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CHAPTER 8 SAFETY DEVICE
8.1 Safety Device Position
8.2 Safety Device Explanation
8.2.1 Emergency stop button
It will cut all the power supply after it is pushed. The operator can push it if
something abnormal, an error happened or something uncertain.
8.2.2 Door Open Operate Forbidden Safety Device
It monitors the door position. When the door is open, the computer will forbid all
turning to protect the operator, and a message appears on the screen. Close the
door will reset the unit.
Door is open
machine stop
Cylinder door open
magnetic sensor
Emergency
stop button
Independent
heater-explosion-proof
thermostat and probe.
Motor thermal overload
relays (inside of the
electrical box)
Compressor thermal
overload relays (inside
of the electrical box)
Gas pressure switch
TM
