Figure 2-2 10Μa To 1A Range Current Calibration Test Connections - Keithley 2430 Service Manual

Figure 2-2
10μA to 1A range
current calibration
test connections
2.
3.
4.
5.
6.
7.
8.
9.
From normal display, press the SOURCE I key.
Press the EDIT key to select the source display field, and then use the down RANGE
key to select the 10μA source range.
From normal display, press MENU.
Select CAL, and then press ENTER. The unit will display the following:
CALIBRATION
UNLOCK EXECUTE VIEW-DATES
SAVE LOCK CHANGE-PASSWORD
ß
Select EXECUTE, then press ENTER. The instrument will display the following
message:
I-CAL
Press ENTER to Output +10.000
Press ENTER. The Model 2430 will source +10μA and simultaneously display the
following:
DMM RDG: +10.00000μA
Use , , , , ENTER or EXIT.
ß © ¹ ƒ
Note and record the DMM reading, and then adjust the Model 2430 display to agree
exactly with the actual DMM reading. Use the up and down arrow keys to select the digit
value, and use the left and right arrow keys to choose the digit position (or use the num-
ber keys, 0-9, +/-). Note that the display adjustment range is within ±10% of the present
range.
After adjusting the display to agree with the DMM reading, press ENTER. The instru-
ment will then display the following:
I-CAL
Press ENTER to Output +00.000μA
125V
PEAK
®
2430 1KW PULSE SourceMeter
MEAS SOURCE
Ω
EDIT V I FCTN V I
RANGE
DISPLAY
1
0 2 3 4 5 EDIT
TOGGLE AUTO
LOCAL REL FILTER TRIG SWEEP
LIMIT
POWER RANGE
6 7 8 9 +/-
DIGITS SPEED STORE RECALL CONFIG MENU EXIT ENTER
Model 2430
Digital Multimeter
©
μ
A
Calibration
4- WIRE INPUT/
SENSE OUTPUT
HI
125V
5V
PEAK PEAK
LO
250V
PEAK
!
TERMINALS
ON/OFF
FRONT/
REAR
OUTPUT
Input LO
Amps
2-11