Siemens SINUMERIK 840D sl Commissioning Manual page 302

Fundamentals
15.3 Control- and status-word bits for NCK<->drive communication
Signal provided by NCK
Always "1", "TRUE"
Always "1", "FALSE"
Customer-specific signal
PLC interface for STW2
Signal provided by NCK
Drive-parameter-set switchover
1. Speed setpoint filter
Ramp-function generator disable
Always "FALSE"
Integrator inhibit, speed controller
Selection of "parking axis" by
shutting down the encoder bit on
the VDI interface
Traversing to fixed endstop
Motor changeover/selection
Motor selection in progress
Master sign-of-life
302
VDI interface Remarks
(PLC)
No signal Signal is used as the
identifier to shut down the
drive's ramp-function
generator (isochronous
Profibus drive)
No signal Signal not used
No signal for
SINAMICS
VDI interface (PLC)
DB(AX).DBX21.0
DB(AX).DBX21.1
DB(AX).DBX21.2
DB(AX).DBX20.3
DB(AX).DBX20.4
DB(AX).DBX21.6
DB(AX).DBX1.5 =
FALSE &
DB(AX).DBX1.6 =
FALSE
No signal
DB(AX).DBX21.3
DB(AX).DBX21.4
DB(AX).DBX21.5
No signal
Bit in
STW1
13
14
15
Remarks Bit in
STW2
Bit A 0
Bit B 1
Bit C 2
Not used for 3
SINUMERIK or
SINAMICS
(ineffective)
Not used for 4
SINUMERIK or
SINAMICS
(ineffective)
not used 5
6
7
Drive fault "speed 8
controller at limit"
deactivated
Bit A 9
Bit B 10
11
12
13
14
15
Commissioning Manual, 07/2007, 6FC5397-2AP10-3BA0
Meaning
Ramp-up time zero for
controller enable
Open-loop torque-
controlled mode
Signal not used in
conjunction with
SINUMERIK, no
PROFIDRIVE standard
signal
Meaning
Parameter-set switchover,
bit0
Parameter-set switchover,
bit1
Parameter-set switchover,
bit2
1. Speed setpoint filter
Ramp-function gen.
inactive
Reserved
Integrator inhibit, speed
controller
Selection of "parking axis"
Suppress fault 608,
"speed controller at limit"
Motor changeover, bit0
Motor changeover, bit1
Motor selection in
progress
Master sign-of-life
IBN CNC: NCK, PLC, drive