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6
Jumper Positions
6.4 JUMPER SETTING(S) FOR SENSOR EXCITATION
1). Maximum excitation for "Ratiometric" measurement is 10Vdc.
Note
2). Remove S2T jumper when you use external sensor excitation.
6.4.1 JUMPER SETTING(S) FOR SENSOR EXCITATION- ac Powered Unit
Your ac-powered meter is capable of supplying either 1.5 to 11Vdc or 24 Vdc
sensor excitation. (refer to Figure 6-2.).
•
•
6-3
24 Vdc meter excitation (S2N, S2T, & S4B)
S2
A
A B
S1
C
10 Vdc meter excitation (S2N, S2T, & S4A, S4C)
S2
A
A B
S1
C
1.25 Vdc meter excitation (S2Q)
S2
A
A B
S1
C
160 µA meter excitation (S2P)
S2
A
A B
S1
C
1.6 mA meter excitation (S2P, S2V)
S2
A
A B
S1
C
For 1.5 to 11Vdc excitation, install S4A and C jumpers, then adjust the
potentiometer (R39) for proper voltage.
For 24Vdc excitation, remove S4A and C jumpers and install S4B.
B
E
K
M
D
G
H
P
L
J
N
Q
F
B
E
K
M
D
G
H
P
L
J
N
Q
F
B
E
K
M
P
D
G
H
L
F
J
N
Q
B
E
K
M
H
P
D
G
L
F
J
N
Q
B
E
K
M
H
P
D
G
L
F
J
N
Q
R
S
T
U
V
R
S
T
U
V
R
S
T
U
V
R
S
T
U
V
R
S
T
U
V
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