Siemens Sinumerik 840D sl Function Manual page 192

Connecting Sensors/Actuators
7.1 Safety- -relevant input/output signals
Which SGE/SGA are there?
For each axis/spindle, the following SGE and SGA are in each monitoring channel:
SGE
SGA
Safe cam range for cam track 1, bits 0- -3
Safe cam range for cam track 2, bits 0- -3
Safe cam range for cam track 3, bits 0- -3
Safe cam range for cam track 4, bits 0- -3
Cam range bits per bit 0- -15 for cam tracks 1, 2, 3, 4
Note
The SGE/SGA signals are described in Chapter 8.6, "Description of Interface
signals".
7-192
SINUMERIK 840D sl/SINAMICS S120 SINUMERIK Safety Integrated (FBSI sl) - - 10.2015 Edition
SBH/SG deselection
SBH deselection
SG selection, bit 0, 1
SE selection
Ratio selection, bits 0, 1, 2
Test stop selection (drive)
Close brake (drive)
SG correction selection, bits 0, 1, 2, 3
ext. STOP A deselection
ext. STOP C deselection
ext. STOP D deselection
ext. STOP E deselection
SBH/SG active
Axis safely referenced
SN1- -, SN2- -, SN3- -, SN4- -
SN1+, SN2+, SN3+, SN4+
Safe cam tracks 1, 2, 3, 4
n < n
x
SG active, bits 0, 1
SBH active
Status, pulses cancelled (drive)
STOP A/B active
STOP C active
STOP D active
STOP E active
Figure 7-2 SGE and SGA in every monitoring channel for each axis/spindle
SBH/SG
SE
SN
© Siemens AG 2015 All Rights Reserved
10/15