Select the appropriate pressure and torque sensors, develop SCM control circuit and small-signal amplifier, do data acquisition and Processing by PC and multifunctional data acquisition card.

选择适合的压力、扭力传感器，开发单片机控制电路、小信号放大器，应用PC机并配合多功能数据采集卡完成数据采集与处理。

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The times required for control of pressure and temperature as well as actual values of pressure, temperature, and vacuum can be input at the PC-terminal at the central operating desk.

压力及温度控制所需时间以及压力，温度和真空度的实际值可被输入在中央操作台上的PC机终端。

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Realtime control between PC and PLC is realized through serial communication by freeport mode, and the control of temperature and pressure is realized by PLC.

通过上位机pc与PLC以自由口方式串口通信实现PC对PLC的实时监控，并用PLC对温度、压力进行控制。

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