Keithley Integra 27 Series, Быстрый старт

Страница: 27 / 52

20 Integra Series Quick Start Guide
Optimizing performance
Factors that affect measurement performance include instrument warm-up,
display resolution, measurement speed, filter, line cycle synchronization and
autozero.
Figure 8
Measurement performance control
Warm-up
The instrument can be used as soon as it is turned on. However, to achieve rated
accuracy, it must be allowed to warm up for at least two hours to allow internal
temperatures to stabilize. If the instrument has been exposed to extreme tempera-
tures, allow extra warm up time.
Display resolution (digits)
As shown in Figure 8 , use the DIGITS key to set the display resolution (3
H
to 6
H
-
digits) for all functions, except Continuity (which is fixed).
Press the DIGITS key until the desired resolution is displayed. For front panel
operation, the selected display resolution is the same for all functions.
Filter – Press to enable or disable.
Type – Press SHIFT then FILTER (TYPE) to
access filter configuration menu:
Window – 10%, 1%, 0.1%, 0.01%, or none.
Count –1 to 100.
Type – Moving or Repeat
Digits – Press to set
display resolution. Rate – Press to set measurement
speed (SLO, MED, or FAST).
Lsync – Press SHIFT then RATE
(LSYNC) to access the line
synchronization on/off menu.
RANGE
AUTO
SHIFT
LOCAL
POWER
RANGE
EXIT ENTER DIGITS RATE
REL FILTER
TRIG
EX TRIG STORE RECALL
OPEN
DCV
DCI
MATH O U T P U T
RATIO
ACV ACI
Ω
2
Ω
4 FREQ TEMP
CH AVG CONT
PERIOD SENSOR
LIMITS ON/OFF DELAY
HOLD
SAVE SETUP CONFIG HALT
TYPE
LSYNC TEST
MONITOR
STEP SCAN
OCOMP
CH-OFF CARD
CLOSE
RS-232 GPIB
LIMITS ON/OFF DELAY
HOLD
SAVE SETUP CONFIG HALT TEST
MATH O U T P U T
RATIO CH AVG CONT
PERIOD SENSOR
OCOMP
TRIG
EX TRIG STORE RECALL
STEP SCAN
OPEN CLOSE
MONITOR
CH-OFF CARD
RS-232 GPIB
To
p
ic
s
To
p
ic
s
To
p
ic
s