Unipulse F331, Operation Manual

Page: 16 / 88

7
2 CONNECTION
7
CONNECTION
Chapter
2
2-2.
Connection of the strain gauge sensor
Connect a strain gauge sensor.
The excitation voltage is 2.5V or 5V. (designated when ordered)
The maximum output current is 30mA.
■
4-wire strain gauge sensor
■
6-wire strain gauge sensor
For connecting a 6-wire strain gauge sensor, short-cEXC and +S, and -EXC and -S.
Signal input/output
1 2 3 4 5
+EXC -SIG -EXC +SIG
2 3 4 5
Strain gauge sensor
SHIELD
1
terminal block
With mark: The excitation voltage is 5V.
With no mark: The excitation voltage is 2.5V.
BV5
Point
(+EXC)
(-EXC)
(+SIG)
(-SIG)
(SHIELD)
+IN
-OUT
-IN
+OUT
2
5
F331
1
3
4
(+EXC)
(-EXC)
(+SIG)
(-SIG)
(SHIELD)
+IN
-OUT
-IN
+OUT
2
5
F331
1
3
4