1172 HEIDENHAIN Technical Manual MANUALplus 620
Internal working
data of PLC-IPO
(Plc Ipo Data)
To select the Plc Ipo Data function:
Press the Login Ipo soft key.
Press the Axes soft key.
Press the Plc Ipo Data soft key.
The function displays the following variables:
act-Cmd (currently active command)
last-Cmd (last assigned command)
Variable Display
state Possible states:
Finished: Command acknowledged.
Idle: Axis does not work and can be assigned a command.
MovingByHand: Manual direction key or PLC positioning is
active.
StoppingByHand: Deceleration until standstill
WaitForPlcPosQuit: Waiting until the last nominal position
value has been received by the axis (runtimes in the IPO
chain)
RpfStart: Status during reference run
RpfFastToSwitchPreo: Status during reference run
RpfFastToSwitch: Status during reference run
RpfFastFromSwitchPrep: Status during reference run
RpfFastFromSwitch: Status during reference run
RpfSlowToSwitchPrep: Status during reference run
RpfSlowToSwitch: Status during reference run
RpfAktivatePulse: Status during reference run
RpfWaitForPulse: Status during reference run
RpfWaitForStop: Status during reference run
RpfLatchPos: Status during reference run
RpfFinish: Status during reference run
WaitForSpindlemoveQuit: Waiting for acknowledgment of
spindle (e.g. speed reached or synchronism switched on,
etc.)
Spindlemove: Spindle rotates at programmed speed.
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