Keithley 2750 User Manual

SYSTem:BEEPer[:STATe] <b> ..................................................... 14-8
15 SCPI Reference Tables
Reference tables ...................................................................................... 15-2
B Model 7700 Connection Guide
Card configuration — schematic ............................................................. B-2
Connections and wiring ........................................................................... B-4
Screw terminals ................................................................................ B-5
Wiring procedure .............................................................................. B-6
Typical connections .......................................................................... B-7
Connection log ............................................................................... B-10
C Status and Error Messages
D Signal Processing Sequence and Data Flow
Signal processing sequence ..................................................................... D-2
Basic signal processing .................................................................... D-2
Signal processing using instrument features .................................... D-3
Signal processing using Ratio or Ch Avg ......................................... D-6
Data flow (remote operation) .................................................................. D-7
SENSe and sample buffer ................................................................. D-8
[SENS[1]]:DATA[LATest]? .............................................................. D-9
[SENS[1]]:DATA:FRESh? ............................................................... D-9
FETCh? ............................................................................................ D-9
READ? ............................................................................................. D-9
MEASure? ........................................................................................ D-9
CALC[1]:DATA[LATest]? ............................................................... D-9
CALC[1]:DATA:FRESh? ................................................................. D-9
CALC3:LIM1:FAIL? ..................................................................... D-11
CALC3:LIM2:FAIL? ..................................................................... D-11
TRACe:DATA? ............................................................................... D-11
CALC2:IMM? ................................................................................ D-12
CALC2:IMM .................................................................................. D-12
CALC2:DATA? .............................................................................. D-12
Continuous measurement mode ..................................................... D-12
Scanning ......................................................................................... D-13
E Measurement Considerations
Measurement considerations .................................................................... E-2
Thermoelectric potentials .................................................................. E-2
Thermoelectric generation ................................................................. E-3
Minimizing thermal EMFs ................................................................ E-4
2750-900-01.book Page 8 Wednesday, August 3, 2011 7:56 AM

Keithley 2750 Specifications

General

Interface	GPIB, RS-232, Ethernet
Switching Speed	Up to 500 channels/second
Maximum Voltage	300V
Operating Temperature	0°C to 50°C
Measurement Functions	DCV, ACV, DCI, ACI, 2-wire Resistance, 4-wire Resistance, Frequency, Temperature
Resolution	6.5 digits
Current	1A
Maximum Current	1A