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
Fatigue limit	Repeatable times	107	107	106	106
Operating temperature range of strain gage with adhesives (℃)		CN-4 －50 ~ 100 SP-4 －30 ~ 200	CN-4 －50 ~ 70	CN-4 －50 ~ 70	CN-4 －50 ~ 70