Siemens SINUMERIK 828D Function Manual page 1673

DB11
DBX6.0 Active mode AUTOMATIC
Data block Signal(s) from the mode group (NCK → PLC)
Edge evaluation: No
Signal state 1 or AUTOMATIK mode is active.
edge change
0 → 1
Signal state 0 or AUTOMATIK mode is not active.
edge change
1 → 0
DB11
DBX6.1 Active mode MDA
Edge evaluation:
Signal state 1 or MDA mode is active.
edge change
0 → 1
Signal state 0 or MDA mode is not active.
edge change
1 → 0
DB11
DBX6.2 Active JOG mode
Edge evaluation: No
Signal state 1 or JOG mode is active.
edge change
0 → 1
Signal state 0 or JOG mode is not active.
edge change
1 → 0
DB11
DBX6.3 Mode group ready
Edge evaluation: No
Signal state 1 or This signal is set after power on and all of the voltage have been established. The mode group is
edge change now ready and parts programs can be executed and axes traversed in the individual channels.
0 → 1
Signal state 0 or The mode group is not ready. Possible causes for this are:
edge change
•
1 → 0
•
•
If the mode group ready changes to signal state "0", then:
•
•
Special cases, An alarm that withdraws the interface signal
errors, ...... DB11 DBX6.3 (mode group ready)
ensures that all channels of the mode group are no longer in the reset state.
In order to switch to another operating mode, a mode group reset (DB11 DBX0.7) must be made.
Basic Functions
Function Manual, 09/2011, 6FC5397-0BP40-2BA0
Signal(s) updated: Cyclically
Signal(s) updated: Cyclically
Signal(s) updated: Cyclically
Signal(s) updated: Cyclically
A critical axis or spindle alarm is present
Hardware faults
The mode group has been incorrectly configured (machine data)
the axis and spindle drives are braked down to standstill with the max. braking current.
the signals from the PLC to the NCk are brought into an inactive state (cleared state).
19.6 Mode group, channel, program operation, reset response
Z1: NC/PLC interface signals
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