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10 Data fields
10.2.4 User interface
DW
DR 71
Control signals
for assigned
magazine
TOOL MISSING
"1" signal: The required tool has not been found.
"0" signal: In all other cases.
TOOL IN TOOL BUFFER
"1" signal: The required tool has been found in a tool buffer. In the case of local tool buffers,
an exchange tool is also searched for. The number of the tool buffer where the
tool is loaded must be read in data word DW 73 (for definition of suitable exchange
tools see D 71.6; for definition of local tool buffers see MD 2075 to MD 2077).
"0" signal: In all other cases.
POSITION ASSIGNED MAGAZINE
"1" signal: The signal is set if the required tool
– has been found in the assigned magazine,
– is loaded in a chained magazine (D 71.8=1) or in a local tool buffer (D 71.1=1)
and a suitable exchange tool has been found (D 71.6=1).
Via the "1" signal, positioning can be enabled for the assigned magazine. The
locator number and data word address of the setpoint must be read in data words
DW 72 and DW 74.
"0" signal: In all other cases.
10–32
15
14
13
12
7
6
5
ASSIGNED MAGAZINE
Unas-
Run set
Run
Unas-
signed
location
spindle
signed
without
without
tool
tool
© Siemens AG 1991 All Rights Reserved
11
10
9
Bit No.
4
3
2
1
Tool
Position
Tool in
must
as-
tool
be at
signed
buffer
special
maga-
position
zine
6FC5 197-0AA40-1BP1
SINUMERIK 840/880 (PJ)
01.91
8
0
Tool
missing
D 71.0
D 71.1
D 71.2
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