the textile machine weft feelers

Published:2011/7/22 20:27:00 Author:qqtang | Keyword: textile machine, weft feelers | From:SeekIC

Here is to introduce the textile machine weft feelers circuit which is in the photoelectric control way, it can be the repairing replacement of the of imported injection shuttleless textile machine weft feelers.The working principle of the circuitThe weft feeler consists of the photoelectric signal detection amplifier circuit and LED drive circuit, see as figure 8-133. The photoelectric signal detection amplifier circuit consists of the infrared LED V1 and V2, resistors of R2-R5 and R7-R9, potentiometer RP, capacitor C1 and NI in op-amp circuit IC(N1 and N2).



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