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1.3 Operations Not Ready
The operation not ready state means that the system is not ready to run because of the controller itself or the machine,
even though power is supplied to the NC unit control circuit. The RUN READY lamp on the setting and display unit is
OFF.
(1) From power OFF to not ready (Transition of operation state correlation diagram (b))
- When POWER ON signal is input from the machine.
(2) From ready to not ready (Transition of operation state correlation diagram (c))
- When EMG (emergency stop) is displayed on the setting and display unit; or
- When any of the following alarms is displayed on the setting and display unit;
Servo alarm, feedback alarm, excessive error alarm, watch dog, MCP alarm.
1.4 Operations Ready
The operations ready state means that power is supplied to the NC unit control circuit and the system is ready to run.
The READY lamp on the setting and display unit is ON.
The state is furthermore classified into the following four:
1.4.1 Reset
The reset state means that the controller is reset.
(1) From not ready to reset (Transition of operation state correlation diagram (d))
This state is also called initial state.
- When about four seconds has passed after the power is turned ON.
(2) From another ready state to reset (Transition of operation state correlation diagram (e))
- When the RESET key on the setting and display unit is turned ON;
- When external reset signal is input from the machine; or
- When M02 or M30 is executed (depending on the machine specifications).
1.4.2 Automatic Operation in Progress
The automatic operation in progress state means running operations in automatic mode. The IN-AUTO OPERATION
lamp on the machine operation panel is ON.
(1) From another ready state to automatic operation in progress (Transition of operation state correlation diagram (f))
- When the CYCLE START switch on the machine operation panel is pressed in automatic mode.
1.4.3 Automatic Operation Pause
The automatic operation pause state means that operation or motion temporarily pauses during execution of one block
during the automatic operation start. The AUTO PAUSE lamp on the machine operation panel is ON and the AUTO
START lamp is OFF.
(1) From automatic operation start to automatic pause (Transition of operation state correlation diagram (g))
- When the FEED HOLD switch on the machine operation panel is turned ON; or
- When automatic mode input is out.
E70 Series Instruction Manual
1.3 Operations Not Ready
II - 5
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