Keithley 2002, Getting Started Manual

Page: 69 / 95

Measurement units (ACV and TEMP)
:UNIT UNIT
Subsystem
:TEMPerature <name>
Select units for TEMP:
C
,
F
, or
K
.
:VOLTage
Path to configure units for ACV:
:AC <name>
Select units for ACV:
V
,
DB
, or
DBM
.
:DB
Path to set dB reference voltage:
:REFerence <n>
Specify reference (volts): 0.001 to 750.
:DBM
Path to set dBm reference impedance:
:IMPedance <n>
Specify reference (
Ω
): 1 to 9999.
Data store (Buffer)
:TRACe TRACe
Subsystem
:EGRoup <name>
Select element group:
FULL
or
COMPact
.
:POINts <n>
Specify buffer size.
:FEED <name>
Select reading source:
SENSe
,
CALCulate
or
NONE
.
:CONTrol <name>
Select control mode and enable buffer:
NEVer
,
NEXT
,
ALWays
or
PRETrigger
.
Note: See User’s Manual to use
:PRETrigger
.
Open/close channels and scan
:ROUTe ROUTe
Subsystem
:CLOSe <list>
Close specified channel.
:STATe?
Query the closed channel.
:OPEN <list>
Open specified channel.
:OPEN:ALL
Open all channels.
:SCAN
Path to control scanning (see note):
[:INTernal] <list>
Specify internal scan list: 2 to 10 chans.
:EXTernal <list>
Specify external scan list: 2 to 80 chans.
:LSELect <name>
Enable the specified scan:
INTernal
,
EXTernal
,
RA-
Tio
,
DELTa
or
NONE
(see note).
Note: See User’s Manual to use
:RATio
and
:DELTa
.
IEEE-488 Bus Operation 3-15