Keithley 6221 User Manual

R
Rack mount kits 1-6
Read commands 5-14, 5-15
Buffer 5-16
Compliance test result 5-15
Post-math 5-15
Pre-math 5-15
Rear panel summaries 1-7
Reference manual 1-7
REN (remote enable) 10-22
Response 10-17
Message Terminator (RMT) 10-18
Response speed (6221) 3-6
Restoring setups 1-25
RJ-45 connector 10-32
Rotary knob 1-10
RS-232 5-7
connections 10-27
RS-232 cable 1-6
RS-232 interface 10-2, 10-5, 10-25
RS-232 settings 10-25
S
Safety symbols and terms 1-3
SCPI commands 14-1, C-11
SCPI Conformance Information D-1
SCPI language 10-3
SCPI programming 1-29
SDC (selective device clear) 10-23
Sending a response message 10-17
Sending and receiving data, RS-232 10-25
Serial communications 5-5
Serial polling and SRQ 11-9
Service request enable register 11-8
Setting 9-8
Settling time 3-7
Shielding 2-16
Noise shield 2-17
Safety shield 2-17
Short-form rules 10-14
Single command messages 10-15
Sink 9-6
Sink operation 3-3
Source 9-8
Source and compliance editing 3-9
Source output commands 3-15
Source preset 1-17, 3-12
Source ranges 3-2
Sourcing current 3-13
SPE, SPD (serial polling) 10-23, 11-9
SRQ 11-7
Standard event status 11-11
Status byte
and service request (SRQ) 11-7
Status byte register 11-7
Status messages B-2
Status registers 11-10
Bit descriptions 11-10
Condition 11-17
Enable 11-5
Event 11-18
Measurement 11-14
Operation 11-12
Questionable 11-16
Reading 11-6
Service request enable 11-8
Standard 11-11
Sweep
Customized 4-6
Linear staircase 4-4
Logarithmic staircase 4-5
System connections
PC control 5-7
Stand-alone system 5-6
T
Terminator 10-25
Test fixture 2-20
Test systems
PC control 5-5
Stand-alone 5-4
Timestamp 13-7
Triax cable 2-15
Cable Guard 2-9
Triax connector 2-2
Inner shield 2-7
Output low 2-7
Trigger Link 5-7
Trigger link adapter 1-6
Trigger link cables 1-6
U
Unaddress commands C-11
Uniline commands C-9
Units 13-7
Universal multiline commands C-9
Unpacking 1-4
User setups 1-24, 1-25
Using common commands and SCPI commands
in the same message 10-17
Test Equipment Depot - 800.517.8431 - 99 Washington Street Melrose, MA 02176 - TestEquipmentDepot.com

Keithley 6221 Specifications

General

Interface	GPIB, RS-232
Communication Interface	GPIB, RS-232
Current Sourcing Accuracy	±(0.03% of output + 20 pA)
Current Sinking Accuracy	±(0.03% of output + 20 pA)
Output Resolution	100 fA
Output Accuracy	±(0.03% of output + 20 pA)
Power Requirements	100 V to 240 V AC, 50/60 Hz