Keithley 2750/E Digital-Multimeter, DMM, 2750/E Datenbogen
Produktcode
2750/E
Getting Started
1-11
4 Display annunciators:
* (asterisk)
Readings being stored in buffer.
↔ (more)
Indicates additional selections are available.
))) (speaker)
Beeper on for continuity or limits testing.
Digital input/output or analog output active (set to non-default value).
Digital input/output or analog output active (set to non-default value).
4W
4-wire resistance or 4-wire RTD temperature reading displayed.
DCKT
Dry circuit resistance reading displayed.
~AC
AC function selected (ACV, dB, or ACI).
AUTO
Auto range enabled.
BUFFER
Recalling readings stored in buffer.
CHAN
Setup or a reading for a switching channel displayed.
DELTA
Channel average enabled.
ERR
Questionable reading, or invalid cal step.
FAST
Fast reading rate selected.
FILT
Filter enabled for selected function.
HIGH
Reading has reached or exceeded the enabled high limit.
LSTN
Instrument addressed to listen over GPIB.
LOW
Reading has reached or exceeded the enabled low limit.
MATH
mX+b, percent, or reciprocal (1/X) calculation enabled.
MED
Medium reading rate selected.
MON
Monitor channel displayed.
OCOMP
4-wire offset compensated ohms enabled.
RATIO
Channel ratio enabled.
REAR
Front panel input terminals disconnected.
REL
Relative enabled for selected function.
REM
Instrument in GPIB remote mode.
SCAN
Scanning operation being performed.
SHIFT
Accessing a shifted key.
SLOW
Slow reading rate selected.
SRQ
Service request over GPIB.
STAT
Displaying buffer statistics.
STEP
Stepping operation being performed.
TALK
Instrument addressed to talk over GPIB bus.
TIMER
Timer controlled triggering in use.
TRIG
External triggering selected (trigger link, TRIG key, or GPIB).
5 Slot indicators:
Lit lamp indicates that the slot has a switching module or pseudocard installed in it. When the VIEW
option of the CARD menu is used, only the lamp that corresponds to the selected slot is turned on.
option of the CARD menu is used, only the lamp that corresponds to the selected slot is turned on.
6 INPUTS switch:
Use to select front panel inputs (out; F) position, or switching module inputs (in; R) position.
NOTE
For remote programming, the following command queries the INPUTS switch
position:
position:
SYSTem:FRSwitch?
' Query INPUTS switch; 0 = rear, 1 = front.
7 Front panel inputs:
INPUT HI and LO
Used for DCV, ACV,
Ω
2, CONT, FREQ, PERIOD, and thermocouple/thermistor
TEMP measurements.
SENSE HI and LO
Use with INPUT HI and LO for
Ω
4 and RTD TEMP measurements.
AMPS
Use with INPUT LO for DCI and ACI measurements.
Amps fuse holder
Holds current fuse for front panel amps input.
2750-900-01.book Page 11 Wednesday, August 3, 2011 7:56 AM