Detailed Description
2.4 Emergency stop acknowledgement
Emergency Stop (N2)
2-6 Function Manual, 08/2005 Edition, 6FC5397-0BP10-0BA0
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Fig. 2-1 Resetting the emergency stop state
(1) DB10, DBX56.2 (acknowledge emergency stop) is inoperative
(2) DB21, ... DBX7.7 (Reset) is inoperative
(3) DB10, DBX56.2 AND DB21, ... DBX7.7 reset DB10 DBX106.1(emergency stop active)
Effects
Resetting the emergency stop state has the following effects:
• Within the control, the servo enable is set, the follow-up mode deactivated and the
position control activated for all machine axes.
• Interface signals DB31, ... DBB60.5 (position control active) are set.
• Interface signals DB11, ... DBX6.3 (Mode Group ready for operation) are set.
• Interface signal DB10, DBX106.1 (emergency stop active) is reset.
• Alarm: "3000 Emergency Stop" is cleared.
• Part program processing is interrupted in all channels of the NC.
PLC and NCK I/Os
The PLC user program must switch the PLC and NCK I/Os back to the state for operation of
the machine.
POWER OFF / ON (supply off / on)
The emergency stop state can also be reset by switching the controller off and back on
(POWER OFF / ON).
This will work only if interface signal:
DB10, DBX56.1 (emergency stop)
is not set while the controller is powering up.
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