Manual Machine
7.8 I/O assignment in the standard PLC program
7-131
SINUMERIK 802C
6FC5 597–3AA20–0BP2 (01.02)
2nd module:
I 2.0 Retract axis (bypass limit switch) X2003 Pin 2 DI 0
I 2.1 * Q21 230V power supply missing X2003 Pin 3 DI 1
I 2.2 X2003 Pin 4 DI 2
I 2.3 * Q4 Motor circuit–breaker coolant pump tripped X2003 Pin 5 DI 3
I 2.4 * Q2 Motor circuit–breaker spindle external ventilation tripped X2003 Pin 6 DI 4
I 2.5 Coolant pump is ON X2003 Pin 7 DI 5
I 2.6 Single block active X2003 Pin 8 DI 6
I 2.7 * EMERGENCY STOP X2003 Pin 9 DI 7
I 3.0 X2004 Pin 2 DI 8
I 3.1 X2004 Pin 3 DI 9
I 3.2 X2004 Pin 4 DI 10
I 3.3 X2004 Pin 5 DI 11
I 3.4 Spindle CCW rotation X2004 Pin 6 DI 12
I 3.5 Spindle CW rotation X2004 Pin 7 DI 13
I 3.6 Handwheel evaluation bit 1 X2004 Pin 8 DI 14
I 3.7 Handwheel evaluation bit 2 X2004 Pin 9 DI 15
3rd module:
I 4.0 Spindel override bit 1 X2003 Pin 2 DI 0
I 4.1 Spindel override bit 2 X2003 Pin 3 DI 1
I 4.2 Spindel override bit 3 X2003 Pin 4 DI 2
I 4.3 Spindel override bit 4 X2003 Pin 5 DI 3
I 4.4 Feed override bit 1 X2003 Pin 6 DI 4
I 4.5 Feed override bit 2 X2003 Pin 7 DI 5
I 4.6 Feed override bit 3 X2003 Pin 8 DI 6
I 4.7 Feed override bit 4 X2003 Pin 9 DI 7
I 5.0 Star handle axis direction X+ X2004 Pin 2 DI 8
I 5.1 Star handle axis direction X– X2004 Pin 3 DI 9
I 5.2 Star handle axis direction Z+ X2004 Pin 4 DI 10
I 5.3 Star handle axis direction Z– X2004 Pin 5 DI 11
I 5.4 Rapid traverse override axes X2004 Pin 6 DI 12
I 5.5 Star handle 0 position X2004 Pin 7 DI 13
I 5.6 Cycle start key X2004 Pin 8 DI 14
I 5.7 * Cycle stop key X2004 Pin 9 DI 15
All inputs marked with a * possess an inverted logics, i.e. their meanings refer to the signal
status “LOW”, and with all of the remaining inputs to the signal status “HIGH”.
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