Keithley 2450 User Manual

Model 2450
Interactive SourceMeter® Instrument Reference Manual Section 8:
TSP command reference
2450-901-01 Rev. B/September 2013 8-27
Details
This attribute contains the nonfractional seconds portion of the timestamp when the reading was stored, in
Coordinated Universal Time (UTC) format.
Example 1
reset()
testData = buffer.make(50)
trigger.model.load("SimpleLoop", 6, 0,
testData)
trigger.model.initiate()
waitcomplete()
print(testData.seconds[1])
Create a reading buffer named testData,
configure the instrument to make six
measurements, and store the readings in
the buffer.
Print the seconds portion of the first reading
in testData.
Example output:
1362261492
Example 2
printbuffer(1, 6, testData.seconds)
For the buffer created in Example 1, print the seconds portion for readings 1 to 6 in testData.
Example output:
1362261492, 1362261492, 1362261493, 1362261493, 1362261493, 1362261494
Also see
buffer.delete() (on page 8-9)
buffer.make() (on page 8-11)
bufferVar.clear() (on page 8-17)
print() (on page 8-77)
printbuffer() (on page 8-78)
Reading buffers (on page 3-10)
Remote buffer operation (on page 3-27)

Keithley 2450 Specifications

General

Model	2450
Category	SourceMeter
Voltage Source Range	±200 V
Current Source Range	±1 A
DC Voltage	200 V
DC Current	1 A
Power Output	20 W
Resolution	6.5 digits
Display	5-inch capacitive touchscreen
Operating Temperature	0°C to 50°C
Connectivity	USB, LAN, GPIB
Dimensions	213 mm × 88 mm × 370 mm