| 摘要 |
The well echo-sounder for measurement of liquid level has measuring pressure transformer, its input is connected to the pressure sensor, the echo-sounder controller, its first input is connected to the output of the electronic receiving section and the second input û to the output of the measuring pressure transformer, the first and the second outputs of the controller of the echo-sounder are connected to the control inputs of the electronic receiving section and the measuring pressure transformer, and the third output û to the input of the control block and, besides that, the first and the second information outputs of the controller of the echo-sounder are connected to the first receiver-transmitter and the working storage, respectively, compact computer, information output of this one is through controller of the receiver-transmitter connected to the input of the second receiver-transmitter, the outputs of the first and the second receiver-transmitters are connected to the first and the second radio-antennae, respectively.
|
