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2450
Keithley 2450 User Manual
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Model 2450
Intera
ctive S
ource
Met
er® Instrume
nt
Referen
ce Manual
Section
9
:
Frequent
ly asked quest
ions (FAQ
s)
2450
-
901
-
01 Rev. B/Sep
tember
2013
9-3
Figure
142
: Device M
an
ager dialog b
ox sho
win
g USB T
est and M
easuremen
t Dev
ice
3.
Right
-
clic
k t
he devic
e.
4.
Select Pro
perties
.
5.
Select th
e Driver t
ab.
6.
Click
Driver Deta
ils
.
7.
Verif
y that the de
vice dr
iver is
the winus
b.s
ys. driver f
rom
Micros
oft.
785
787
Table of Contents
Default Chapter
4
Safety Precautions
4
Table of Contents
6
Introduction
22
Welcome
22
Extended Warranty
22
Contact Information
22
CD-ROM Contents
23
Organization of Manual Sections
24
Common Commands
24
Capabilities and Features
25
General Ratings
26
Esr?
27
General Operation
28
Front-Panel Overview
28
Power the Instrument on or off
31
Turning the Model 2450 Output on
32
Turning the Model 2450 Output off
33
Tst?
33
Rear Panel Overview
34
Using the Touch-Screen Interface
35
Navigating the Touch Screen
36
Home Screen
36
Interactive Swipe Screens
38
Status and Error Indicators
40
Displayed Error and Status Messages
45
Adjusting the Backlight Brightness and Timer
45
Menu Overview
46
Measure Menu
50
Stb?
62
Display Features
64
Setting the Number of Displayed Digits
64
Customizing a Message for the User Display Screen
65
Dimensions
66
Handle and Bumpers
70
Removing the Handle and Bumpers
70
Remote Communication Interfaces
71
Supported Remote Interfaces
72
Comparison of the Communication Interfaces
72
GPIB Setup
73
LAN Communications
77
Web Interface
84
USB Communications
87
How to Install the Keithley I/O Layer
92
Determining the Command Set You will Use
92
System Information
93
Instrument Sounds
94
Idn?
94
Test Connections
95
Basic Connections
96
Using the Interlock
97
Front or Rear Panel Test Connections
99
Two-Wire Compared to Four-Wire Measurements
101
Test Fixtures
108
Output-Off State
109
Source-Measure Overview
112
Source and Measure through the Front Panel
112
Source and Measure Using SCPI Commands
123
Source and Measure Using TSP Commands
124
Lang
124
Protection
125
Overvoltage Protection
125
Source Limits
127
Ranges
128
Source Range
128
Measurement Range
131
Automatic Reference Measurements
135
Setting Autozero
136
Source Readback
137
Setting Source Readback
137
Source Delay
138
Setting the Source Delay
139
Saving Setups
139
Save a User Setup to Internal Memory
140
Save a User Setup to a USB Flash Drive
140
Copy a User Setup
141
Delete a User Setup
141
Recall a User Setup
142
Define the Setup Used for Power-On
142
Reset the Instrument
143
Using the Event Log
144
Information Provided for each Event Log Entry
144
Event Log Settings
144
Effects of Errors on Scripts
145
Functions and Features
146
Relative Offset
146
Establishing a Relative Offset Value
146
Disabling the Relative Offset
148
Instrument Access
149
Changing the Instrument Access Mode
149
Changing the Password
150
Switching Control Interfaces
150
Calculations that You Can Apply to Measurements
151
MX+B
151
Percent
151
Reciprocal (1/X)
152
Setting Percent Math Operations
152
Setting MX+B Math Operations
153
Setting Reciprocal Math Operations
153
Switching Math on the SETTINGS Screen
154
Displayed Measurements
154
Reading Buffers
155
Getting Started with Buffers
155
Remote Buffer Operation
172
Configuration Lists
178
Instrument Configuration
178
What Is a Configuration List
178
What Is a Configuration Point
180
What Settings Are Stored in a Configuration List
180
Creating, Storing, and Performing Operations on Configuration Lists and Points
184
Using the Front Panel for Configuration List Operations
184
Using Remote Commands for Configuration List Operations
188
Sweep Operation
196
Linear Staircase Sweep
196
Logarithmic Staircase Sweep
197
Setting up a Sweep
197
Aborting a Sweep
202
Sweep Programming Examples
203
Increasing the Speed of Sweeps
206
Digital I/O
207
Digital I/O Port
207
Controlling Digital I/O Lines
211
Limit Testing and Binning
213
Limit Testing Using the Front-Panel Interface
213
Set up a Limit Test Using the Remote Interface
215
Triggering
236
Continuous Measurement Triggering
236
Trigger Key Triggering
236
Trigger Model Triggering
236
Switching between Measurement Methods
237
Understanding Synchronous Triggering Modes
237
Trigger Model
240
Trigger Model Building Blocks
240
Predefined Trigger Models
249
Assembling Trigger Model Building Blocks
251
Running the Trigger Model
252
Using Trigger Events to Start Actions in the Trigger Model
254
Trigger Timers
261
TSP-Link System Expansion Interface
263
TSP-Link Connections
263
TSP-Link Nodes
265
Master and Subordinates
266
Initializing the TSP-Link System
266
Sending Commands to TSP-Link Nodes
267
Using the Reset() Command
267
Terminating Scripts on the TSP-Link System
268
Triggering Using TSP-Link Synchronization Lines
268
Running Simultaneous Test Scripts
268
Using Model 2450 TSP-Link Commands with Other TSP-Link Products
274
TSP-Net
275
Using TSP-Net with any Ethernet-Enabled Instrument
276
Remote Instrument Errors
277
TSP-Net Instrument Commands: General Device Control
277
TSP-Net Instrument Commands: TSP-Enabled Device Control
278
Example: Using Tspnet Commands
278
Circuit Configurations
280
Source Current
280
Source-Measure Considerations
280
Source Voltage
282
Operating Boundaries
283
Current Source Operating Boundaries
284
Voltage Limit Boundary Examples
285
Current Limit Boundary Examples
286
Using Nplcs to Adjust Speed and Accuracy
287
Noise Shield
289
Safety Shield
289
Safety Shielding
290
Grounding
290
Noise and Chassis Ground
290
Floating the Model 2450
291
Guarding
293
Using Guard with a Test Fixture
293
Guard Circuit Drawing
294
Using the Model 2450 in a Custom Test Fixture or System
294
Connecting the Model 2450 Output to a Custom Test Fixture
295
Sink Operation
296
Battery Charge and Discharge
296
Timing Information
297
Measurement Settling Time Considerations
297
Overtemperature Protection
298
Calculating Accuracy
298
Calculating Source Accuracy
298
Calculating Measurement Accuracy
299
Offset-Compensated Ohm Calculations
299
Power Calculations
300
High Capacitance Operation
300
Enabling the High Capacitance Feature
300
Charging the Capacitor and Making Readings
301
Filtering Measurement Data
301
Repeating Average Filter
301
Moving Average Filter
301
Setting up the Averaging Filter
302
Reset Default Values
303
Default Values
303
Introduction to SCPI Commands
310
Introduction to SCPI
310
Command Execution Rules
310
Command Messages
310
SCPI Command Programming Notes
311
SCPI Command Formatting
311
Using the SCPI Command Reference
313
SCPI Command Reference
318
Rcl
319
Sav
319
Abort
319
Fetch
320
Measure:<Function
321
Read
322
Read
323
Calculate Subsystem
324
Calculate[1]:<Function>:Math:format
324
Calculate[1]:<Function>:Math:mbfactor
325
Calculate[1]:<Function>:Math:mmfactor
327
Calculate[1]:<Function>:Math:percent
328
Calculate[1]:<Function>:Math:state
329
Calculate2:<Function>:Limit<Y>:Clear:auto
330
Calculate2:<Function>:Limit<Y>:Clear[:Immediate]
331
Calculate2:<Function>:Limit<Y>:Fail
332
Calculate2:<Function>:Limit<Y>:Lower[:Data]
333
Calculate2:<Function>:Limit<Y>:State
334
Calculate2:<Function>:Limit<Y>:Upper[:Data]
335
Digital Subsystem
336
Digital:line<N>:Mode
336
Digital:line<N>:State
337
Digital:read
338
Digital:write <N
338
Display Subsystem
339
Display:clear
339
Display:<Function>:Digits
340
Display:light:state
341
Display:reading:format
342
Display:screen
343
Display:user<N>:Text[:Data]
344
Format
345
Format:ascii:precision
345
Format:border
346
Format[:Data]
347
Output Subsystem
348
Output[1]:<Function>:Smode
348
Output[1]:Interlock:tripped
350
Output[1][:State]
351
Route Subsystem
352
Route:terminals
352
Sense1 Subsystem
353
[:Sense[1]]:Azero:once
353
[:Sense[1]]:Configuration:list:catalog
354
[:Sense[1]]:Configuration:list:create
354
[:Sense[1]]:Configuration:list:delete
355
[:Sense[1]]:Configuration:list:query
356
[:Sense[1]]:Configuration:list:recall
357
[:Sense[1]]:Configuration:list:size
357
[:Sense[1]]:Configuration:list:store
358
[:Sense[1]]:Count
359
[:Sense[1]]:<Function>:Average:count
360
[:Sense[1]]:<Function>:Average[:State]
360
[:Sense[1]]:<Function>:Average:tcontrol
362
[:Sense[1]]:<Function>:Azero[:State]
363
[:Sense[1]]:<Function>:Delay:user<N
364
[:Sense[1]]:<Function>:Nplcycles
365
[:Sense[1]]:<Function>:Ocompensated
366
[:Sense[1]]:Function[:On]
366
[:Sense[1]]:<Function>:Range:auto
367
[:Sense[1]]:<Function>:Range:auto:llimit
368
[:Sense[1]]:<Function>:Range:auto:ulimit
369
[:Sense[1]]:<Function>:Range[:Upper]
370
[:Sense[1]]:<Function>:Relative
372
[:Sense[1]]:<Function>:Relative:acquire
373
[:Sense[1]]:<Function>:Relative:state
374
[:Sense[1]]:<Function>:Rsense
375
[:Sense[1]]:<Function>:Unit
376
Source Subsystem
377
Source[1]:Configuration:list:catalog
377
Source[1]:Configuration:list:create
378
Source[1]:Configuration:list:delete
379
Source[1]:Configuration:list:query
380
Source[1]:Configuration:list:recall
380
Source[1]:Configuration:list:size
381
Source[1]:Configuration:list:store
382
Source[1]:<Function>:Delay
383
Source[1]:<Function>:Delay:auto
384
Source[1]:<Function>:Delay:user<N
385
Source[1]:<Function>:High:capacitance
386
Source[1]:<Function>[:Level][:Immediate][:Amplitude]
387
Source[1]:<Function>:<X>Limit[:Level]
388
Source[1]:<Function>:<X>Limit[:Level]:Tripped
389
Source[1]:Function[:Mode]
389
Source[1]:<Function>:Protection[:Level]
390
Source[1]:<Function>:Protection[:Level]:Tripped
391
Source[1]:<Function>:Range
391
Source[1]:<Function>:Range:auto
392
Source[1]:<Function>:Read:back
394
Source[1]:List:<Function
395
Source[1]:List:<Function>:Append
396
Source[1]:List:<Function>:Points
397
Source[1]:Sweep:<Function>:Linear
398
Source[1]:Sweep:<Function>:Linear:step
400
Source[1]:Sweep:<Function>:List
402
Source[1]:Sweep:<Function>:Log
404
Status Subsystem
406
Status:operation:condition
406
Status:operation:enable
406
Status:operation[:Event]
407
Status:operation:map
408
Status:preset
409
Status:questionable:condition
409
Status:questionable:enable
410
Status:questionable[:Event]
410
Status:questionable:map
411
System Subsystem
412
System:access
412
System:beeper[:Immediate]
413
System:clear
413
System:communication:lan:configure
414
System:communication:lan:macaddress
415
System:error[:Next]
415
System:error:code[:Next]
416
System:error:count
416
System:eventlog:count
417
System:eventlog:next
418
System:eventlog:post
419
System:eventlog:save
420
System:gpib:address
421
System:lfrequency
421
System:password:new
422
System:posetup
422
System:time
423
System:version
424
Trace Subsystem
424
Trace:actual
424
Trace:clear
425
Trace:data
426
Trace:delete
428
Trace:fill:mode
429
Trace:log:state
430
Trace:make
431
Trace:points
432
Trace:save
433
Trace:save:append
435
Trace:statistics:average
436
Trace:statistics:clear
437
Trace:statistics:maximum
438
Trace:statistics:minimum
438
Trace:statistics:pk2Pk
439
Trace:statistics:stddev
440
Trace:trigger
441
Trigger Subsystem
441
Initiate[:Immediate]
441
Trigger:blender<N>:Clear
442
Trigger:blender<N>:Mode
442
Trigger:blender<N>:Overrun
443
Trigger:blender<N>:Stimulus<M
444
Trigger:block:branch:always
445
Trigger:block:branch:counter
445
Trigger:block:branch:counter:count
446
Trigger:block:branch:delta
447
Trigger:block:branch:event
448
Trigger:block:branch:limit:constant
449
Trigger:block:branch:limit:dynamic
450
Trigger:block:branch:once
451
Trigger:block:branch:once:excluded
452
Trigger:block:buffer:clear
453
Trigger:block:config:next
453
Trigger:block:config:previous
454
Trigger:block:config:recall
455
Trigger:block:delay:constant
456
Trigger:block:delay:dynamic
457
Trigger:block:digital:io
458
Trigger:block:list
459
Trigger:block:log:event
460
Trigger:block:measure
461
Trigger:block:nop
462
Trigger:block:notify
463
Trigger:block:source:state
464
Trigger:block:wait
465
Trigger:digital<N>:In:clear
466
Trigger:digital<N>:In:edge
467
Trigger:digital<N>:In:overrun
468
Trigger:digital<N>:Out:logic
468
Trigger:digital<N>:Out:pulsewidth
469
Trigger:digital<N>:Out:stimulus
470
Trigger:lan<N>:In:clear
471
Trigger:lan<N>:In:edge
472
Trigger:lan<N>:In:overrun
473
Trigger:lan<N>:Out:connect:state
474
Trigger:lan<N>:Out:ip:address
475
Trigger:lan<N>:Out:logic
475
Trigger:lan<N>:Out:protocol
476
Trigger:lan<N>:Out:stimulus
476
Trigger:load:configuration:list
478
Trigger:load:empty
479
Trigger:load:loop:duration
480
Trigger:load:loop:simple
481
Trigger:load:trigger:external
482
Trigger:state
483
Trigger:timer<N>:Clear
483
Trigger:timer<N>:Count
484
Trigger:timer<N>:Delay
485
Trigger:timer<N>:Start:fractional
486
Trigger:timer<N>:Start:generate
487
Trigger:timer<N>:Start:overrun
487
Trigger:timer<N>:Start:seconds
488
Trigger:timer<N>:Start:stimulus
488
Trigger:timer<N>:State
490
Introduction to TSP Operation
492
Controlling the Instrument by Sending Individual Command Messages
492
Queries
494
USB Flash Drive Path
494
Information on Scripting and Programming
494
Fundamentals of Scripting for TSP
495
What Is a Script
495
Run-Time and Nonvolatile Memory Storage of Scripts
496
What Can be Included in Scripts
496
Working with Scripts
496
Fundamentals of Programming for TSP
502
What Is Lua
502
Lua Basics
502
Variable Types
504
Standard Libraries
516
Test Script Builder (TSB)
520
Installing the TSB Software
520
Installing the TSB Add-In
520
Using Test Script Builder (TSB)
521
Project Navigator
522
Script Editor
523
Outline View
523
Programming Interaction
523
Connecting an Instrument in TSB
523
Creating a New TSP Project
524
Adding a New TSP File to a Project
525
Running a Script
525
Creating a Run Configuration
526
Memory Considerations for the Run-Time Environment
529
Suggestions for Increasing the Available Memory
530
TSP Command Reference
532
Time and Date Values
533
Local and Remote Control
533
Using the TSP Command Reference
534
Remote Control
534
Command Name, Brief Description, and Summary Table
535
Command Usage
536
Command Details
537
Example Section
537
Related Commands and Information
537
TSP Commands
538
Beeper.beep()
538
Buffer.clearstats()
539
Buffer.delete()
540
Buffer.getstats()
540
Buffer.make()
542
Buffer.save()
543
Buffer.saveappend()
545
Buffervar.capacity
546
Buffervar.clear()
548
Buffervar.dates
549
Buffervar.fillmode
550
Buffervar.formattedreadings
551
Buffervar.fractionalseconds
552
Buffervar.logstate
553
Buffervar.n
554
Buffervar.readings
555
Buffervar.relativetimestamps
556
Buffervar.seconds
557
Buffervar.sourceformattedvalues
559
Buffervar.sourcestatuses
560
Buffervar.sourceunits
561
Buffervar.sourcevalues
563
Buffervar.statuses
563
Buffervar.times
565
Buffervar.timestamps
566
Buffervar.units
567
Createconfigscript()
568
Dataqueue.add()
569
Dataqueue.capacity
570
Dataqueue.clear()
570
Dataqueue.count
571
Dataqueue.next()
571
Delay()
573
Digio.line[N].Mode
574
Digio.line[N].Reset()
575
Digio.line[N].State
576
Digio.readport()
576
Digio.writeport()
577
Display.changescreen
578
Display.clear()
579
Display.lightstate
580
Display.prompt()
581
Display.readingformat
582
Display.settext()
583
Display.waitevent()
584
Eventlog.clear()
585
Eventlog.getcount()
585
Eventlog.next()
585
Eventlog.post()
587
Eventlog.save()
588
Exit()
588
File.close()
589
File.flush()
589
File.mkdir()
590
File.open()
590
File.read()
591
File.usbdriveexists()
592
File.write()
592
Format.asciiprecision
593
Format.byteorder
594
Format.data
595
Gpib.address
596
Lan.ipconfig()
597
Lan.lxidomain
598
Lan.macaddress
598
Localnode.access
599
Localnode.gettime()
600
Localnode.linefreq
600
Localnode.model
601
Localnode.password
601
Localnode.prompts
602
Localnode.serialno
603
Localnode.settime()
603
Localnode.showevents
604
Localnode.version
605
Node[N].Execute()
606
Node[N].Getglobal()
606
Node[N].Setglobal()
607
Opc()
608
Print()
608
Printbuffer()
609
Printnumber()
612
Reset()
613
Script.delete()
614
Script.load()
614
Scriptvar.run()
615
Scriptvar.save()
615
Scriptvar.source
616
Smu.interlock.tripped
617
Smu.measure.autorange
617
Smu.measure.autorangehigh
618
Smu.measure.autorangelow
619
Smu.measure.autozero.enable
620
Smu.measure.autozero.once()
621
Smu.measure.configlist.catalog()
622
Smu.measure.configlist.create()
623
Smu.measure.configlist.delete()
624
Smu.measure.configlist.query()
625
Smu.measure.configlist.recall()
626
Smu.measure.configlist.size()
627
Smu.measure.configlist.store()
628
Smu.measure.count
628
Smu.measure.filter.count
631
Smu.measure.displaydigits
631
Smu.measure.filter.enable
632
Smu.measure.filter.type
633
Smu.measure.func
634
Smu.measure.limit[Y].Autoclear
635
Smu.measure.limit[Y].Clear()
636
Smu.measure.limit[Y].Enable
637
Smu.measure.limit[Y].Fail
638
Smu.measure.limit[Y].High.value
640
Smu.measure.limit[Y].Low.value
641
Smu.measure.math.enable
642
Smu.measure.math.format
643
Smu.measure.math.mxb.bfactor
644
Smu.measure.math.mxb.mfactor
645
Smu.measure.math.percent
646
Smu.measure.nplc
647
Smu.measure.offsetcompensation
648
Smu.measure.range = 0.5
649
Smu.measure.read()
650
Smu.measure.readwithtime()
651
Smu.measure.rel.acquire()
652
Smu.measure.rel.enable
652
Smu.measure.rel.level
653
Smu.measure.sense
654
Smu.measure.terminals
655
Smu.measure.unit
656
Smu.measure.userdelay[N]
657
Smu.reset()
657
Smu.source.autorange
658
Smu.source.autodelay
659
Smu.source.configlist.catalog()
659
Smu.source.configlist.create()
660
Smu.source.configlist.delete()
661
Smu.source.configlist.query()
661
Smu.source.configlist.recall()
662
Smu.source.configlist.size()
663
Smu.source.configlist.store()
663
Smu.source.delay
664
Smu.source.func
665
Smu.source.highc
666
Smu.source.level
666
Smu.source.xlimit.level
668
Smu.source.xlimit.tripped
669
Smu.source.offmode
670
Smu.source.output
671
Smu.source.protect.level
672
Smu.source.protect.tripped
673
Smu.source.range
674
Smu.source.readback
675
Smu.source.sweeplinear()
676
Smu.source.sweeplinearstep()
678
Smu.source.sweeplist()
680
Smu.source.sweeplog()
682
Smu.source.userdelay[N]
684
Status.clear()
684
Status.condition
685
Status.operation.condition
686
Status.operation.enable
686
Status.operation.event
687
Status.operation.getmap()
687
Status.operation.setmap()
688
Status.questionable.condition
689
Status.questionable.event
690
Status.questionable.setmap()
691
Status.preset()
693
Status.standard.event
695
Timer.cleartime()
696
Trigger.blender[N].Clear()
697
Trigger.blender[N].Overrun
698
Trigger.blender[N].Stimulus[M]
699
Trigger.blender[N].Wait()
700
Trigger.digin[N].Clear()
701
Trigger.digin[N].Edge
702
Trigger.digin[N].Overrun
703
Trigger.digout[N].Assert()
704
Trigger.digout[N].Logic
705
Trigger.digout[N].Release()
706
Trigger.lanin[N].Clear()
708
Trigger.lanin[N].Overrun
709
Trigger.lanin[N].Wait()
710
Trigger.lanout[N].Connect()
711
Trigger.lanout[N].Connected
712
Trigger.lanout[N].Disconnect()
713
Trigger.lanout[N].Logic
714
Trigger.lanout[N].Stimulus
715
Trigger.model.abort()
717
Trigger.model.getbranchcount()
718
Trigger.model.load() — Config List
719
Trigger.model.load() — Duration Loop
720
Trigger.model.load() — Empty
721
Trigger.model.load() — Simple Loop
722
Trigger.model.setblock() — Trigger.block_Branch_Always
723
Trigger.model.setblock() — Trigger.block_Branch_Delta
725
Trigger.model.setblock() — Trigger.block_Branch_Limit_Constant
726
Trigger.model.setblock() — Trigger.block_Branch_Limit_Dynamic
727
Trigger.model.setblock() — Trigger.block_Branch_On_Event
728
Trigger.model.setblock() — Trigger.block_Branch_Once
730
Trigger.model.setblock() — Trigger.block_Branch_Once_Excluded
731
Trigger.model.setblock() — Trigger.block_Buffer_Clear
732
Trigger.model.setblock() — Trigger.block_Config_Prev
734
Trigger.model.setblock() — Trigger.block_Config_Recall
735
Trigger.model.setblock() — Trigger.block_Delay_Constant
736
Trigger.model.setblock() — Trigger.block_Delay_Dynamic
737
Trigger.model.setblock() — Trigger.block_Digital_Io
738
Trigger.model.setblock() — Trigger.block_Log_Event
739
Trigger.model.setblock() — Trigger.block_Measure
740
Trigger.model.setblock() — Trigger.block_Nop
741
Trigger.model.setblock() — Trigger.block_Notify
742
Trigger.model.setblock() — Trigger.block_Source_Output
743
Trigger.model.state()
745
Trigger.clear()
746
Trigger.timer[N].Clear()
747
Trigger.timer[N].Delay
748
Trigger.timer[N].Enable
750
Trigger.timer[N].Reset()
751
Trigger.timer[N].Start.fractionalseconds
752
Trigger.timer[N].Start.overrun
753
Trigger.timer[N].Start.stimulus
754
Trigger.timer[N].Wait()
755
Trigger.tsplinkin[N].Edge
756
Trigger.tsplinkin[N].Overrun
757
Trigger.tsplinkout[N].Assert()
758
Trigger.tsplinkout[N].Logic
759
Trigger.tsplinkout[N].Release()
760
Tsplink.group
761
Tsplink.initialize()
762
Tsplink.line[N].Mode
763
Tsplink.line[N].Reset()
764
Tsplink.master
765
Tsplink.readport()
766
Tsplink.writeport()
767
Tspnet.connect()
768
Tspnet.disconnect()
769
Tspnet.execute()
770
Tspnet.idn()
771
Tspnet.read()
772
Tspnet.readavailable()
773
Tspnet.reset()
774
Tspnet.timeout
775
Tspnet.tsp.abort()
776
Tspnet.tsp.rbtablecopy()
777
Tspnet.tsp.runscript()
778
Tspnet.write()
779
Upgrade.unit()
780
Userstring.catalog()
781
Userstring.delete()
782
Waitcomplete()
783
Frequently Asked Questions (Faqs)
784
How Do I Display the Instrument's Serial Number?
785
Which Microsoft Windows Operating Systems Are Supported?
787
What to Do if the GPIB Controller Is Not Recognized?
788
How Do I Upgrade the Firmware?
790
How Do I Download Measurements Onto the USB Drive?
791
How Do I Save the Present State of the Instrument?
792
What Is NPLC?
793
What Is the Output-Off State?
794
How Do I Store Readings into the Buffer?
795
How Do I Trigger a Sweep?
796
What Is Offset Compensation?
797
How Do I Trigger Other Instruments?
798
Next Steps
800
Additional Model 2450 Information
800
Maintenance
802
Line Fuse Replacement
802
Front-Panel Display
803
Upgrading the Firmware
804
From the Front Panel
805
Using SCPI
806
Using TSB
807
Status Model
818
Standard Event Register
820
Programmable Status Register Sets
822
Status Byte Register
827
Service Request Enable Register
829
Serial Polling and SRQ
830
Reading the Registers
831
Understanding Bit Settings
832
Clearing Registers
833
Status Model Programming Examples
834
SRQ When Trigger Model Is Finished
835
SRQ on Trigger Model Notify Event
836
SRQ on Error
839
SRQ When a Measurement Completes
841
Model 2450 in a Model 2400 Application
844
Using a Model 2450 in an Existing Model 2400 Application
844
Model 2400 SCPI to Model 2450 SCPI Command Cross-Reference
848
Other manuals for Keithley 2450
Application Note
6 pages
5
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Keithley 2450 Specifications
General
Brand
Keithley
Model
2450
Category
Test Equipment
Language
English
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