Keithley 6485 User Manual

B-4 Status and Error Messages Model 6485 Picoammeter Instruction Manual
+107
+108
+109
+110
+200
+300
+303
+305
+306
+310
+408
+414
+500
+501
+502
+507
+508
+509
+510
+511
+512
+602
+603
+604
+605
+606
+700
+701
Reading overflow
Buffer available
Buffer full
Input overvoltage
Standard events:
Operation complete
Operation events:
Device calibrating
Device sweeping
Waiting in trigger layer
Waiting in arm layer
Re-entering the idle layer
Questionable events:
Questionable calibration
Command warning
Calibration errors:
Date of calibration not set
Next date of calibration not set
Calibration data invalid
Measurement offset data invalid
Measurement gain data invalid
Not permitted with cal locked
Not permitted with cal un-locked
Voltage offset not converging
Current offset not converging
Lost data errors:
GPIB address lost
Power-on state lost
DC calibration data lost
Calibration dates lost
GPIB communication language lost
Communication errors:
Invalid system communication
ASCII only with RS-232
SE
SE
SE
SE
SE
SE
SE
SE
SE
SE
SE
SE
EE
EE
EE
EE
EE
EE
EE
EE
EE
EE
EE
EE
EE
EE
EE
EE
Table B-1 (continued)
Status and error messages
Number Description Event

Keithley 6485 Specifications

General

Model	Keithley 6485
Category	Picoammeter
Input Impedance	>10^14 Ohms
Voltage Burden	<200µV
Accuracy	0.4% of reading
Voltage Source Range	Not Applicable
Voltage Source Resolution	Not Applicable
Voltage Source Accuracy	Not Applicable
Interface	IEEE-488
Power Requirements	100V to 240V AC, 50/60Hz
Dimensions	89 mm high x 214 mm wide x 369 mm deep (3.5 in x 8.4 in x 14.5 in)