Keithley 486 Instruction Manual page 89

SECTION4
IEEE-488 Reference
&de 1 Command 1 Descriution
I Para.
uters
nterval
Lange
ntegration
. .
.ngger
PO
Disable digital and analog filters
Pl Enable digital filter; disable analog filter
n
Disable digital filter; enable analog filter
P3
Enable digital and analog filters
Eif
175msec (factory default)
Set to "n" seconds. n = O.OlOsec to 999.999sec
2
Enable autorange
Select 2nA range
z
Select 2OnA range
sekct 2mnA range
R4 Select &A range
z
Select 2op.A range
Select 200@ range
R-7
Select 2mA range
Fta No range
R9
No range
RIO Disable autorange
:
Fast integration; 1.6msec at 4-l /2 digit resolution
Line cycle integration; 16.67msec @4Wz) or 20msec (5OI-W at 5-l/2
digit resolution
TO Multiple on Talk
Tl One-shot on Talk
T2 Multiple on GET
T3
One-shot
on
GET
I
T4 Multiple on X
I
I
T8
Multiple on Operate (48$-
T9
One-shot on
Operate (487)
uo Send machine status word
2
Send error status word
Send model number and firmware revision
u3
Send calibration value
u4 Send interval
u5
Send delay
U6
Send relative value for current
u7
Send relative value for V/I ohms
US
Send voltage source value (487)
u9
Send voltage source error status word (487)
4.2.15
4.2.16
4.2.17
4.2.18
4.2.19
Joltage Source
I
Vn,r,l
I
Specify voltage source level "n" in volts, range "I-" and limit "3"
4.2.20
'487) n: -505 to +505
r 0 = 5ov range; 1 = 5oov range
ko=2opAlimit;l=2mAlimit
44