STT40 / STT70
Figure 9: Functional diagram of STT40 / STT70
All functions are fully automatic.
The dryer is equipped with two drying cells. One drying cell is part of the drying cycle; the other drying cell is regenerated simultaneously.
Part of the dehumidified air is used for regenerating the moist drying cell. At the beginning of regeneration, it is heated by the regeneration heater. After the end of the heating period, the drying cell is cooled off by using dehumidified air. After the
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| ➆ |
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| 1 | Drying cell | ➂ |
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| 2 | Regenerating heater |
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| 3 | Drying hopper |
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| 4 | Diaphragm |
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| 5 | Return air filter |
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| 6 | Blower |
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| 7 | Valve |
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| 8 | Drying heater |
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| 9 | Suction box |
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Functional description