Keithley 2750 Service Manual

B-24 Calibration Reference Model 2750 Multimeter/Switch System Service Manual
Error queue
As with other Model 2750 errors, any calibration error will be reported in the bus error
queue. You can read this queue by using the :SYST:ERR? query. The Model 2750 will
respond with the appropriate error number and message, as summarized in Table B-5.
+488 “100 4-w dckt Ioff full scale error”
+489 “100 4-w dckt Ion full scale error”
+490 “10 4-w dckt Ioff zero error”
+491 “10 4-w dckt Ion zero error”
+492 “10 4-w dckt full scale error”
+493 “10 4-w full scale error”
+494 “10 4-w ocomp Ion zero error”
+495 “10 4-w ocomp Ion full scale error”
+496 “1 4-w dckt Ioff zero error”
+497 “1 4-w dckt Ion zero error”
+498 “1 4-w dckt Ion full scale error”
+500 “Calibration data invalid”
+513 “AC calibration data lost”
+514 “DC calibration data lost”
+515 “Calibration dates lost”
+518 “Card calibration data lost” *
+519 “Card calibration dates lost” *
+610 “Questionable calibration”
*Model 7700 card only.
Table B-5 (continued)
Calibration errors
Error Number Error Message

Keithley 2750 Specifications

General

Brand	Keithley
Model	2750
Category	Switch
Language	English