在命令结果中设置的异常指示执行命令失败。
An exception set in the command result indicates a failure to execute the command.
灵活的控制方式，可作单段速、三段调速、五段调速或无级调速调节风量并附运转/异常指示灯/异常干接点，便于监控；
Flexible control, the motor adjust air flow can be single period of speed , three or five periods of speed. It is also enclosed operation, abnormal indicator and abnormal dry contact for control.
由此阐明了金属胶接蜂窝结构面板上小凹坑处声阻探伤“异常指示”的原因，以及改变激励频率有可能辨别是否脱粘的理论依据。
Whereupon the reason of "abnormal indication" in All of small pits on the surface of metal honeycomb adhesive bonded structure and the theoretical basis for the probable distinguishing of debonded ar…
由此阐明了金属胶接蜂窝结构面板上小凹坑处声阻探伤“异常指示”的原因，以及改变激励频率有可能辨别是否脱粘的理论依据。
Whereupon the reason of "abnormal indication" in All of small pits on the surface of metal honeycomb adhesive bonded structure and the theoretical basis for the probable distinguishing of debonded ar…
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