01/2007
18.1 Interface signals
18-500
© Siemens AG 2007 All Rights Reserved
SINUMERIK 840Di sl Manual (HBIsl) – 01/2007 Edition
DB number Doc.
reference
NameByte, bit
Safety Integrated signals from axis/spindle to PLC
31, ... 108.0 Safe velocity or zero speed (SBH/SG active)
31, ... 108.2 Clear status pulses
31, ... 108.7 Axis safely referenced
31, ... 109.0–109.7 Cam signals of plus and minus cams (SN1+/1– to SN4+/4–)
31, ... 110.1 Safe operational stop active (SBH active)
31, ... 110.3–110.4 Safe velocity active, bit value 0 to bit value 1
31, ... 110.5 n < n
x
31, ... 111.1 Safe operational stop active (SBH active)
31, ... 111.4–11.7 Stop A/B to Stop E active
18 840Di–s
ecific Data and Functions