| 摘要 |
FIELD: measurement technology, testing membranes and membrane cartridges for inspection of their quality. SUBSTANCE: device has two holders to place membranes and membrane cartridges and controlling unit composed of unit of switch, comparison elements, logic AND, NOR gates, valves, flip-flops, time relays, chokes, followers. Device makes it possible to test membranes and membrane cartridges for tightness, "boiling point" and diffusion. EFFECT: increased measurement accuracy thanks to liquidation of subjective factor and versatility of device due to integration of possibility of test of both membranes and membrane cartridges in one device. |
