| 摘要 |
A safety system for a hydraulic circuit, in which a fluid is circulated by a pump (EP) driven by a respective motor, said system includes level sensor means (S) for detecting the level (L) of liquid in said circuit, said level sensor means being installed in a preestablished position in said hydraulic circuit, and control means (DC) operatively associated to said level sensor means (S), said level sensor means (S) is infrared radiation sensor means.
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