2 conditions for state change, Conditions for state change -151, Cross cutter – Lenze EVS93xx CrossCutter User Manual

Page 165

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Cross Cutter

Functions



Prepared Solution Servo PLC / ECSxA 1.1 EN

4-151

4.2

Conditions for state change

State changes are subject to the following requirements:

"Standby" state:

• One of the other states is being exited or aborted.
• An error occurs. (The system will switch to the "Trouble" state immediately at this point.)

"ManualJog" state:

• The system must be in standby.
• No errors are pending.
• A command is sent to traverse the axis manually (e.g. g_bManualJogPos).

"Homing" state:

• The system must be in standby.
• No errors are pending.
• The global variable for starting homing (g_bHomingStart) is set.

"Positioning" state:

• The system must be in standby.
• No errors are pending.
• The axis must be homed, i.e. homing must have been performed successfully

previously in order for the home position to be detected.

• Positioning is started via global variable g_bMotionStart.

"Cam" state:

• The system must be in standby.
• No errors are pending.
• The axis must be homed, i.e. homing must have been performed successfully

previously in order for the home position to be detected.

• The "LockToCam" command must be sent with global variable g_bLockToCam.

"Trouble" state:

• An error is pending (g_bGlobalError=TRUE).

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