Home
Keithley
Measuring Instruments
2657A
Keithley 2657A User Manual
4
of 1
of 1 rating
805 pages
Give review
Manual
Specs
To Next Page
To Next Page
To Previous Page
To Previous Page
Loading...
Model 2657A High Po
wer System SourceMeter® Instrument Refe
rence Manual
Section 9: Frequently asked questions (F
AQs)
2657A-901-01 Rev. B/December 2012
9-7
Figure 122: Typical lo
w
-current connection
s
Metal noise
shield
LINE R
ATING
100-240
V
AC
50, 60 Hz
350
V
A
MAX.
LINE FUSE
SLOWBLOW
5.0
A, 250 V
NO INTERNA
L
OPER
A
T
OR SE
R
VICEABLE P
A
R
TS,
SE
R
VICE B
Y
QUALIFIED PERSONNE
L
ON
LY
.
REPLACE FUSE WITH SAME
TYPE
AND R
A
TING.
W
A
RN
ING:
INPUT/OUTPUT
C
URRENT: 120 mA MAX.
RS-232
DIGI
T
A
L
I/O
LAN
!
IEEE-488
!
!
SENSE
LO
HI
L
O
GUARD
SENSE
HI
LO
3030 VDC
MAX.
250 V
MAX.
DIGITAL I/O
T
est fixture
interlock
switch
connection
HI LO
DIGITAL I/O
!
SENSE
LO
HI
LO
GUARD
SENSE
HI
LO
3030 VDC
MAX.
250 V
MAX.
Model 2657A
DIGITAL
I/O
1
14
13
25
4 ***
1
7
4 ***
3
6
7
Guard**
LO*
HI
3
2
2
*
LO connected to
metal noise shield
** Guard
connected
to
metal guard shield
*** Additional
connections
for redundant protective
earth (safety ground)
may be required
6
5
5
Ground symbols
Chassis
Protective earth
(safety ground)
DUT
>1 G
Ω
NC
Metal guard
shield
1
+5 VDC
699
701
Table of Contents
Default Chapter
4
Safety Precautions
4
Table of Contents
6
Introduction
21
Welcome
21
Extended Warranty
21
Contact Information
21
CD-ROM Contents
22
Organization of Manual Sections
23
Capabilities and Features
24
General Operation
25
General Ratings
25
Controls, Indicators, and Connectors
26
Front Panel
26
Rear Panel
29
Power Module
30
Cooling Vents
31
Turning Your Instrument on and off
31
Procedure
31
Placing a Model 2657A in Standby
32
Warmup Period
32
Line Frequency Configuration
33
Fuse Replacement
33
System Information
33
Menu Overview
34
Menu Navigation
34
Menu Trees
34
Main Menu
35
Front Panel Tests
36
Configuration Menus
37
Setting Values
38
Beeper
40
Display Mode
40
Basic Operation
41
Operation Overview
41
Operation Considerations for the ADC
46
Basic Source-Measure Procedure
48
Triggering in Local Mode
52
Configuring Trigger Attributes in Local Mode
52
Configuring for Measure-Only Tests Using the MODE Key
53
V-Meter and I-Meter Measurements
54
Ohms Measurements
54
Power Measurements
58
Contact Check Measurements
61
Saved Setups
62
DUT Test Connections
65
Input/Output Connectors
65
High-Voltage Triaxial Cable Termination
68
DUT Connection Settings
88
Sense Mode Selection
88
Overvoltage Protection (OVP)
89
Output-Off States
90
USB Storage Overview
94
Connecting the USB Flash Drive
94
File System Navigation
95
Displayed Error and Status Messages
96
Range
96
Available Ranges
96
Maximum Source Values and Readings
96
Measure Auto Delay
97
Ranging Limitations
97
Manual Ranging
97
Autoranging
97
Low Range Limits
98
Range Considerations
99
Range Programming
100
Digits
101
Setting Display Resolution from the Front Panel
101
Setting Display Resolution from a Remote Interface
101
Speed
102
Setting Speed
102
Remote Communication Interfaces
103
Supported Remote Interfaces
104
Output Queue
104
LAN Communications
105
GPIB Operation
107
General Bus Commands
109
Front-Panel GPIB Operation
111
RS-232 Interface Operation
112
2 Wire Local Sensing Connections
69
4 Wire Remote Sensing Connections
71
Contact Check Connections
75
Multiple SMU Connections
75
Guarding and Shielding
79
Test Fixture
79
Floating a SMU
87
Functions and Features
115
Relative Offset
115
Front Panel Relative Offset
115
Remote Relative Offset Programming
116
Filters
116
Filter Types
117
Response Time
118
Front Panel Filter Control
118
Remote Filter Programming
119
Reading Buffers
120
Front-Panel Reading Buffer Control
120
Remote Reading Buffer Programming
124
Sweep Operation
133
Overview
133
Sweep Characteristics
135
Configuring and Running Sweeps
142
Sweeping Using Factory Scripts
143
Sweep Programming Examples
144
Triggering
145
Remote Triggering Overview
145
Using the Remote Trigger Model
147
Arm Layer
149
SMU Event Detectors
152
Using Trigger Events to Start Actions on Trigger Objects
153
Digital I/O Port and TSP-Link Synchronization Lines
154
Timers
156
Event Blenders
162
LAN Triggering Overview
163
Command Interface Triggering
165
Manual Triggering
166
Interactive Triggering
166
Hardware Trigger Modes
169
Understanding Synchronous Triggering Modes
173
High-Capacitance Mode
177
Overview
177
Understanding High-Capacitance Mode
178
Enabling High-Capacitance Mode
179
Display Operations
182
Display Functions and Attributes
182
Display Features
183
Display Messages
183
Input Prompting
187
Indicators
189
Local Lockout
190
Load Test Menu
190
Running a Test from the Front Panel
192
Key-Press Codes
192
Digital I/O
194
Digital I/O Port
194
Interlock
198
TSP-Link Synchronization Lines
200
Theory of Operation
202
Analog-To-Digital Converter
202
Source-Measure Concepts
202
Overview
202
Compliance Limit Principles
203
Overheating Protection
203
Operating Boundaries
205
Basic Circuit Configurations
219
Guard
224
Output Connection Considerations
226
Effects of Load on Current Source Settling Time
226
Creating Pulses with the Model 2657A
226
Pulse Rise and Fall Times
227
Pulse Width
228
Introduction to TSP Operation
229
Controlling the Instrument by Sending Individual Command Messages
229
Queries
230
Information on Scripting and Programming
231
About TSP Commands
231
Beeper Control
231
Bit Manipulation and Logic Operations
231
Data Queue
232
Digital I/O
233
Display
233
Error Queue
234
Event Log
234
File I/O
234
Gpib
235
Instrument Identification
235
LAN and LXI
236
Miscellaneous
237
Parallel Script Execution
237
Queries and Response Messages
237
Reading Buffer
238
Reset
238
Saved Setups
239
Scripting
239
Smu
240
SMU Calibration
241
Status Model
242
Time
243
Triggering
243
TSP-Link
245
TSP-Net
245
Userstrings
245
Factory Scripts
246
Introduction
246
Running a Factory Script
246
Retrieving and Modifying a Factory Script Listing
247
Kisweep Factory Script
247
Kipulse Factory Script
248
Kihighc Factory Script
249
Kiparlib Factory Script
249
Kisavebuffer Factory Script
249
Instrument Programming
250
Fundamentals of Scripting for TSP
250
What Is a Script
251
Run-Time and Nonvolatile Memory Storage of Scripts
251
What Can be Included in Scripts
251
Fundamentals of Programming for TSP
251
Commands that Cannot be Used in Scripts
252
Manage Scripts
252
Working with Scripts in Nonvolatile Memory
256
Programming Example
258
Fundamentals of Programming for TSP
259
Introduction
259
What Is Lua
260
Lua Basics
260
Standard Libraries
274
Programming Example: Script with a for Loop
278
Test Script Builder (TSB)
278
Installing the TSB Software
278
Installing the TSB Add-In
279
Using Test Script Builder (TSB)
279
Project Navigator
280
Script Editor
281
Outline View
281
Programming Interaction
282
Password Management
282
Password Overview
283
Device Identification Indicator
284
Working with TSB Embedded
285
Sending Instrument Commands with TSB Embedded
286
Advanced Scripting for TSP
287
Global Variables and the Script.user.scripts Table
287
Create a Script Using the Script.new() Command
288
Rename a Script
291
Retrieve a User Script
293
Delete User Scripts from the Instrument
295
Restore a Script to the Run-Time Environment
296
Memory Considerations for the Run-Time Environment
296
TSP-Link System Expansion Interface
298
Overview
298
Connections
299
Initialization
300
Resetting the TSP-Link Network
301
Using the Expanded System
302
TSP Advanced Features
303
TSP-Net
310
Overview
310
TSP-Net Compared to TSP-Link to Communicate with TSP-Enabled Devices
310
TSP-Net Capabilities
310
Using TSP-Net with any Ethernet-Enabled Device
311
Remote Instrument Errors
312
TSP-Net Instrument Commands: General Device Control
312
TSP-Net Instrument Commands: TSP-Enabled Device Control
313
Example: Using Tspnet Commands
313
TSP Command Reference
314
TSP Command Programming Notes
314
Placeholder Text
314
Syntax Rules
315
Time and Date Values
316
Remote Versus Local State
316
Using the TSP Command Reference
317
Command Name and Summary Table
318
Command Usage
319
Command Details
319
Example Section
319
Related Commands and Information
320
TSP Commands
321
Beeper.beep()
321
Beeper.enable
321
Bit.bitand()
322
Bit.bitor()
322
Bit.bitxor()
323
Bit.clear()
324
Bit.get()
324
Bit.getfield()
325
Bit.set()
326
Bit.setfield()
326
Bit.test()
327
Bit.toggle()
328
Buffervar.appendmode
329
Buffervar.basetimestamp
329
Buffervar.cachemode
330
Buffervar.capacity
331
Buffervar.clear()
332
Buffervar.clearcache()
332
Buffervar.collectsourcevalues
333
Buffervar.collecttimestamps
334
Buffervar.fillcount
335
Buffervar.fillmode
335
Buffervar.measurefunctions
336
Buffervar.measureranges
337
Buffervar.n
338
Buffervar.readings
339
Buffervar.sourcefunctions
340
Buffervar.sourceoutputstates
341
Buffervar.sourceranges
341
Buffervar.sourcevalues
342
Buffervar.statuses
343
Buffervar.timestampresolution
344
Buffervar.timestamps
345
Configpulseimeasurev()
346
Configpulseimeasurevsweeplin()
348
Configpulseimeasurevsweeplog()
350
Configpulsevmeasurei()
352
Configpulsevmeasureisweeplin()
354
Configpulsevmeasureisweeplog()
355
Dataqueue.add()
358
Dataqueue.capacity
358
Dataqueue.clear()
359
Dataqueue.count
360
Dataqueue.next()
360
Delay()
361
Digio.readbit()
362
Digio.readport()
363
Digio.trigger[N].Assert()
363
Digio.trigger[N].Clear()
364
Digio.trigger[N].Event_Id
364
Digio.trigger[N].Mode
365
Digio.trigger[N].Overrun
366
Digio.trigger[N].Pulsewidth
367
Digio.trigger[N].Release()
367
Digio.trigger[N].Reset()
368
Digio.trigger[N].Wait()
370
Digio.writebit()
371
Digio.writeport()
371
Digio.writeprotect
372
Display.clear()
373
Display.getannunciators()
373
Display.getcursor()
375
Display.getlastkey()
376
Display.gettext()
377
Display.inputvalue()
378
Display.loadmenu.add()
380
Display.loadmenu.catalog()
381
Display.loadmenu.delete()
382
Display.locallockout
382
Display.menu()
383
Display.numpad
384
Display.prompt()
384
Display.screen
386
Display.sendkey()
386
Display.setcursor()
387
Display.settext()
388
Display.smux.digits
389
Display.smux.limit.func
390
Display.smux.measure.func
390
Display.trigger.clear()
391
Display.trigger.event_Id
392
Display.trigger.overrun
392
Display.trigger.wait()
393
Display.waitkey()
393
Errorqueue.clear()
395
Errorqueue.count
395
Errorqueue.next()
395
Eventlog.all()
397
Eventlog.clear()
397
Eventlog.count
398
Eventlog.enable
398
Eventlog.next()
399
Eventlog.overwritemethod
400
Exit()
400
Filevar:close()
401
Filevar:flush()
401
Filevar:read()
402
Filevar:seek()
403
Filevar:write()
403
Format.asciiprecision
404
Format.byteorder
405
Format.data
406
Fs.chdir()
407
Fs.cwd()
407
Fs.is_Dir()
408
Fs.is_File()
408
Fs.mkdir()
408
Fs.readdir()
409
Fs.rmdir()
409
Gettimezone()
410
Gm_Isweep()
410
Gm_Vsweep()
411
Gpib.address
412
Initiatepulsetest()
415
I_Leakage_Measure()
415
I_Leakage_Threshold()
415
Io.close()
416
Io.flush()
417
Io.input()
417
Io.open()
418
Io.output()
419
Io.read()
419
Io.type()
420
Io.write()
420
Lan.applysettings()
421
Lan.autoconnect
422
Lan.config.dns.address[N]
422
Lan.config.dns.domain
423
Lan.config.dns.dynamic
423
Lan.config.dns.hostname
424
Lan.config.dns.verify
425
Lan.config.duplex
425
Lan.config.gateway
426
Lan.config.ipaddress
426
Lan.config.method
427
Lan.config.speed
428
Lan.config.subnetmask
428
Lan.linktimeout
429
Lan.lxidomain
430
Lan.nagle
430
Lan.reset()
431
Lan.restoredefaults()
431
Lan.status.dns.address[N]
432
Lan.status.dns.name
432
Lan.status.duplex
433
Lan.status.gateway
433
Lan.status.ipaddress
434
Lan.status.macaddress
434
Lan.status.port.dst
435
Lan.status.port.rawsocket
435
Lan.status.port.telnet
436
Lan.status.port.vxi11
436
Lan.status.speed
437
Lan.status.subnetmask
437
Lan.timedwait
438
Lan.trigger[N].Assert()
438
Lan.trigger[N].Clear()
439
Lan.trigger[N].Connect()
440
Lan.trigger[N].Connected
440
Lan.trigger[N].Disconnect()
441
Lan.trigger[N].Event_Id
441
Lan.trigger[N].Ipaddress
442
Lan.trigger[N].Mode
443
Lan.trigger[N].Overrun
444
Lan.trigger[N].Protocol
444
Lan.trigger[N].Pseudostate
445
Lan.trigger[N].Stimulus
445
Lan.trigger[N].Wait()
447
Localnode.description
447
Localnode.linefreq
448
Localnode.model
449
Localnode.password
449
Localnode.passwordmode
450
Localnode.prompts
450
Localnode.prompts4882
451
Localnode.reset()
452
Localnode.revision
452
Localnode.serialno
453
Localnode.showerrors
454
Makegetter()
454
Makesetter()
455
Meminfo()
456
Node[N].Execute()
457
Node[N].Getglobal()
457
Node[N].Setglobal()
458
Opc()
459
Os.remove()
459
Os.rename()
460
Os.time()
460
Print()
461
Printbuffer()
462
Printnumber()
463
Pulseimeasurev()
464
Pulsevmeasurei()
465
Querypulseconfig()
466
Reset()
468
Savebuffer()
469
Script.anonymous
470
Script.delete()
471
Script.factory.catalog()
471
Script.load()
472
Script.new()
473
Script.newautorun()
474
Script.restore()
474
Script.run()
475
Script.user.catalog()
476
Scriptvar.autorun
476
Scriptvar.list()
477
Scriptvar.name
478
Scriptvar.run()
479
Scriptvar.save()
480
Scriptvar.source
480
Serial.baud
481
Serial.databits
482
Serial.flowcontrol
482
Serial.parity
483
Serial.read()
484
Serial.write()
484
Settime()
485
Settimezone()
486
Setup.poweron
487
Setup.recall()
488
Setup.save()
488
Smux.abort()
489
Smux.buffer.getstats()
490
Smux.buffer.recalculatestats()
491
Smux.cal.adjustdate
491
Smux.cal.date
492
Smux.cal.due
493
Smux.cal.fastadc()
494
Smux.cal.lock()
494
Smux.cal.ovp()
495
Smux.cal.password
495
Smux.cal.polarity
496
Smux.cal.restore()
497
Smux.cal.save()
498
Smux.cal.state
498
Smux.cal.unlock()
499
Smux.contact.calibratehi()
500
Smux.contact.calibratelo()
501
Smux.contact.check()
502
Smux.contact.r()
503
Smux.contact.speed
504
Smux.contact.threshold
505
Smux.makebuffer()
506
Smux.measure.adc
506
Smux.measure.autorangey
507
Smux.measure.autozero
508
Smux.measure.calibratey()
509
Smux.measure.count
510
Smux.measure.delay
511
Smux.measure.delayfactor
512
Smux.measure.filter.count
512
Smux.measure.filter.enable
513
Smux.measure.filter.type
514
Smux.measure.interval
515
Smux.measure.lowrangey
515
Smux.measure.nplc
516
Smux.measure.overlappedy()
517
Smux.measure.rangey
517
Smux.measure.rel.enabley
518
Smux.measure.rel.levely
520
Smux.measure.y()
521
Smux.measureyandstep()
522
Smux.nvbuffery
523
Smux.reset()
524
Smux.savebuffer()
524
Smux.sense
525
Smux.source.autorangey
525
Smux.source.calibratey()
526
Smux.source.compliance
527
Smux.source.delay
528
Smux.source.func
529
Smux.source.highc
529
Smux.source.levely
530
Smux.source.limity
531
Smux.source.lowrangey
532
Smux.source.offfunc
533
Smux.source.offlimity
533
Smux.source.offmode
534
Smux.source.output
535
Smux.source.protectv
536
Smux.source.rangey
537
Smux.source.settling
537
Smux.source.sink
538
Smux.trigger.arm.count
539
Smux.trigger.arm.set()
539
Smux.trigger.arm.stimulus
540
Smux.trigger.armed_Event_Id
542
Smux.trigger.autoclear
542
Smux.trigger.count
543
Smux.trigger.endpulse.action
543
Smux.trigger.endpulse.set()
544
Smux.trigger.endpulse.stimulus
544
Smux.trigger.endsweep.action
546
Smux.trigger.idle_Event_Id
546
Smux.trigger.initiate()
547
Smux.trigger.measure.action
548
Smux.trigger.measure.set()
548
Smux.trigger.measure.stimulus
549
Smux.trigger.measure.y()
551
Smux.trigger.measure_Complete_Event_Id
551
Smux.trigger.pulse_Complete_Event_Id
552
Smux.trigger.source.action
553
Smux.trigger.source.limity
554
Smux.trigger.source.lineary()
555
Smux.trigger.source.listy()
556
Smux.trigger.source.logy()
557
Smux.trigger.source.set()
558
Smux.trigger.source.stimulus
558
Smux.trigger.source_Complete_Event_Id
559
Smux.trigger.sweeping_Event_Id
560
Smux.trigger.sweep_Complete_Event_Id
560
Status.condition
561
Status.measurement
563
Status.measurement.buffer_Available
564
Status.measurement.current_Limit
566
Status.measurement.instrument
567
Status.measurement.instrument.smux
568
Status.measurement.overvoltage
570
Status.measurement.reading_Overflow
572
Status.measurement.sink_Limit.*
573
Status.measurement.voltage_Limit
574
Status.node_Enable
575
Status.node_Event
577
Status.operation
578
Status.operation.calibrating
580
Status.operation.instrument
581
Status.operation.instrument.digio
583
Status.operation.instrument.digio.trigger_Overrun
584
Status.operation.instrument.lan
587
Status.operation.instrument.lan.trigger_Overrun
588
Status.operation.instrument.smux
591
Status.operation.instrument.smux.trigger_Overrrun
592
Status.operation.instrument.trigger_Blender
595
Status.operation.instrument.trigger_Blender.trigger_Overrun
596
Status.operation.instrument.trigger_Timer
598
Status.operation.instrument.trigger_Timer.trigger_Overrun
599
Status.operation.instrument.tsplink
602
Status.operation.instrument.tsplink.trigger_Overrun
603
Status.operation.measuring
605
Status.operation.remote
606
Status.operation.sweeping
607
Status.operation.trigger_Overrun
608
Status.operation.user
610
Status.questionable
612
Status.questionable.calibration
614
Status.questionable.instrument
615
Status.questionable.instrument.smux
616
Status.questionable.over_Temperature
618
Status.questionable.unstable_Output
619
Status.request_Enable
620
Status.request_Event
622
Status.reset()
624
Status.standard
624
Status.system
626
Status.system2
628
Status.system3
630
Status.system4
632
Status.system5
634
Sweepilinmeasurev()
636
Sweepilistmeasurev()
637
Sweepilogmeasurev()
638
Sweepvlinmeasurei()
639
Sweepvlistmeasurei()
640
Sweepvlogmeasurei()
641
Timer.measure.t()
642
Timer.reset()
643
Trigger.blender[N].Clear()
643
Trigger.blender[N].Event_Id
644
Trigger.blender[N].Orenable
644
Trigger.blender[N].Overrun
645
Trigger.blender[N].Reset()
646
Trigger.blender[N].Stimulus[M]
646
Trigger.blender[N].Wait()
648
Trigger.clear()
649
Trigger.event_Id
649
Trigger.timer[N].Clear()
650
Trigger.timer[N].Count
650
Trigger.timer[N].Delay
651
Trigger.timer[N].Delaylist
651
Trigger.timer[N].Event_Id
652
Trigger.timer[N].Overrun
652
Trigger.timer[N].Passthrough
653
Trigger.timer[N].Reset()
654
Trigger.timer[N].Stimulus
654
Trigger.timer[N].Wait()
656
Trigger.wait()
656
Tsplink.group
657
Tsplink.master
658
Tsplink.node
658
Tsplink.readbit()
659
Tsplink.readport()
659
Tsplink.reset()
660
Tsplink.state
660
Tsplink.trigger[N].Assert()
661
Tsplink.trigger[N].Clear()
662
Tsplink.trigger[N].Event_Id
662
Tsplink.trigger[N].Mode
663
Tsplink.trigger[N].Overrun
665
Tsplink.trigger[N].Pulsewidth
666
Tsplink.trigger[N].Release()
666
Tsplink.trigger[N].Reset()
667
Tsplink.trigger[N].Stimulus
667
Tsplink.trigger[N].Wait()
669
Tsplink.writebit()
669
Tsplink.writeport()
670
Tsplink.writeprotect
671
Tspnet.clear()
671
Tspnet.connect()
672
Tspnet.disconnect()
673
Tspnet.execute()
674
Tspnet.idn()
675
Tspnet.read()
675
Tspnet.readavailable()
676
Tspnet.reset()
677
Tspnet.termination()
677
Tspnet.timeout
678
Tspnet.tsp.abort()
679
Tspnet.tsp.abortonconnect
679
Tspnet.tsp.rbtablecopy()
680
Tspnet.tsp.runscript()
681
Tspnet.write()
681
Userstring.add()
682
Userstring.catalog()
683
Userstring.delete()
683
Userstring.get()
684
Waitcomplete()
684
Troubleshooting Guide
686
Introduction
686
Error Levels
686
Error Effects on Scripts
687
Retrieving Errors
687
Error Summary List
688
LAN Troubleshooting Suggestions
693
Frequently Asked Questions (Faqs)
694
How Do I Display the Instrument's Serial Number
694
How Do I Optimize Performance
695
Disabling Autozero to Increase Speed
695
How Do I Upgrade the Firmware
695
How Do I Use the Digital I/O Port
695
How Do I Trigger Other Instruments
696
Triggering a Scanner
696
More Information about Triggering
696
How Do I Generate a GPIB Service Request
697
Setting up a Service Request
697
Service Request Programming Example
697
Polling for Srqs
697
How Do I Store Measurements in Nonvolatile Memory
697
When Should I Change the Output-Off State
698
How Do I Make Contact Check Measurements
698
How Do I Make Low-Current Measurements
699
Low-Current Connections
699
Low-Current Measurement Programming Example
701
How Can I Change the Line Frequency or Voltage
701
Where Can I Get the Labview Driver
702
Can I Convert to Coaxial Cables
702
How Do I Connect lo Terminals of Multiple Smus Together
702
What Should I Do if I Get an 802 Interlock Error
702
Why Is the Reading Value 9.91E37
703
Why am I Getting a Reading Value of 9.92E37
703
Next Steps
704
Additional Model 2657A Information
704
Maintenance
705
Line Fuse Replacement
705
Front Panel Tests
706
Keys Test
707
Display Patterns Test
707
Upgrading the Firmware
708
Using TSB for Upgrading the Firmware
709
Calibration
710
Verification
710
Verification Test Requirements
711
Restoring Factory Defaults
713
Performing the Verification Test Procedures
713
Current Source Accuracy
715
Current Measurement Accuracy
717
Voltage Source Accuracy
718
Voltage Measurement Accuracy
721
Adjustment
723
Introduction
723
Environmental Conditions
723
Adjustment Considerations
724
Calibration Adjustment Overview
725
Calibration Commands Quick Reference
728
Calibration Adjustment Procedure
729
LAN Concepts and Settings
741
Overview
741
Establishing a Point-To-Point Connection
741
Step 1: Identify and Record the Existing IP Configuration
742
Step 2: Disable DHCP to Use the Computer's Existing IP Address
743
Step 3: Configure the Instrument's LAN Settings
748
Step 4: Install the Crossover Cable
749
Step 5: Access the Instrument's Web Page
749
Connecting to the LAN
750
Setting the LAN Configuration Method
750
Setting the IP Address
751
Setting the Gateway
751
Setting the Subnet Mask
751
Configuring the Domain Name System (DNS
752
LAN Speeds
752
Duplex Mode
753
Viewing LAN Status Messages
753
Viewing the Network Settings
754
Confirming the Active Speed and Duplex Negotiation
754
Confirming Port Numbers
755
Selecting a LAN Interface Protocol
755
VXI-11 Connection
755
Raw Socket Connection
756
Telnet Connection
756
Dead Socket Connection
759
Logging LAN Trigger Events in the Event Log
759
Accessing the Event Log from the Command Interface
760
Common Commands
762
Command Summary
762
Script Command Equivalents
764
Command Reference
764
Identification Query: *IDN
764
Operation Complete and Query: *OPC and *OPC
765
Reset: *RST
765
Self-Test Query: *TST
765
Trigger: *TRG
765
Wait-To-Continue: *WAI
766
Status Model
767
Overview
767
Status Register Set Contents
767
Queues
768
Status Function Summary
770
Status Model Diagrams
771
Clearing Registers
779
Programming and Reading Registers
780
Programming Enable and Transition Registers
780
Reading Registers
781
Status Byte and Service Request (SRQ
781
Status Byte Register
781
Service Request Enable Register
783
Serial Polling and SRQ
784
SPE, SPD (Serial Polling
784
Status Byte and Service Request Commands
784
Enable and Transition Registers
785
Controlling Node and SRQ Enable Registers
785
Status Register Sets
785
Standard Event Register
786
Operation Status Registers
788
Questionable Status Registers
789
Measurement Event Registers
790
Register Programming Example
791
TSP-Link System Status
792
Status Model Configuration Example
792
Display Character Codes
795
Model 2657A Display Character Codes
795
Index
800
4
Based on 1 rating
Ask a question
Give review
Questions and Answers:
Need help?
Do you have a question about the Keithley 2657A and is the answer not in the manual?
Ask a question
Keithley 2657A Specifications
General
Brand
Keithley
Model
2657A
Category
Measuring Instruments
Language
English
Related product manuals
Keithley 2651A
76 pages
Keithley 2601
114 pages
Keithley 2636
114 pages
Keithley 2635
114 pages
Keithley 2600B
897 pages
Keithley 2635A
94 pages
Keithley Series 2600
136 pages
Keithley SourceMeter 2602
108 pages
Keithley SourceMeter 2612
108 pages
Keithley SourceMeter 2611
108 pages
Keithley SourceMeter 2636B
18 pages
Keithley SourceMeter 2600 Series
594 pages
To Next PageTo Next PageTo Previous PageTo Previous Page
Loading...
Need help?
General
