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Variety of Strain Gage
Series
J
J-W
F
F-W
Name
Polyimide foil strain gage
Strain gage with vynil wire
Epoxy foil strain gage
Strain gage with vynil wire
Resistive element
CuNi foil
CuNi
foil
CuNi
foil
CuNi
foil
Base material
Polyimide
Polyimide
Special epoxy
Special epoxy
Operating temp. range ()
|70 ~ 200
|30 ~ 70
|50 ~ 70
|30 ~ 70
Strain limit (%)
3 mm or more
5 ~ 7
less than 3 mm
2 ~ 4
3 mm or more
5 ~ 7
less than 3 mm
2 ~ 4
3 mm or more
4
less than 3 mm
2
3 mm or more
4
less than 3 mm
2
Fatigue limit
Applied strain
(x10
-6
)
}1 500
}1 500
}1 500
}1 500
Repeatable times
10
7
10
7
10
6
10
6
Operating temperature range of strain gage with adhesives ()
#2129
|60 ~ 140
SP-4
|30 ~ 200
#2129
|50 ~ 70
#2129
|50 ~ 70
#2129
|50 ~ 70