YOKOGAWA MX100 - Page 58

2-13
IM MX100-01E
Installation and Wiring
3
2
1
4
5
Index
•
Opposing Two-Gauge Three-Wire Method
R
R
Rg2
Rg1
E
e
Rg1
Rg2
1 2 3 4
5 6
7 8
Rg1
Rg2
Cannot be connected. Use -NDI.
r
r
r
r
r
r
-B12, -B35
-NDI
Bridge head (319300)
R: fixed resistance
r: resistance value of lead wire
Rg: resistance value of strain gauge
e: output voltage from bridge
E: voltage applied to bridge
•
Four-Gauge Method
ON
OFF
No.1
No.2
No.3
No.4
No.5
A(+V)
B( L)
C(-V)
D( H)
-B12, -B35 -NDI
No.1
OFF
No.2
OFF
No.3
OFF
No.4
OFF
No.5
ON
1 2 3 4
5 6
7 8
Rg2
Rg1
Rg3Rg4
Rg1
Rg2
Rg4
Rg1
Rg2
Rg3
E
e
Rg1, Rg3
Rg2, Rg4
Rg1
Rg3
Rg1
Rg3
Rg4
Rg2
Rg1, Rg2
Rg3, Rg4
Rg3
Rg4
Bridge head (319300)
R: fixed resistance
r: resistance value of lead wire
Rg: resistance value of strain gauge
e: output voltage from bridge
E: voltage applied to bridge
Jumper setting switch
2.4 Connecting the Signal Wires