Siemens SINUMERIK 840Di Function Manual page 1861

Contents
1 Brief Description ..................................................................................................................................... 1-1
1.1 Brief description ......................................................................................................................... 1-1
2 Detailed Description................................................................................................................................ 2-1
2.1 Various interface signals and functions (A2) ............................................................................. 2-1
2.1.1 Signals from PLC to NC (DB10) ................................................................................................ 2-1
2.1.2 Selection/status signals from MMC to PLC (DB10) ................................................................... 2-2
2.1.3 Signals from NC to PLC (DB10) ................................................................................................ 2-3
2.1.4 Signals to OP (DB19)................................................................................................................. 2-7
2.1.5 Signals from OP (DB19) .......................................................................................................... 2-17
2.1.6 Signals to channel (DB21, ...) .................................................................................................. 2-25
2.1.7 Signals from channel (DB21, ...) .............................................................................................. 2-25
2.1.8 Signals to axis/spindle (DB31, ...) ............................................................................................ 2-27
2.1.9 Signals from axis/spindle (DB31, ...)........................................................................................ 2-42
2.2 Axis monitoring, protection zones (A3)
2.2.1 Signals to channel (DB21, ...) .................................................................................................. 2-64
2.2.2 Signals from channel (DB21, ...) .............................................................................................. 2-65
2.2.3 Signals to axis/spindle (DB31, ...) ............................................................................................ 2-67
2.2.4 Signals from axis/spindle (DB31, ...)........................................................................................ 2-69
2.3 Continuous-path mode, exact stop and LookAhead (B1)........................................................ 2-69
2.3.1 Signals from channel (DB21, ...) .............................................................................................. 2-69
2.3.2 Signals from axis/spindle (DB31, ...)........................................................................................ 2-70
2.4 Acceleration (B2) ..................................................................................................................... 2-71
2.5 Diagnostic tools (D1)................................................................................................................ 2-71
2.6 Travel to fixed stop (F1) ........................................................................................................... 2-71
2.6.1 Signals to axis/spindle (DB31, ...) ............................................................................................ 2-71
2.6.2 Signals from axis/spindle (DB31, ...)........................................................................................ 2-73
2.7 Velocities, setpoint/actual value systems, closed-loop control (G2)........................................ 2-73
2.8 Auxiliary function output to PLC (H2)....................................................................................... 2-74
2.8.1 Signals to channel (DB21, ...) .................................................................................................. 2-74
2.8.2 Signals from channel (DB21, ...) .............................................................................................. 2-74
2.8.3 Signals from axis/spindle (DB31, ...)........................................................................................ 2-79
2.9 Mode group, channel, program operation, reset response (K1).............................................. 2-80
2.9.1 Signals to mode group (DB11)................................................................................................. 2-80
2.9.2 Signals from mode group (DB11) ............................................................................................ 2-85
2.9.3 Signals to channel (DB21, ...) .................................................................................................. 2-90
2.9.4 Signals from channel (DB21, ...) .............................................................................................. 2-97
2.9.5 Signals to axis/spindle (DB31, ...) .......................................................................................... 2-110
2.9.6 Signals from axis/spindle (DB31, ...)...................................................................................... 2-110
2.10 Axis types, coordinate systems, frames (K2)......................................................................... 2-112
2.10.1 Signals to axis/spindle (DB31, ...) .......................................................................................... 2-112
NC/PLC Interface Signals (Z1)
Function Manual, 08/2005 Edition, 6FC5397-0BP10-0BA0
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