Technical Appendix
6.2 PLC user interface signals
6-118
SINUMERIK 802C
6FC5 597–3AA20–0BP2 (01.02)
Control signals to operator panel (retentive range)
1900
Signals to operator panel [r/w]
Data block
Interface PLC –––––> MMC
Byte Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
19005000 OP
key lock
19005001
19005002
19005003
6.2.7 Machine control panel signals (MCP signals)
Status signals from MCP
1000
Signals from MCP [r]
Interface MCP –––––>PLC
Byte Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
#8 #7 #6 #5 #4 #3 #2 #1
10000000 JOG INC free free free free free free
#16 #15 #14 #13 #12 #11 #10 #9
10000001 Axis key Spindle Spindle Spindle MDA SBL AUTO REF
start stop start +
#24 #23 #22 #21 #20 #19 #18 #17
10000002 Axis key Axis key Axis key Axis key Axis key Axis key Axis key Axis key
#27 #26 #25
10000003 ”0” ”0” ”0” ”0” ”0” NC NC STOP NC RE-
START SET
Feed override
10000004 ”0” ”0” ”0” E D C B A
Spindle override
10000005 ”0” ”0” ”0” E D C B A
Control signals to MCP
1100
Signals to MCP [r/w]
Interface PLC –––––> MCP
Byte Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0