Keithley 2750 User Manual

Relative ..................................................................................................... 5-2
Basic operation .................................................................................. 5-2
Remote programming — rel ............................................................. 5-4
Math .......................................................................................................... 5-8
mX+b ................................................................................................. 5-9
Percent ............................................................................................. 5-10
Reciprocal (1/X) .............................................................................. 5-11
Basic operation ................................................................................ 5-12
Remote programming — math ........................................................ 5-13
Ratio and channel average ...................................................................... 5-16
Basic operation ................................................................................ 5-17
Remote programming — ratio and channel average ....................... 5-19
dB ........................................................................................................... 5-21
Remote programming — dB ........................................................... 5-21
6Buffer
Buffer overview ........................................................................................ 6-2
Front panel buffer ..................................................................................... 6-2
Auto clear .......................................................................................... 6-2
Timestamps ....................................................................................... 6-3
Storing readings ................................................................................. 6-5
Recalling readings ............................................................................. 6-6
Buffer statistics .................................................................................. 6-7
Remote programming — buffer ............................................................... 6-8
Buffer commands .............................................................................. 6-8
Programming example .................................................................... 6-15
7 Scanning
Scanning fundamentals ............................................................................. 7-2
Channel assignments ......................................................................... 7-3
Sequential and non-sequential scans ................................................. 7-3
Scan process ...................................................................................... 7-3
Trigger models .................................................................................. 7-4
Scan configuration .................................................................................. 7-11
Scan reset ......................................................................................... 7-13
Simple scan ..................................................................................... 7-13
Advanced scan ................................................................................. 7-14
Setting delay .................................................................................... 7-17
Monitor channel .............................................................................. 7-18
Auto channel configuration ............................................................. 7-19
Saving setup .................................................................................... 7-20
Auto scan ......................................................................................... 7-20
Scan operation ........................................................................................ 7-21
Basic scan ........................................................................................ 7-21
2750-900-01.book Page 4 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