Figure 11-6 Typical Preamp Out Connections - Keithley 6514 Instruction Manual

Figure 11-6
Typical
preamp out
connections
PREAMP
INPUT 250V PK
INPUT PREAMP
OFF ON
GUARD
(FOLLOWS
V, GUARD INPUT)
(PROGRAMMABLE)
HI
V
IN
LO
S
GND
HI
Q
IN
LO
GND
Digital I/O, Analog Outputs, and External Feedback
MADE IN
!
U.S.A.
IEEE-488
2V COMMON CHASSIS (CHANGE IEEE
WITH FRONT PANEL MENU)
250V PK OUTPUT
DIGITAL I/O TRIGGER LINK RS232
LINE RATING
! 50, 60Hz
60 VA MAX
PREAMP
OUT
10K FUSE LINE
2V
630mA T 100 VAC
OUTPUT
(SB) 120 VAC
COM
315mAT 220 VAC
(INTERNAL)
(SB) 240 VAC
Model 6514 Rear Panel
A. Connections
V = V
+ Out IN
-
Preamp Out
Common
0.1Ω
S
Volts
C
F
Q
V =
Out
Preamp Out
S
Common
0.1Ω
S
Coulombs
B. Equivalent Circuit
Model 1683
Test Lead kit
HI
I
IN
LO
R
L
GND
IN
HI
C
F
LO
R
L
V = I R
×
Out
Out
HI
LO
Measuring Device
(i.e. Chart recorder)
R
F
V = -I
Out
Preamp Out
S
Common
0.1Ω
S
Amps
R
V
F
REF
Preamp Out
Common
S
0.1Ω
S
L
Ohms
11-9
R
IN F
R
L
R
L