Description Of The Interface Signals - Siemens SINUMERIK 840D sl Function Manual

Data Description
8.3 Interface signals
8.3.2

Description of the interface signals

Description of the signals sent to the monitoring channel
SGE, SBH/SG de-selection, SBH de-selection
The SBH and SG functions are selected/de-selected using these signals.
Table 8-5
SBH/SG de-selec-
tion
= 1
= 0
= 0
x: Signal state is optional
SGE – SG selection, bits 1, 0
By combining these signals when the SG function is activated it is possible to se-
lect the speed limit value for SG1, 2, 3 or 4.
Table 8-6
SG selection
Bit 1
= 0
= 0
= 1
=1
SGE gearbox ratio selection, bits 2, 1, 0
The combination of these signals determines the selected gearbox ratio 1, 2, ... ,8.
Table 8-7
SGE gearbox ratio selection
Bit 2
0
0
0
8-314
SINUMERIK 840D sl/SINAMICS S120 SINUMERIK Safety Integrated (FBSI sl) – 03.2006 Edition
Selecting/de-selecting SBH and SG
SGE
SBH de-selection
x
= 0
= 1
Selecting the speed limit values for SGn
SGE
SG selection
Bit 0
=0
=1
=0
=1
Gearbox ratio selection
Bit 1 Bit 0
0 0 Gearbox stage 1 is selected
0 1 Gearbox stage 2 is selected
1 0 Gearbox stage 3 is selected
Meaning
SBH and SG are de-selected
SBH is selected
SG is selected
Meaning
Speed limit value for SG1 is selected
Speed limit value for SG2 is selected
Speed limit value for SG3 is selected
Speed limit value for SG4 is selected
Meaning
© Siemens AG, 2006. All rights reserved
03.06