A signal transmission becomes and to send device for pump station power station integrated test system

The utility model relates to a signal transmission device. The utility model aims to provide a signal transfer device, the device should be able to effectively be realized sending with the change allkinds of weak electric signal and strong electrical signal's transmission to the work of each item acceptance test is simplified and made things convenient for. Technical scheme is: a signal transmission becomes and to send device for pump station power station integrated test system, includes device shell and sets up alternating voltage changer, direct current voltage transducer and the leading ware of frequency measurement in device shell, its characterized in that: is device shell equipped with 10 altogether 40 the passageway, wherein 6 28 individual weak electric signal lead directly tothe passageway, 2 10 individual weak electric signal passageway, 1 common grounding end passageway and 1 backup channel after the changer is handled, every passageway all sets up incoming signal socket and output signal socket o