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1-10
Shifted
SAVE
SETUP
CONFIG
HALT
TEST
LSYNC
GPIB
RS-232
3 Range keys:
AUTO
4 Display annunciators:
* (asterisk)
↔ (more)
))) (speaker)
4W
~AC
AUTO
BUFFER
CHAN
DELTA
ERR
FAST
FILT
HIGH
HOLD
LSTN
LOW
MATH
MED
MON
OCOMP
RATIO
REAR
REL
REM
SCAN
SHIFT
SLOW
SRQ
STAT
STEP
TALK
TIMER
TRIG
Saves up to four instrument setups for future recall and selects power-on setup.
Restores a default setup (factory or *RST) or a saved setup. Enables/disables buffer
auto clear, auto scan, and auto channel configuration. Sets timestamp, date, and
time. Displays serial number of Model 2790.
Selects and configures a simple scan or an advanced scan.
Disables step/scan.
Selects the calibration menu, display test, or the key-press test.
Enables/disables line cycle synchronization. When enabled, noise induced by the
power line is reduced at the expense of speed.
Enables/disables GPIB and selects address.
Enables/disables RS-232 interface; selects baud rate, flow control, and terminator.
and
Dual function—Selects the next higher/lower measurement range for the selected
function. When in a menu, these keys make selections or change values.
Enables/disables autorange for the selected function.
Readings being stored in buffer.
Indicates additional selections are available.
Beeper on for continuity or limits testing.
Digital input/output or analog output active (set to non-default value).
4-wire resistance or 4-wire RTD temperature reading displayed.
AC function selected (ACV, dB, or ACI).
Auto range enabled.
Recalling readings stored in buffer.
Setup or a reading for a switching channel displayed.
Channel average enabled.
Questionable reading or invalid cal step.
Fast reading rate selected.
Filter enabled for selected function.
Reading has reached or exceeded the enabled high limit.
2790 in hold mode.
Instrument addressed to listen over GPIB.
Reading has reached or exceeded the enabled low limit.
mX+b, percent, m/X + b, or a low ohms calculation enabled.
Medium reading rate selected.
Monitor channel displayed.
4-wire offset compensated ohms enabled.
Channel ratio enabled.
Front panel input terminals disconnected.
Relative enabled for selected function.
Instrument in GPIB remote mode.
Scanning operation being performed.
Accessing a shifted key.
Slow reading rate selected.
Service request over GPIB.
Displaying buffer statistics.
Stepping operation being performed.
Instrument addressed to talk over GPIB bus.
Timer controlled triggering in use.
External triggering selected (trigger link, TRIG key, or GPIB).
Model 2790 SourceMeter
®
Switch System Reference Manual
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