, calibration
must be unlocked.
Example
lastCal = cal.adjust.date
print(lastCal)
Assign the last adjustment date of the instrument to a user
variable named lastCal.
Output the value. Example output:
Sep 23 2014 10:07:51.447
Also see
cal.adjust.count (on page 4-10)

Keithley DMM7510 Specifications

General

Resolution	7.5 digits
DC Voltage Range	100 mV to 1000 V
AC Voltage Range	100 mV to 750 V
DC Current Range	10 µA to 10 A
Resistance Range	10 Ω to 1 GΩ
Sampling Rate	1 MS/s
Memory	27.5 million readings
Display	5 inch capacitive touchscreen
AC Voltage Accuracy	±0.06% of reading
AC Current Range	10 A
Connectivity	USB, LAN, GPIB