R1: Reference point approach
15.2 Axisspecific referencing
Basic Functions
Function Manual, 09/2011, 6FC5397-0BP40-2BA0
1201
Jog mode
The following machine data element can be used to specify whether reference point approach is completed when
the direction key is pressed once or whether the operator is required to keep the direction key pressed (jogging)
for safety reasons:
MD11300 $MN_JOG_INC_MODE_LEVELTRIGGRD (INC and REF in jog mode)
If the machine operator releases the direction key, the machine axis is decelerated to zero speed. Reference
point approach is not aborted. Reference point approach is continued the next time the direction key is pressed.
Referencing status
The referencing status of the machine axis is reset with the start of the reference point approach:
DB31, ... DBX60.4 (referenced / synchronized 1)
DB31, ... DBX60.5 (referenced / synchronized 2)
DB21, ... DBX36.2 (all axes with obligatory reference point are referenced)
Distance-coded measuring systems
In distance-coded measuring systems, reference point approach can be started with any traversing key.
Sequence
The machine operator or machine manufacturer (via the PLC user program) is responsible for ensuring that the
machine axes are referenced in the proper order.
• Machine operator
The machine axes must be started by the machine operator in the specified order.
• Machine manufacturer
The PLC user program of the machine manufacturer allows machine axes to be started only in the proper
order.
Simultaneous reference point approach of several machine axes
Several machine axes can be referenced simultaneously, depending on the control:
Completion of reference point approach
Acknowledgment that reference point approach of a machine axis has been successfully completed is given by
setting the referencing status:
DB31, ... DBX60.4 (referenced / synchronized 1)
DB31, ... DBX60.5 (referenced / synchronized 2)
SINUMERIK 840D:
max. 8 machine axes
Содержание SINUMERIK 828D Turning
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Страница 146: ...A3 Axis Monitoring Protection Zones 2 6 Data lists Basic Functions 146 Function Manual 09 2011 6FC5397 0BP40 2BA0 ...
Страница 328: ...F1 Travel to fixed stop 6 5 Data lists Basic Functions 328 Function Manual 09 2011 6FC5397 0BP40 2BA0 ...
Страница 816: ...K2 Axis Types Coordinate Systems Frames 10 9 Data lists Basic Functions 816 Function Manual 09 2011 6FC5397 0BP40 2BA0 ...
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