| Model | FDU | FDL | FDG | FDS |
|---|---|---|---|---|
|
Temperature (humidity) control system |
Balanced temperature control system |
Balanced temperature humidity control system |
Balanced temperature control system |
Balanced temperature humidity control system |
| Temperature range | -40°C ~ +180°C | -40°C ~ +180°C | -70°C ~ +180°C | -70°C ~ +180°C |
| Humidity range | - | 20 ~ 95% | - | 20 ~ 95% |
|
Temperature change rate (Reference example) |
-18°C ⇔ 158°C 3°C/min or more (No specimen, average, during the test -40°C ⇔ +180°C) |
-18°C ⇔ 158°C 3°C/min or more (No specimen, average, during the test -40°C ⇔ +180°C) |
-45°C⇔155°C 3°C/min or more (No specimen, average, during the test -70°C ⇔ +180°C) |
-45°C⇔155°C 3°C/min or more (No specimen, average, during the test -70°C ⇔ +180°C) |