[Function] The output of this terminal block is actually an electronic switch, double-conducting, Therefore, the terminal block can also be used in the detecting device to control the on/off of a signal or a small load. [Input voltage] The default input voltage of this terminal block is 10-28V. 4 Way Signal Isolation Module NPN and PNP Interconvert, Level... 58g/2oz Package list:1 x 4 channel level converter [Note] Please confirm the product model before purchasing. AN-73: LT1339 Design Manual | Devices Line Converter Car Audio JLing Direct 8-channel Signal NPN And Pnp Arbitrary Conversion DG04 Speaker To Line Level Converter If you have any questions during purchase or use, please feel free to contact us. Top 10 Roadside Safety Discs agnetic of 2022 - Katynel The digital quantity is optically isolated.