Automatic Positioning Mode - Siemens Simovert Masterdrives Compendium

Axis assignment (axis name) MD02
Deceleration for collision MD20
Control of M functions MD24, MD25
Time override MD26
Backlash compensation MD38...MD40
External block change MD44, MD45
Positioning input signals
Control bits
[809]
Digital inputs for
positioning
[813]
Operating mode
[809]
Position signals
[815]
Override
[809]
<1>2 edges: , e.g. from master control
(digital signal output in the block is
acknowledged by master control)
<2>E.g. waiting time initiated by G04
1 2
Technology option

Automatic positioning mode

Tool offset
Zero offsets (length and wear)
U521.1 U521.6 U522.1 U522.4
...
...
[RIE] Read-in enable
[STA ] Start
[CRD] Cancel remaining distance
[ACK_M] Acknowl. M function <1>
[SIST] Single step
[PROG_NO] Program number
[BLSK] Block skip
5 = Automatic mode
6 = Automatic single-block mode
3 4
Automatic mode
Block input; see [828]
U571 U590
...
Input of automatic blocks via the
parameterizing interface
[T_R] Dwell time running <2>
[ST_EN] Start enable
[FUR] Function running
[DRS] Destination reached,
axis stat.
[FWD] Forwards
[BWD] Backwards
[FUT] Function terminated
[STR_M] Strobe signal for M
functions
[M_NO_1] M function number 1
[M_NO_2] M function number 2
5
V2.5
fp_mc_826_e.vsd
Block specification
When MD1 = 3
for roll feeding [830]
Diagnostic parameters for automatic mode:
n540.16 = Program number, level 0
(main program)
n540.17 = Block number, level 0
n540.18 = Program number, level 1
n540.19 = Block number, level 1
n540.20 = Number of loops, level1
n540.21 = Program number, level 2
n540.22 = Block number, level 2
n540.23 = Number of loops, level 2
n540.24 = Decoding error, program
(No. of faulty program)
n540.25= Decoding error, block
(No. of faulty block)
Positioning output signals
Status bits
[811]
Control signals
for position
sensing
[815]
s* v* a* Setpoints
[817]
Digital outputs
for positioning
[813]
Diagnostic data
[818]
6 7
Function diagram
MASTERDRIVES MC
08.01.02
Samping time for positioning
U953.32 = ___(20)
Recommended: U953.32=4
8
- 826 -