In response to an output obtained from the signal processing circuit, {HEAD ~ the operation} of {TAIL ~ the machine tool} is halted by means of a control circuit or the alarming device, such as lamp, buzzer, is actuated to warn the abnormal condition of the machine tool 
In response to an output obtained from the signal processing circuit , { HEAD ~ the operation } of { TAIL ~ the machine tool } is halted by means of a control circuit or the alarming device , such as lamp , buzzer , is actuated to warn the abnormal condition of the machine tool
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH