Tektronix KEITHLEY 2600B Series

Section 9: TSP command reference Series 2600B System SourceMeter® instrument Reference Manual
9-214 2600BS-901-01 Rev. F/August 2021
smuX.contact.speed
This attribute stores the speed setting for contact check measurements. This command is not available on the
2604B, 2614B, or 2634B.
Type
TSP-Link accessible
Affected by
Where saved
Default value
Attribute (RW)
Yes
Instrument reset
SMU reset
Recall setup
Not saved
0 (smuX.CONTACT_FAST)
Usage
speedSetting = smuX.contact.speed
smuX.contact.speed = speedSetting
speedSetting
The speed setting. Set to one of the following:
▪ 0 or smuX.CONTACT_FAST
▪ 1 or smuX.CONTACT_MEDIUM
▪ 2 or smuX.CONTACT_SLOW
X
Source-measure unit (SMU) channel (for example, smua.contact.speed applies
to SMU channel A)
Details
This setting controls the aperture of measurements made for contact check. It does not affect the
smuX.measure.nplc aperture setting.
The speed setting can have a dramatic effect on the accuracy of the measurement (see
specifications).
Example
smua.contact.speed = smua.CONTACT_SLOW
Configure contact check for higher accuracy
on SMU channel A.
Also see
Contact check measurements (on page 2-22)
reset() (on page 9-177)
smuX.contact.check() (on page 9-212)
smuX.contact.r() (on page 9-213)
smuX.reset() (on page 9-236)