Roll Feeding - Siemens Simovert Masterdrives Compendium

Roll feeding (possible in MDI and automatic modes)
[J_FWD]
Positioning input signals
[J_BWD]
[RST]
Control bits
[FUM]
[CRD]
[809]
[STA]
[RIE]
Op. mode
Operating
3 = MDI
mode
5 = Automatic
[809]
6 =
Automatic,
MD1 = 3
MD11 > 0
single block
Position
signals
[815]
Override
[809]
Block specification
F (Speed)
for roll feeding
When MD1 = 3 X (length)
from MDI [823] and
automatic [826]
Behaviour when aborted MD37
Digital inputs for roll feeding
[813.5] MD46
Digital outputs for roll feeding
[813.5] MD48
<1> In the case of loop number
<1>
U507=0, any number of feeding
movements can be started without
a 0=>1 edge of the start
command having to be output.
<2> [FUT] is only signalled when
loop counter is used (U507>0)
and loop counter=0 (i.e. when
number of loops reached)
1 2
Technology option

Roll feeding

Forwards
Backwards
U507 Number of loops:
Reset
U507=0: Loop counter inactive. After start command, any number of
(technology)
feeding movements can be started with [RIE];
Follow-up mode
[FUT] is not output
Cancel remaining
U507>0: Loop counter active:
distance
After start command, U507 feeding movement can be started with
Start
[RIE]. Completion of the last feeding movement is signalled with [FUT]
Read-in enable for
roll feeding
n540.36 Loop counter (display of remaining number of loops; counts from U507 to "0";
is set to U507 with start command and decremented for each [DRS])
Roll
feeding
active
Acceleration breakpoint -
acceleration
2
1 ... 99 999 [x 1000 LU/s
MD31 (0)
F [830.2]
MD23
Ovr.
F Ovr
*
Acceleration breakpoint -
100%
velocity
1 ... 1 500 000 [x 1000 LU/min]
MD29 (0)
Deceleration breakpoint -
velocity
1 ... 1 500 000 [x 1000 LU/min]
MD30 (0)
Acceleration
1 ... 99 999 [x 1000 LU/s
MD18 (1000)
3, 5 or 6
[MODE_IN]
[STA] Start
[RIE] Read-in enable
&
Number of loops U507 = 0
1
Loop counter > 0
[DRS] Dest. reached, axis stat.
[FUT] Function terminated
Preposition reached (MD48
[813.3]
Decrement loop counter n540.36
3
See Function description, Ch. 5.2.2
Constant travel
Acceleration time (for capping a
overshoot triangular peak)
0 ... 100% 1 ... 99 999 ms
]
MD36 (0) MD33 (0)
v
Acceleration jerk (jerk
2
]
limitation positive)
1 ... 999 999 [x 1000 LU/s
MD21 (0)
4 5
V2.5
[FUT] Function terminated
[BWD] Backwards
[FWD] Forwards
[DRS] Dest. reached, axis
stat.
[FUR] Function running
[ST_EN] Start enable
[TGL_O] Toggle output
Deceleration
2
1 ... 99 999 [x 1000 LU/s ]
MD19 (1000)
Deceleration breakpoint -
deceleration
2
1 ... 99 999 [x 1000 LU/s ]
MD32 (0)
t
2
]
Pre-position reached -
lead time 1 ... 99 999 ms
MD34 (0 = inactive)
<2>
Pre-position reached -
output time 1 ... 99 999 ms
MD35 (0 = inactive)
6 7
Function diagram
fp_mc_830_e.vsd
MASTERDRIVES MC
02.02.04
Positioning output signals
Status bits
[811]
Control signals
for position
detection
[815]
Diagnostic data
[818]
Setpoints
[817]
8
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