Siemens SINUMERIK 840 Planning Manual page 133

5 Configuring
5.16 FB 157 Workpiece count/prewarning limit
Block call FB 157
I, BI
I, BI
I, BI
I, BI
I, D (KF)
I, BY
I, BY
I, BY
I, D (KF)
DB 134, DD 2
Signal descriptions
BILO Delete bit
Deleting bit 4 "Number of pieces decremented" in the second identification DB for all
tools masked out in the magazine table. A maximum of 20 tools are machined per cy-
cle. BILO is regarded as a separate job and can only be activated if no other job is
being executed.
BEAR Machining
The parameter must have a "1"signal when the active tool is inserted. If the identifi-
cation bit 4 "Number of pieces decremented" is not set in DB status word
(DBZW)+2, the workpiece count is decremented by 1.
VWG Prewarning limit
"1"-signal:
"0"signal:
Depending on the value of the input parameter, bit 0 "Prewarning limit of number of
pieces reached" is set in DB status word (DBZW)+2.
SPER Disable
"1" signal:
"0"-signal:
A-NR Job number
A maximum of four job numbers can be assigned if four block calls with job numbers
1 to 4 are processed in series.
5–72
FB STUE/VWG
BILO AKT
BEAR ST=0
VWG
SPER
A-NR
MANR
PLSP
NSBY
SPNR
ZW F
The prewarning limit is taken into account.
The prewarning limit is not taken into account.
If the number of workpieces reaches the value "0", the active
tool is either locked out immediately or identification bit 10 "Tool
disabled" is set in DB status word (DBZW)+2.
If the number of workpieces reaches the value "0", identification
bit 6 "Disable tool at end of program" is set.
© Siemens AG 1991 All Rights Reserved
Q, BI
Q, BI
Q, BI
6FC5 197-0AA40-1BP1
SINUMERIK 840/880 (PJ)
01.91