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Operation
Model 196 DMM connections
Connect the Model 196 or other similar DMM to the matrix
card using the general configuration shown in Figure 2-7.
The VOLTS OHMS HI and LO terminals should be connect-
ed to the desired rows using triax/banana cables. For 4-wire
ohms measurements, the OHMS SENSE HI and LO termi-
196 DMM
Connect inner shield to LO for
low-level measurements.
(Modify the cable of Figure 2-4.)
Figure 2-7
Model 196 DMM connections
2-12
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237-BAN-3
237-BAN-3
or Special
Triax
HI
LO
nals should be connected to two additional rows using the
same type of cables.
For low-level voltage measurements, con-
nect the inner shield of the HI cable to
VOLT OHMS LO to minimize noise.
K E ITHL E Y
7174A
8 x 12L OW
CUR R ENT MATR IX
S IGNAL
COL UMNS
200V P K
200V P K
GUAR D
200V PK
R OWS
1
A
2
B
Note: See paragraph 2.5.3
3
and Figur
C
special triax to banana
4
cable.
D
5
L
6
7
8
E
9
F
10
G
11
H
12
WAR NING:
!
TIGHTE N MOUNTING S CR E WS
TO E NS UR E P R OP E R
CHAS S IS GR OUND
7174A Matrix Card
NOTE
e
2-4 for
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