This epoxy-backed foil gauge is designed for measuring under cryogenic conditions. The specially selected and heat-treated sensing foil shows very small zero shift under cryogenic temperature compared with conventional gauge.
Datasheet: CF series Cryogenic temperature use strain gauge
| Main Test Materials | Metal, ceramic | Materials Backing | Epoxy |
|---|---|---|---|
| Operating Temperature | -196 to +80°C | Materials Element | Special alloy foil |
| Compensation range | -196 to +80°C | Strain limit | 1% (10000×10-6) |
| Bonding adhesive | EA-2 CN,C-1 |
Fatigue life at room temp. | 1×106 (±1500×10-6) |
| gauge pattern | type | gauge length (mm) |
gauge width (mm) |
backing length (mm) |
backing width (mm) |
Resistance (Ω) |
|---|---|---|---|---|---|---|
| Single element (G.F. 2.1)  |
CFLA-1-350-11 CFLA-1-350-17 CFLA-1-350-23 |
1 | 1.6 | 5.4 | 3.2 | 350 |
| CFLA-3-350-11 CFLA-3-350-17 CFLA-3-350-23 |
3 | 1.7 | 8.8 | 3.5 | 350 | |
| CFLA-6-350-11 CFLA-6-350-17 CFLA-6-350-23 |
6 | 2.2 | 12.5 | 4.3 | 350 | |
| 90° 2-element Cross (G.F. 2.1)  |
CFCA-1-350-11 CFCA-1-350-17 CFCA-1-350-23 |
1 | 1.3 | 7.2 | 7.2 | 350 |
| CFCA-3-350-11 CFCA-3-350-17 CFCA-3-350-23 |
3 | 1.7 | 11 | 11 | 350 | |
| 45°/90° 3-element Rosette (G.F. 2.1)  |
CFRA-1-350-11 CFRA-1-350-17 CFRA-1-350-23 |
1 | 1.3 | 7.2 | 7.2 | 350 |
| CFRA-3-350-11 CFRA-3-350-17 CFRA-3-350-23 |
3 | 1.7 | 11 | 11 | 350 |