Yokogawa DA100 User Manual
Page 39
IM DA100-01E
2-18
• Single-gauge three-wire method
R
R
R
Rg
r
r
r
E
e
R = fixed resistor
r = resistance of leadwire
Rg = resistance of strain gauge
e = output voltage developed across bridge
E = voltage imposed across bridge
Jumper setup switch
DU500-12/DU500-13
DU500-14
ON
OFF
No.1
No.2
No.3
No.4
No.5
A(+)
B(L)
C(-V)
D(H)
No.1
ON
No.2
ON
No.3
OFF
No.4
ON
No.5
OFF
Rg
1
2
3
4
5
6
7
8
• Adjacent-side two-gauge method
Jumper setup switch
DU500-12/DU500-13
DU500-14
ON
OFF
No.1
No.2
No.3
No.4
No.5
A(+)
B(L)
C(-V)
D(H)
No.1
ON
No.2
ON
No.3
OFF
No.4
OFF
No.5
ON
Rg1
Rg2
R
R
E
e
Rg1
Rg2
Rg1
Rg2
R = fixed resistor
r = resistance of leadwire
Rg = resistance of strain gauge
e = output voltage developed across bridge
E = voltage imposed across bridge
1
2
3
4
5
6
7
8
Rg2
Rg1
• Opposed-side two-gauge method
Jumper setup switch
DU500-12/DU500-13
DU500-14
ON
OFF
No.1
No.2
No.3
No.4
No.5
A(+)
B(L)
C(-V)
D(H)
No.1
ON
No.2
OFF
No.3
ON
No.4
OFF
No.5
ON
Rg1
Rg2
R
R
Rg2
Rg1
E
e
Rg1
Rg2
R = fixed resistor
r = resistance of leadwire
Rg = resistance of strain gauge
e = output voltage developed across bridge
E = voltage imposed across bridge
The 319300 bridge box does
not support the opposed-
side two gauge method.
2.6 Connecting the Signal Lines