If automatic switching is selected from the menu, the device starts insufflating in low-flow mode, then switches to the high-flow position once blow-off pressure is reached.

选择自动切换初设时，设备启动时是以低流注气模式进行。一旦达到放气后的低压时，将自动切换高流选项。

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Author introduces the process flow and the system composition of the ABB gas analysis meter's online automatic blow off device.

介绍了ABB煤气分析仪在线自动吹扫装置的工艺流程及系统组成。

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The manual withdrawal device realizes the withdrawal and discharging on the withdrawal objects by driving the bottom frame and the blow off valve to move up and down through the pull rod.

本实用新型通过拉杆 带动底阀、排空阀的上、下运动，实现对抽取对象的抽取排出。

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