Keithley 7012-S Service Manual

PRINT
“Voltage
Cal ibrat
ion Procedure,“
PRINT
“See
Service
Manual
for
details
on
test
connections,“
FR 1 NT
PRINT
“Short
236/237
output and
193A
input,“
GOSUB
KeyCheck
PRINT
In,
“OUTPUT
1O;FOROS3GIX“
‘
193A
DCV,
61/2
digits,auto range.
PRINT
1A1
“OUTPUT
16;N1X“
‘
Put
236/237
in operate
PRINT IAI,
“OUTPUT
16;COX“
‘
Put
236/237
in
cal
mode.
PRINT
“Performing
common
mode
adjustment.“
PRINT
“Please
wait
approximately
30 econds
for
completion.“
PRINT
PRINT
#1,
“OUTPUT
16;C1X“
•
Calibrate
236/237
common mode.
PRINT
#
1 ‚
“OUTPUT 1
0
;
Z
1 X“
•
Zero
1
9
3A.
BEEP
PRINT
#1,
“OUTPUT
16;C59X“
•
Remove
236/237
from
cal
mode
PRINT
111
‚
‘OUTPUT 1 6
;
NOX“
Put
236
/237
in
standby.
PRINT
“Remove
short
from
236/237
output and
193A
input.“
PRINT
“Make
sure
236/237
output is
properly
connected
to
193A input.“
PRINT
GOSUB
KeyCheck
PRINT
111,
“OUTPUT
16;N1X“
•
Put
236/237 in
operate.
PRINT
#1 ‚
“OUTPUT
16
;
COX“
•
Put 236
/237
in
cal mode,
PRINT “Performing
voltage cal
ibration,“
PRINT
“Press
ESC
to
abort procedure
and
restart
program.“
FOR
1 =
2
TO
Cmax
•
Loop
for all
cal
polnts.
IF 1
=
26 THEN
PRINT #1,
“OUTPUT 1O;R5X“‘ Put 193A
on
1000V
range.
IN$ =
INKEY$:
IF
IN$
CHR$(27)
THEN
PRINT
111,
“CLEAR“:
GOTO SeiCal
PRINT
#1,
“OUTPUT
16;C“; 1.;
“X“
•
Send cal
command
to
236/237.
GOSUB
Delay
•
Wait
for settling.
PRINT
#1,
“ENTER 10“
• Get
reading
from 193A.
INPUT
1/2,
Vmr
•
Input
193A
reading.
1 =
1
+
1
•
Increment
C command value.
PRINT
111,
“OUTPtJT
16;C“; 1;
“,“;
Vmsr;
“X“‘
Send
cal
value
to 236/237.
NEXT
1
•
Loop back
for
next
cal
point.
PRINT
1/1,
“OUTPUT
16;C59X“
• Exit
calibration
procedure.
PRINT
1/1,
“OUTPUT
16;NOX“
• Put
236/237
in standby.
PRINT
1/1,
“OUTPUT
1O;ZORSX“
•
Disable
193A
zero mode,
100V
range.
RETURN
•
f
100MA
CURRENT RANGE
CALIBRATION
ROUTINES
‚
CalHigh:
CLS
PRINT
“100
mA Current
Range
Calibration.“
PRINT
“See
Service Manual
for test connections.“
PRINT
GOSUB
KeyCheck
PRINT
PRINT
1/1,
“OUTPUT
1O;FOROS3GIX“
•
193A
DCV, 6—1/2
digits,auto
range.
InRes:
INPUT
“Enter characterized value
of
10
ehm
resistor“;
RiO
IF
RIO
<
9 .
9 OR RiO
>
10.
1 THEN
BEEP:
PRINT
“Value
out
of
range.
“ :
GOTO
InRes
PRINT
“Disconnect
236/237
output from test fixture.“

Keithley 7012-S Specifications

General

Brand	Keithley
Model	7012-S
Category	Measuring Instruments
Language	English