High-precision acquisition and analysis equipment for multiple types of signals

The invention discloses high-precision acquisition and analysis equipment for multiple types of signals. The high-precision acquisition and analysis equipment comprises a data acquisition module, a central processing unit, a storage center and a display terminal, the data acquisition module comprises a silicon controlled rectifier channel and a sensor channel, and a channel interface of the silicon controlled rectifier channel adopts an isolation optocoupler for optical isolation; multi-channel data acquisition is realized through the silicon controlled rectifier channel and the sensor channel, the silicon controlled rectifier is alternately controlled to be switched on and switched off through the central processing unit, the silicon controlled rectifier channel acquires voltage and working states of all the silicon controlled rectifiers, multi-point and multi-potential data acquisition is realized, and the efficiency and the utilization rate of data acquisition are remarkably improved; the isolation optocou